筛选出 47 条数据

    品牌 产品 货期 价格 货号 规格 /
    吡咯2687-91-4

    CAS号:2687-91-4

    品名:N-乙基-2-吡咯烷酮N-Ethyl-2-pyrrolidone

    中文别名:1-乙基-吡咯烷酮;N-乙基吡咯烷酮(NEP);N-乙基-α-吡咯烷酮;N-乙基-A-吡咯烷酮;N-乙基吡咯烷酮;1-乙基-2-吡咯烷酮;

    英文别名:N-Ethyl-2-Pyrrolidone;ethyl-pyrrolidinone;1-ethyl-2-pyrrolidinone;N-Ethyl-2-azapentanone;NEP;N-Ethyl-2-pyrrolidon;N-Efhyl-2-Pyrrolidone;ethyl-2-pyrrolidone;1-Ethyl-2-pyrrolidone;1-Ethyl-2-Pyrrolidinone;1-ETHYL-2-PYRROLIDONE;N-ethylpyrrolidinone;N-ethyl-2-pyrrolidinone;AgsolEx2;N-Ethylpyrrolidone;N-Ethyl-a-pyrrolidone;1-Ethylpyrrolidin-2-one;

    分子式:C6H11NO

    分子量:113.158

    精确质量:113.084

    Psa:20.31

    RTECS号:UY5769250

    MDL号:MFCD00003199

    外观与性状:透明液体

    密度:0.992g/mLat 25°C(lit.)

    沸点:97°C20mm Hg(lit.)

    闪点:169°F

    折射率:n20/D 1.465(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.276mmHg at 25°C

    安全说明:S26-S36

    危险类别码:R22; R36

    WGK Germany:1

    海关编码:2933790090

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P201; P280; P305 + P351 + P338 + P310; P308 + P313

    危险标志:GHS05, GHS08

    危险性描述:H318; H360D

    用途:主要用于精制油品及生产医药、染料、农药、日化、涂料、耐热树酯等。

     2687-91-4 详细信息

    吡咯

    CAS号:2687-91-4

    品名:N-乙基-2-吡咯烷酮N-Ethyl-2-pyrrolidone

    中文别名:1-乙基-吡咯烷酮;N-乙基吡咯烷酮(NEP);N-乙基-α-吡咯烷酮;N-乙基-A-吡咯烷酮;N-乙基吡咯烷酮;1-乙基-2-吡咯烷酮;

    英文别名:N-Ethyl-2-Pyrrolidone;ethyl-pyrrolidinone;1-ethyl-2-pyrrolidinone;N-Ethyl-2-azapentanone;NEP;N-Ethyl-2-pyrrolidon;N-Efhyl-2-Pyrrolidone;ethyl-2-pyrrolidone;1-Ethyl-2-pyrrolidone;1-Ethyl-2-Pyrrolidinone;1-ETHYL-2-PYRROLIDONE;N-ethylpyrrolidinone;N-ethyl-2-pyrrolidinone;AgsolEx2;N-Ethylpyrrolidone;N-Ethyl-a-pyrrolidone;1-Ethylpyrrolidin-2-one;

    分子式:C6H11NO

    分子量:113.158

    精确质量:113.084

    Psa:20.31

    RTECS号:UY5769250

    MDL号:MFCD00003199

    外观与性状:透明液体

    密度:0.992g/mLat 25°C(lit.)

    沸点:97°C20mm Hg(lit.)

    闪点:169°F

    折射率:n20/D 1.465(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.276mmHg at 25°C

    安全说明:S26-S36

    危险类别码:R22; R36

    WGK Germany:1

    海关编码:2933790090

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P201; P280; P305 + P351 + P338 + P310; P308 + P313

    危险标志:GHS05, GHS08

    危险性描述:H318; H360D

    用途:主要用于精制油品及生产医药、染料、农药、日化、涂料、耐热树酯等。

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    吡咯2687-91-4
    罗恩 1-乙基-2-吡咯烷酮 1-Ethyl-2-pyrrolidinone 5-7个工作日

     2400.00
    R016637 99%
    吡啶24057-28-1

    CAS号:24057-28-1

    品名:对甲苯磺酸吡啶盐4-methylbenzenesulfonate,pyridin-1-ium

    中文别名:吡啶对甲苯磺酸盐;对甲苯磺酸吡啶鎓;4-甲基苯磺酸吡啶;对甲苯磺酸吡啶嗡盐;

    英文别名:pyridiniumtoluene-4-sulfonate;Pyridiniump-Toluenesulfonate;PyridiniumToluene-4-Sulphonate;pyridiniumpara-toluenesulfonate;4-methylbenzenesulfonicacidpyridiniumsalt;pyridinium4-methylbenzenesulfonate;Pyridinium4-toluenesulfonate;Pyridiniumtoluene-4-sulphonate;Pyridinep-toluenesulfonate;PPTS;p-Toluenesulfonicacidpyridinesalt;p-Toluenesulfonicacidpyridinesaltpolymer-bound;Pyridin-1-ium4-methylbenzenesulfonate;Pyridiniump-toluenesulfonatepolymer-bound;Pyridiniump-Toluenesulfonate(PPTS);pyridiniump-toluenesulphonicacid;pyridiniump-toluenesulfonate;

    分子式:C12H13NO3S

    分子量:251.302

    精确质量:251.062

    Psa:75.64

    BRN号:3764305

    EINECS号:246-002-7

    MDL号:MFCD00013108

    PubChem号:24888052

    密度:

    沸点:442.7ºC at 760 mmHg

    熔点:117-120°C

    闪点:221.6ºC

    稳定性:Stable under normal temperatures and pressures. May decompose on exposure to moist air or water.

    储存条件:湿度敏感;惰性气体保护

    蒸汽压:1.29E-08mmHg at 25°C

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:29333100

    危险品标志:Xi

    简介:对甲苯磺酸吡啶盐是一种吡啶和对甲苯磺酸组成的有机盐。它通常简写为PPTS,通常为无色固体。MasakiMiyashita最早发现此化合物可有效的脱除四氢吡喃(THP)保护基。

    用途:吡啶对甲苯磺酸盐(PPTS)在有机合成中是一个应用非常广泛的、温和的、实验室常备的酸性催化试剂。PPTS可以简单地看作是对甲苯磺酸的替代物,对甲苯磺酸完成的所有反应PPTS也可以完成。但是它比对甲苯磺酸在使用上有更多的优势,例如:对甲苯磺酸一般是以一水合结晶形式存在和使用,而PPTS是无水的;对甲苯磺酸具有较强的酸性,而PPTS的酸性则对许多酸敏性官能团不产生明显的影响。PPTS催化的反应通常具有反应条件简单和温和的特点,用量一般在30%摩尔之内。它应用最多的两个反应是羟基的缩醛化反应和羟基的硅醚化反应,以及这两个反应的逆反应,所以在羟基的保护和去保护反应中得到广泛的应用。使用不同的反应溶剂,PPTS可以催化羟基的缩醛化反应和硅醚化反应;也可以催化它们的逆反应。前者通常在CH2Cl2或者DMF溶剂中进行,后者通常使用MeOH为溶剂(式1,

     24057-28-1 详细信息

    吡啶

    CAS号:24057-28-1

    品名:对甲苯磺酸吡啶盐4-methylbenzenesulfonate,pyridin-1-ium

    中文别名:吡啶对甲苯磺酸盐;对甲苯磺酸吡啶鎓;4-甲基苯磺酸吡啶;对甲苯磺酸吡啶嗡盐;

    英文别名:pyridiniumtoluene-4-sulfonate;Pyridiniump-Toluenesulfonate;PyridiniumToluene-4-Sulphonate;pyridiniumpara-toluenesulfonate;4-methylbenzenesulfonicacidpyridiniumsalt;pyridinium4-methylbenzenesulfonate;Pyridinium4-toluenesulfonate;Pyridiniumtoluene-4-sulphonate;Pyridinep-toluenesulfonate;PPTS;p-Toluenesulfonicacidpyridinesalt;p-Toluenesulfonicacidpyridinesaltpolymer-bound;Pyridin-1-ium4-methylbenzenesulfonate;Pyridiniump-toluenesulfonatepolymer-bound;Pyridiniump-Toluenesulfonate(PPTS);pyridiniump-toluenesulphonicacid;pyridiniump-toluenesulfonate;

    分子式:C12H13NO3S

    分子量:251.302

    精确质量:251.062

    Psa:75.64

    BRN号:3764305

    EINECS号:246-002-7

    MDL号:MFCD00013108

    PubChem号:24888052

    密度:

    沸点:442.7ºC at 760 mmHg

    熔点:117-120°C

    闪点:221.6ºC

    稳定性:Stable under normal temperatures and pressures. May decompose on exposure to moist air or water.

    储存条件:湿度敏感;惰性气体保护

    蒸汽压:1.29E-08mmHg at 25°C

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:29333100

    危险品标志:Xi

    简介:对甲苯磺酸吡啶盐是一种吡啶和对甲苯磺酸组成的有机盐。它通常简写为PPTS,通常为无色固体。MasakiMiyashita最早发现此化合物可有效的脱除四氢吡喃(THP)保护基。

    用途:吡啶对甲苯磺酸盐(PPTS)在有机合成中是一个应用非常广泛的、温和的、实验室常备的酸性催化试剂。PPTS可以简单地看作是对甲苯磺酸的替代物,对甲苯磺酸完成的所有反应PPTS也可以完成。但是它比对甲苯磺酸在使用上有更多的优势,例如:对甲苯磺酸一般是以一水合结晶形式存在和使用,而PPTS是无水的;对甲苯磺酸具有较强的酸性,而PPTS的酸性则对许多酸敏性官能团不产生明显的影响。PPTS催化的反应通常具有反应条件简单和温和的特点,用量一般在30%摩尔之内。它应用最多的两个反应是羟基的缩醛化反应和羟基的硅醚化反应,以及这两个反应的逆反应,所以在羟基的保护和去保护反应中得到广泛的应用。使用不同的反应溶剂,PPTS可以催化羟基的缩醛化反应和硅醚化反应;也可以催化它们的逆反应。前者通常在CH2Cl2或者DMF溶剂中进行,后者通常使用MeOH为溶剂(式1,

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    吡啶24057-28-1
    乐研 4-甲基苯磺酸吡啶 Pyridin-1-ium4-methylbenzen... 现货

     2860.00
    1026907 98%
    咪唑693-98-1

    CAS号:693-98-1

    品名:2-甲基咪唑2-Methylimidazole

    中文别名:2-甲基-1,3-氮杂茂;2-甲基-1H-咪唑;2-甲基甘噁啉;

    英文别名:DenkaCN25;EpikureMI2;Actiron2MI;1H-Imidazole,2-methyl-;EpicureMI2;2-methyl-imidazole;2MZ-PW;2MI;Curezol2MZ;2MZ-H;2MZ;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:28.68

    RTECS号:NI7175000

    MDL号:MFCD00005190

    外观与性状:透明至黄色固体

    密度:1.062 g/cm3

    沸点:267-268°C(lit.)

    熔点:142-143°C(lit.)

    闪点:155 °C

    折射率:1.523

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:&<1 mm Hg ( 0 °C)

    安全说明:S26-S36/37/39-S45-S25

    危险类别码:R22; R34

    WGK Germany:2

    海关编码:2933290090

    危险品运输编码:UN 3259 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P201; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P308 + P313

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H314; H351; H360

    简介:2-MethylimidazoleisanorganiccompoundthatisstructurallyrelatedtoimidazolewiththechemicalformulaCH3C3H2N2H.Itisawhiteorcolorlesssolidthatishighlysolubleinpolarorganicsolvents.Itisaprecursortoarangeofdrugsandisaligandincoordinationchemistry.

    用途:该品是饲料促长剂二甲唑、灭滴灵的中间体,也是环氧树脂及其他树脂的固化剂。作为环氧树脂的中温固经剂时,可以单独使用,但主要用作粉末成型和粉末涂装的固化促进剂。

     693-98-1 详细信息

    咪唑

    CAS号:693-98-1

    品名:2-甲基咪唑2-Methylimidazole

    中文别名:2-甲基-1,3-氮杂茂;2-甲基-1H-咪唑;2-甲基甘噁啉;

    英文别名:DenkaCN25;EpikureMI2;Actiron2MI;1H-Imidazole,2-methyl-;EpicureMI2;2-methyl-imidazole;2MZ-PW;2MI;Curezol2MZ;2MZ-H;2MZ;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:28.68

    RTECS号:NI7175000

    MDL号:MFCD00005190

    外观与性状:透明至黄色固体

    密度:1.062 g/cm3

    沸点:267-268°C(lit.)

    熔点:142-143°C(lit.)

    闪点:155 °C

    折射率:1.523

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:&<1 mm Hg ( 0 °C)

    安全说明:S26-S36/37/39-S45-S25

    危险类别码:R22; R34

    WGK Germany:2

    海关编码:2933290090

    危险品运输编码:UN 3259 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P201; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P308 + P313

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H314; H351; H360

    简介:2-MethylimidazoleisanorganiccompoundthatisstructurallyrelatedtoimidazolewiththechemicalformulaCH3C3H2N2H.Itisawhiteorcolorlesssolidthatishighlysolubleinpolarorganicsolvents.Itisaprecursortoarangeofdrugsandisaligandincoordinationchemistry.

    用途:该品是饲料促长剂二甲唑、灭滴灵的中间体,也是环氧树脂及其他树脂的固化剂。作为环氧树脂的中温固经剂时,可以单独使用,但主要用作粉末成型和粉末涂装的固化促进剂。

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    咪唑693-98-1
    阿拉丁 2-甲基咪唑 2-Methylimidazole 现货

     1017.90
    M104839 ≥98%
    吡啶104-90-5

    CAS号:104-90-5

    品名:5-乙基-2-甲基-吡啶5-Ethyl-2-methylpyridine

    中文别名:2-甲基-5-乙基吡啶;

    英文别名:2-Picoline,5-ethyl;5-Ethyl-2-Methylpyridine;3-Ethyl-6-methylpyridine;Aldehydecollidine;5-ethyl-2-methyl-pyridine;Aldehydine;5-Ethyl-2-picoline;Ethyl-5methyl-2pyridine;Pyridine,5-ethyl-2-methyl;Pyridine,5-ethyl-2-methyl-;Aldehydkollidin;2-METHYL-5-ETHYLPYRIDINE;

    分子式:C8H11N

    分子量:121.18

    精确质量:121.089

    Psa:12.89

    RTECS号:TJ6825000

    BRN号:109269

    EINECS号:203-250-0

    MDL号:MFCD00006344

    PubChem号:24901774

    外观与性状:液体

    密度:0.919g/mLat 25°C(lit.)

    沸点:178°C(lit.)

    熔点:-70.9 °C

    闪点:151°F

    折射率:n20/D 1.497(lit.)

    稳定性:Stable. Hygroscopic. Combustible. Incompatible with strong oxidizing agents.

    储存条件:库房通风低温干燥,与食品原料、纺织品类分开储运

    蒸汽压:1.5mmHg at 25°C

    安全说明:S26-S36/37/39-S45-S61

    危险类别码:R20/21/22; R34

    WGK Germany:3

    海关编码:2942000000

    危险品运输编码:UN 2300 6.1/PG 3

    危险类别:6.1

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P261; P280; P305 + P351 + P338; P310

    危险标志:GHS05, GHS06

    危险性描述:H302; H311 + H331; H314

    简介:Perfumecomposition.

    用途:主要用于制备烟酸、烟酰胺、异烟肼、尼可杀米等,也广泛用于合成食品和饲料的添加剂。

     104-90-5 详细信息

    吡啶

    CAS号:104-90-5

    品名:5-乙基-2-甲基-吡啶5-Ethyl-2-methylpyridine

    中文别名:2-甲基-5-乙基吡啶;

    英文别名:2-Picoline,5-ethyl;5-Ethyl-2-Methylpyridine;3-Ethyl-6-methylpyridine;Aldehydecollidine;5-ethyl-2-methyl-pyridine;Aldehydine;5-Ethyl-2-picoline;Ethyl-5methyl-2pyridine;Pyridine,5-ethyl-2-methyl;Pyridine,5-ethyl-2-methyl-;Aldehydkollidin;2-METHYL-5-ETHYLPYRIDINE;

    分子式:C8H11N

    分子量:121.18

    精确质量:121.089

    Psa:12.89

    RTECS号:TJ6825000

    BRN号:109269

    EINECS号:203-250-0

    MDL号:MFCD00006344

    PubChem号:24901774

    外观与性状:液体

    密度:0.919g/mLat 25°C(lit.)

    沸点:178°C(lit.)

    熔点:-70.9 °C

    闪点:151°F

    折射率:n20/D 1.497(lit.)

    稳定性:Stable. Hygroscopic. Combustible. Incompatible with strong oxidizing agents.

    储存条件:库房通风低温干燥,与食品原料、纺织品类分开储运

    蒸汽压:1.5mmHg at 25°C

    安全说明:S26-S36/37/39-S45-S61

    危险类别码:R20/21/22; R34

    WGK Germany:3

    海关编码:2942000000

    危险品运输编码:UN 2300 6.1/PG 3

    危险类别:6.1

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P261; P280; P305 + P351 + P338; P310

    危险标志:GHS05, GHS06

    危险性描述:H302; H311 + H331; H314

    简介:Perfumecomposition.

    用途:主要用于制备烟酸、烟酰胺、异烟肼、尼可杀米等,也广泛用于合成食品和饲料的添加剂。

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    吡啶104-90-5
    Aldrich 5-乙基-2-甲基-吡啶 5-Ethyl-2-methylpyridine 请咨询 询价 W354600 ≥96%
    三嗪87-90-1

    CAS号:87-90-1

    品名:三氯异氰尿酸1,3,5-trichloro-1,3,5-triazinane-2,4,6-trione

    中文别名:三氯氰尿酸;三氯异三聚氰酸;三氯异氰脲酸;三氯三嗪三酮;强氯精;

    英文别名:1,3,5-Triazine-2,4,6(1H,3H,5H)-trione,1,3,5-trichloro-;TrichloroisocyanuricAcid;Trichloroisocyanuricacid;

    分子式:C3Cl3N3O3

    分子量:232.409

    精确质量:230.901

    Psa:66.0

    RTECS号:XZ1925000

    MDL号:MFCD00006553

    外观与性状:白色结晶粉末或片状

    密度:2.07

    沸点:272.3ºC at 760 mmHg

    熔点:249-251°C(lit.)

    闪点:121°C

    稳定性:Stable. Hygroscopic, and may decompose in contact with moisture. Contact with combustible material may lead to fire. Incompatible with acids, reducing agents, water, strong oxidizing agents.

    储存条件:库房通风低温干燥,与燃料、有机物、易氧化物分开存放

    安全说明:S8-S26-S41-S60-S61

    危险类别码:R22; R31; R36/37; R50/53; R8

    WGK Germany:2

    海关编码:2933692200

    危险品运输编码:UN 2468 5.1/PG 2

    危险类别:5.1

    包装等级:II

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P210; P220; P221; P301 + P312 + P330; P305 + P351 + P338; P370 + P378

    危险标志:GHS03, GHS07, GHS09

    危险性描述:H272; H302; H319; H335; H410

    简介:Trichloroisocyanuricacidisanorganiccompoundwiththeformula(C3Cl3N3O3).Itisusedasanindustrialdisinfectant,bleachingagentandareagentinorganicsynthesis.Thiswhitecrystallinepowder,whichhasastrong\&quot;chlorineodour,\&quot;issometimessoldintabletorgranuleformfordomesticandindustrialuse.Saltsoftrichloroisocyanuricacidareknownastrichloroisocyanurates.

    用途:1.生化研究。测定胆色素原脱氢酶活力的底物。

     87-90-1 详细信息

    三嗪

    CAS号:87-90-1

    品名:三氯异氰尿酸1,3,5-trichloro-1,3,5-triazinane-2,4,6-trione

    中文别名:三氯氰尿酸;三氯异三聚氰酸;三氯异氰脲酸;三氯三嗪三酮;强氯精;

    英文别名:1,3,5-Triazine-2,4,6(1H,3H,5H)-trione,1,3,5-trichloro-;TrichloroisocyanuricAcid;Trichloroisocyanuricacid;

    分子式:C3Cl3N3O3

    分子量:232.409

    精确质量:230.901

    Psa:66.0

    RTECS号:XZ1925000

    MDL号:MFCD00006553

    外观与性状:白色结晶粉末或片状

    密度:2.07

    沸点:272.3ºC at 760 mmHg

    熔点:249-251°C(lit.)

    闪点:121°C

    稳定性:Stable. Hygroscopic, and may decompose in contact with moisture. Contact with combustible material may lead to fire. Incompatible with acids, reducing agents, water, strong oxidizing agents.

    储存条件:库房通风低温干燥,与燃料、有机物、易氧化物分开存放

    安全说明:S8-S26-S41-S60-S61

    危险类别码:R22; R31; R36/37; R50/53; R8

    WGK Germany:2

    海关编码:2933692200

    危险品运输编码:UN 2468 5.1/PG 2

    危险类别:5.1

    包装等级:II

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P210; P220; P221; P301 + P312 + P330; P305 + P351 + P338; P370 + P378

    危险标志:GHS03, GHS07, GHS09

    危险性描述:H272; H302; H319; H335; H410

    简介:Trichloroisocyanuricacidisanorganiccompoundwiththeformula(C3Cl3N3O3).Itisusedasanindustrialdisinfectant,bleachingagentandareagentinorganicsynthesis.Thiswhitecrystallinepowder,whichhasastrong\&quot;chlorineodour,\&quot;issometimessoldintabletorgranuleformfordomesticandindustrialuse.Saltsoftrichloroisocyanuricacidareknownastrichloroisocyanurates.

    用途:1.生化研究。测定胆色素原脱氢酶活力的底物。

    展开

    三嗪87-90-1
    罗恩 三氯异氰脲酸 Trichloroisocyanuricacid 现货

     1918.00
    R000982 97%
    嘧啶1193-24-4

    CAS号:1193-24-4

    品名:4,6-二羟基嘧啶4,6-Dihydroxypyrimidine

    中文别名:4,6-二羟基;4,6-二甲氧基嘧啶;双羟嘧啶;嘧啶-4,6-二醇;4,6-嘧啶二醇;6-羟基-4(1H)嘧啶酮;

    英文别名:4-hydroxy-1H-pyrimidin-6-one;4(1H)-Pyrimidinone,6-hydroxy-;4,6-Pyrimidinediol;

    分子式:C4H4N2O2

    分子量:112.087

    精确质量:112.027

    Psa:66.24

    RTECS号:UW7523000

    BRN号:606433

    EINECS号:214-772-3

    MDL号:MFCD00016733

    外观与性状:淡黄色晶体

    密度:

    沸点:358.5ºC at 760 mmHg

    熔点:&>300°C(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36-S37/39

    危险类别码:R36/37/38

    WGK Germany:1

    海关编码:29335995

    危险品标志:Xi

    用途:用作有机合成中间体,在医药工业中用来生产磺胺类药磺胺莫托辛。4,6-二羟基嘧啶也是维生素B

     1193-24-4 详细信息

    嘧啶

    CAS号:1193-24-4

    品名:4,6-二羟基嘧啶4,6-Dihydroxypyrimidine

    中文别名:4,6-二羟基;4,6-二甲氧基嘧啶;双羟嘧啶;嘧啶-4,6-二醇;4,6-嘧啶二醇;6-羟基-4(1H)嘧啶酮;

    英文别名:4-hydroxy-1H-pyrimidin-6-one;4(1H)-Pyrimidinone,6-hydroxy-;4,6-Pyrimidinediol;

    分子式:C4H4N2O2

    分子量:112.087

    精确质量:112.027

    Psa:66.24

    RTECS号:UW7523000

    BRN号:606433

    EINECS号:214-772-3

    MDL号:MFCD00016733

    外观与性状:淡黄色晶体

    密度:

    沸点:358.5ºC at 760 mmHg

    熔点:&>300°C(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36-S37/39

    危险类别码:R36/37/38

    WGK Germany:1

    海关编码:29335995

    危险品标志:Xi

    用途:用作有机合成中间体,在医药工业中用来生产磺胺类药磺胺莫托辛。4,6-二羟基嘧啶也是维生素B

    展开

    嘧啶1193-24-4
    凯为 4,6-二羟基嘧啶 4(3H)-Pyrimidinone,6-hydrox... 现货

     2343.00
    JZ000JJD 97%
    吡唑108-26-9

    CAS号:108-26-9

    品名:3-甲基-2-吡唑啉-5-酮3-Methyl-2-pyrazolin-5-one

    中文别名:3-甲基-2-吡唑秦-5-酮;3-甲基-5-吡唑酮;3-甲基吡唑-5-酮;3-甲基-5-吡唑啉酮;2,4-二氢-5-甲基-3H-吡唑-3-酮;5-甲基-2,4-二氢-吡唑-3-酮;

    英文别名:3-Methyl-5-pyrazolone;2,4-Dihydro-5-methyl-3H-pyrazol-3-one;3-methyl-1,4-dihydropyrazol-5-one;3-Methyl-1H-pyrazol-5(4H)-one;3H-Pyrazol-3-one,2,4-dihydro-5-methyl-;3-METHYL-2-PYRAZOLIN-5-ONE;

    分子式:C4H6N2O

    分子量:98.1032

    精确质量:98.048

    Psa:41.46

    RTECS号:UQ9451500

    EINECS号:203-565-3

    MDL号:MFCD00020699

    外观与性状:淡白色晶体粉末

    密度:1.33 g/cm3

    沸点:309.7ºC at 760 mmHg

    熔点:220-224 °C

    闪点:141.1ºC

    折射率:1.475

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.000345mmHg at 25°C

    安全说明:S24/25

    危险类别码:R36/37/38

    海关编码:2933199090

     108-26-9 详细信息

    吡唑

    CAS号:108-26-9

    品名:3-甲基-2-吡唑啉-5-酮3-Methyl-2-pyrazolin-5-one

    中文别名:3-甲基-2-吡唑秦-5-酮;3-甲基-5-吡唑酮;3-甲基吡唑-5-酮;3-甲基-5-吡唑啉酮;2,4-二氢-5-甲基-3H-吡唑-3-酮;5-甲基-2,4-二氢-吡唑-3-酮;

    英文别名:3-Methyl-5-pyrazolone;2,4-Dihydro-5-methyl-3H-pyrazol-3-one;3-methyl-1,4-dihydropyrazol-5-one;3-Methyl-1H-pyrazol-5(4H)-one;3H-Pyrazol-3-one,2,4-dihydro-5-methyl-;3-METHYL-2-PYRAZOLIN-5-ONE;

    分子式:C4H6N2O

    分子量:98.1032

    精确质量:98.048

    Psa:41.46

    RTECS号:UQ9451500

    EINECS号:203-565-3

    MDL号:MFCD00020699

    外观与性状:淡白色晶体粉末

    密度:1.33 g/cm3

    沸点:309.7ºC at 760 mmHg

    熔点:220-224 °C

    闪点:141.1ºC

    折射率:1.475

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.000345mmHg at 25°C

    安全说明:S24/25

    危险类别码:R36/37/38

    海关编码:2933199090

    展开

    吡唑108-26-9
    Aldrich 3-甲基-5-吡唑酮 3-Methyl-5-pyrazolone 请咨询客服 询价 689750 99.0-100.3% (w/w)(T)
    吡唑1453-58-3

    CAS号:1453-58-3

    品名:3-甲基吡唑3-Methylpyrazole

    中文别名:3-甲基-1H-吡唑;

    英文别名:3-(5)-methylpyrazole;3-methyl-pyrazol;5-methyl-pyrazol;3-methyl-pyrazole;1H-Pyrazole,3-methyl-;5-Methylpyrazole;3-Methyl-1,2-diazole;3-methyl-1H-pyrazole;Pyrazole,5-methyl;Pyrazole,3-methyl;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:28.68

    RTECS号:UQ7340000

    BRN号:1454

    EINECS号:215-925-7

    MDL号:MFCD00005240

    PubChem号:24897169

    外观与性状:淡黄色液体

    密度:1.02g/mLat 25°C(lit.)

    沸点:204°C(lit.)

    熔点:36 - 37ºC

    闪点:200°F

    折射率:n20/D 1.495(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.579mmHg at 25°C

    安全说明:S26-S36-S24/25

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:29331990

    危险品运输编码:2810

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xn

    简介:Itsapplicationasnitrificationinhibitorofnitrogenfertilizers.

     1453-58-3 详细信息

    吡唑

    CAS号:1453-58-3

    品名:3-甲基吡唑3-Methylpyrazole

    中文别名:3-甲基-1H-吡唑;

    英文别名:3-(5)-methylpyrazole;3-methyl-pyrazol;5-methyl-pyrazol;3-methyl-pyrazole;1H-Pyrazole,3-methyl-;5-Methylpyrazole;3-Methyl-1,2-diazole;3-methyl-1H-pyrazole;Pyrazole,5-methyl;Pyrazole,3-methyl;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:28.68

    RTECS号:UQ7340000

    BRN号:1454

    EINECS号:215-925-7

    MDL号:MFCD00005240

    PubChem号:24897169

    外观与性状:淡黄色液体

    密度:1.02g/mLat 25°C(lit.)

    沸点:204°C(lit.)

    熔点:36 - 37ºC

    闪点:200°F

    折射率:n20/D 1.495(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.579mmHg at 25°C

    安全说明:S26-S36-S24/25

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:29331990

    危险品运输编码:2810

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xn

    简介:Itsapplicationasnitrificationinhibitorofnitrogenfertilizers.

    展开

    吡唑1453-58-3
    凯为 3-甲基吡唑 1H-Pyrazole,3-methyl-

     3543.00
    JZ001LRY 99%
    噻吩3141-26-2

    CAS号:3141-26-2

    品名:3,4-二溴噻吩3,4-Dibromothiophene

    中文别名:3,4-二溴噻酚;

    英文别名:Thiophene,4-dibromo;Thiophene,3,4-dibromo;3,4-dibromo-thiophene;Thiophene,3,4-dibromo-;3,4-bromothiophene;3,4-DibroMothiophene;3,4-Dibromthiophen;

    分子式:C4H2Br2S

    分子量:241.932

    精确质量:239.824

    Psa:28.24

    EINECS号:221-546-8

    MDL号:MFCD00005465

    外观与性状:无色透明液体

    密度:2.188g/mLat 25°C(lit.)

    沸点:221-222°C(lit.)

    熔点:4-5°C(lit.)

    闪点:&>230°F

    折射率:n20/D 1.640(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4ºC).

    安全说明:S26-S36-S36/37/39

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:29349990

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H315; H319; H335

    简介:3,4-Dibromothipheneisusedinthesynthesisofthiophene-estrogenreceptorligandswhichcontainsuperagonistactivitieswheninvolvingluciferaseingenesinhumancellsgiving2-3timestheactivityofestradiol.Alsousedinthesynthesisofsupercapacitorsforuseaschargestorageapplications.

     3141-26-2 详细信息

    噻吩

    CAS号:3141-26-2

    品名:3,4-二溴噻吩3,4-Dibromothiophene

    中文别名:3,4-二溴噻酚;

    英文别名:Thiophene,4-dibromo;Thiophene,3,4-dibromo;3,4-dibromo-thiophene;Thiophene,3,4-dibromo-;3,4-bromothiophene;3,4-DibroMothiophene;3,4-Dibromthiophen;

    分子式:C4H2Br2S

    分子量:241.932

    精确质量:239.824

    Psa:28.24

    EINECS号:221-546-8

    MDL号:MFCD00005465

    外观与性状:无色透明液体

    密度:2.188g/mLat 25°C(lit.)

    沸点:221-222°C(lit.)

    熔点:4-5°C(lit.)

    闪点:&>230°F

    折射率:n20/D 1.640(lit.)

    稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4ºC).

    安全说明:S26-S36-S36/37/39

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:29349990

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H315; H319; H335

    简介:3,4-Dibromothipheneisusedinthesynthesisofthiophene-estrogenreceptorligandswhichcontainsuperagonistactivitieswheninvolvingluciferaseingenesinhumancellsgiving2-3timestheactivityofestradiol.Alsousedinthesynthesisofsupercapacitorsforuseaschargestorageapplications.

    展开

    噻吩3141-26-2
    凯为 3,4-二溴噻吩 3,4-Dibromothiophene 现货

     9372.00
    JZ0034ID 98%
    噻吩110-02-1

    CAS号:110-02-1

    品名:噻吩Thiophene

    中文别名:硫代呋喃;硫杂茂;硫杂环戊二烯;1-硫杂-2,4-环戊二烯;

    英文别名:Thiole;Thiacyclopentadiene;Thiofuran;Thiophene;

    分子式:C4H4S

    分子量:84.1396

    精确质量:84.0034

    Psa:28.24

    RTECS号:XM7350000

    BRN号:103222

    EINECS号:203-729-4

    MDL号:MFCD00005413

    PubChem号:24845982

    外观与性状:无色至淡黄色液体

    密度:1.051

    沸点:84ºC

    熔点:-38ºC

    闪点:-9ºC

    折射率:1.527-1.529

    稳定性:Stable. Highly flammable. Incompatible with strong oxidizing agents, nitrates.

    储存条件:Flammables area

    蒸汽压:81.7mmHg at 25°C

    安全说明:S16-S36/37/39-S61

    危险类别码:R11; R20/22; R36; R52/53

    海关编码:29349990

    危险品运输编码:UN 2414

    包装等级:II

    危险品标志:F; Xn

    信号词:Danger

    危险性防范说明:P210; P261; P280; P305 + P351 + P338; P311

    危险标志:GHS02, GHS05, GHS06

    危险性描述:H225; H302; H315; H318; H331; H335

    简介:噻吩(英语:thiophene),系统名1-硫杂-2,4-环戊二烯,CAS号110-02-1。从结构式上看,噻吩是一种杂环化合物,也是一种硫醚。分子式C4H4S,分子量84.14。熔点-38℃,沸点84℃,密度1.051g/cm3。在常温下,噻吩是一种无色、有恶臭、能催泪的液体。工业上,用于乙基醇类的变性。

    用途:噻吩可用于制造染料、医药和树脂;合成新型广谱抗菌素先锋霉素;用于彩色影片制造及特技摄影;合成一些复杂的试剂;它是合成酚醛塑料和树脂的重要中间体。噻吩本身就是很好的脱蜡剂和油漆清洗剂。

     110-02-1 详细信息

    噻吩

    CAS号:110-02-1

    品名:噻吩Thiophene

    中文别名:硫代呋喃;硫杂茂;硫杂环戊二烯;1-硫杂-2,4-环戊二烯;

    英文别名:Thiole;Thiacyclopentadiene;Thiofuran;Thiophene;

    分子式:C4H4S

    分子量:84.1396

    精确质量:84.0034

    Psa:28.24

    RTECS号:XM7350000

    BRN号:103222

    EINECS号:203-729-4

    MDL号:MFCD00005413

    PubChem号:24845982

    外观与性状:无色至淡黄色液体

    密度:1.051

    沸点:84ºC

    熔点:-38ºC

    闪点:-9ºC

    折射率:1.527-1.529

    稳定性:Stable. Highly flammable. Incompatible with strong oxidizing agents, nitrates.

    储存条件:Flammables area

    蒸汽压:81.7mmHg at 25°C

    安全说明:S16-S36/37/39-S61

    危险类别码:R11; R20/22; R36; R52/53

    海关编码:29349990

    危险品运输编码:UN 2414

    包装等级:II

    危险品标志:F; Xn

    信号词:Danger

    危险性防范说明:P210; P261; P280; P305 + P351 + P338; P311

    危险标志:GHS02, GHS05, GHS06

    危险性描述:H225; H302; H315; H318; H331; H335

    简介:噻吩(英语:thiophene),系统名1-硫杂-2,4-环戊二烯,CAS号110-02-1。从结构式上看,噻吩是一种杂环化合物,也是一种硫醚。分子式C4H4S,分子量84.14。熔点-38℃,沸点84℃,密度1.051g/cm3。在常温下,噻吩是一种无色、有恶臭、能催泪的液体。工业上,用于乙基醇类的变性。

    用途:噻吩可用于制造染料、医药和树脂;合成新型广谱抗菌素先锋霉素;用于彩色影片制造及特技摄影;合成一些复杂的试剂;它是合成酚醛塑料和树脂的重要中间体。噻吩本身就是很好的脱蜡剂和油漆清洗剂。

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    噻吩110-02-1
    阿拉丁 噻吩 Thiophene 现货

     2293.90
    T108259 ≥99%
    百灵威 噻吩 Thiophene,99% 17.5天

     1036.00
    JK203271 99%
    源叶 噻吩 Thiophene 期货,请咨询

     2310.00
    W11685 ≥99%
    Amethyst 噻吩 Thiophene,99%,forsynthesi... 17.5天

     2739.00
    JK948213 99%
    吡啶628-13-7

    CAS号:628-13-7

    品名:吡啶盐酸盐Pyridinehydrochloride

    中文别名:吡啶,盐酸盐;盐酸吡啶;

    英文别名:Pyridine,hydrochloride;pyridine,hydrochloride;

    分子式:C5H6ClN

    分子量:115.561

    精确质量:115.019

    Psa:12.89

    RTECS号:UT4375000

    MDL号:MFCD00012802

    外观与性状:白色-淡棕色潮湿的固体

    密度:1.34 g/cm3

    沸点:222-224°C(lit.)

    熔点:145-147°C(lit.)

    闪点:222-224°C

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

    安全说明:S26-S36-S37/39

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:29333100

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H302 + H332; H315; H319; H335

    简介:PyridineHydrochlorideisthehydrochloridesaltofpyridine,abasicsix-memberedheterocyclicring.Pyridineisabasestructurepresentinmanybiologicallyactivecompoundslikethevitaminsniacinandpyridoxal.Pyridineisusedindehalogenationreactionsandcanbeusedasabaseincondensationreactions.

    用途:医药中间体。

     628-13-7 详细信息

    吡啶

    CAS号:628-13-7

    品名:吡啶盐酸盐Pyridinehydrochloride

    中文别名:吡啶,盐酸盐;盐酸吡啶;

    英文别名:Pyridine,hydrochloride;pyridine,hydrochloride;

    分子式:C5H6ClN

    分子量:115.561

    精确质量:115.019

    Psa:12.89

    RTECS号:UT4375000

    MDL号:MFCD00012802

    外观与性状:白色-淡棕色潮湿的固体

    密度:1.34 g/cm3

    沸点:222-224°C(lit.)

    熔点:145-147°C(lit.)

    闪点:222-224°C

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

    安全说明:S26-S36-S37/39

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:29333100

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H302 + H332; H315; H319; H335

    简介:PyridineHydrochlorideisthehydrochloridesaltofpyridine,abasicsix-memberedheterocyclicring.Pyridineisabasestructurepresentinmanybiologicallyactivecompoundslikethevitaminsniacinandpyridoxal.Pyridineisusedindehalogenationreactionsandcanbeusedasabaseincondensationreactions.

    用途:医药中间体。

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    吡啶628-13-7
    凯为 盐酸吡啶 PyridineHydrochloride 现货

     1729.00
    JZ0036JV 99%
    百灵威 吡啶盐酸盐 Pyridinehydrochloride,98.5... 24.5天

     3425.00
    JK370699 98.5%
    咪唑77-48-5

    CAS号:77-48-5

    品名:1,3-二溴-5,5-二甲基海因1,3-Dibromo-5,5-dimethylhydantoin

    中文别名:1,3-二溴-5,5-二甲基-2,4-咪唑烷二酮;1,3-二溴-5,5-二甲基乙内酰脲;二溴海因;1,3-二溴-5,5-二甲基脲基乙酸内酰胺;二溴二甲基海因;二溴海因,1,3-二溴-5,5-二甲基乙内酰脲;

    英文别名:N,N'-dibromo-5,5-dimethylhydantoin;1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione;2,4-Imidazolidinedione,1,3-dibromo-5,5-dimethyl-;DIBROMANTIN;3-DibroMo-5;DDH;1,3-dibromo-5,5-dimethyl-hydantoin;Bromotoin;dibromantine;BROMTOIN;DIBROMATIN;1,3-Dibromo-5;1,3-dibromo-5,5-dimethyl-2,4-imidazolidinedione;DBDMH;1,3-dibromo-4,4-dimethyl-2,5-dioxoimidazolidine;

    分子式:C5H6Br2N2O2

    分子量:285.921

    精确质量:283.88

    Psa:40.62

    RTECS号:MU0686000

    MDL号:MFCD00003189

    外观与性状:白色粉末

    密度:2.183 g/cm3

    沸点:250.2ºC at 760 mmHg

    熔点:197-199°C (dec.)(lit.)

    闪点:155 °C

    折射率:1.621

    稳定性:Stable under normal temperatures and pressures.

    储存条件:库房低温,通风,干燥,与食品原料分开存放

    安全说明:S17-S26-S36/37/39-S45-S60-S61

    危险类别码:R22; R34; R50; R8

    WGK Germany:3

    海关编码:29332100

    危险品运输编码:UN 3087 5.1/PG 2

    危险类别:5.1

    包装等级:II

    危险品标志:C

    信号词:Danger

    危险性防范说明:P210; P220; P280; P305 + P351 + P338; P370 + P378

    危险标志:GHS03, GHS05, GHS06, GHS09

    危险性描述:H272; H301; H314; H317; H410

    简介:DBDMHisanorganiccompoundderivedfromtheheterocyclecalleddimethylhydantoin.Thiswhitecrystallinecompoundwithaslightbromineodoriswidelyusedasadisinfectantusedfordrinkingwaterpurification,recreationalwatertreatment,asableachingagentinpulpandpapermills,andfortreatingindustrial/commercialwatercoolingsystems.Itsactiondoesnotinvolvetheuseofhypochlorousacid.

    用途:主要作为杀菌、灭藻剂,可有效杀灭各种细菌、真菌、病毒、藻类、肝炎病毒、大肠杆菌、金黄色葡萄球菌、淋病、霍乱、鼠伤寒沙门氏菌等,可广泛用于水产养殖中,有效防治鱼、鳖、蟹、虾、蛙、贝等各种细菌性、真菌性病;工业水、自来水、生活污水、游泳池的消毒杀菌。本品是一种特殊的溴化剂,与N-溴乙酰胺、N-溴丁二酰亚胺等溴化剂相比具有活性溴含量高、贮存稳定性好、使用经济等优点,广泛用于化工及制药工业中的烯丙基及苄基化合物和活泼芳环上的溴化,也用作消毒杀菌或卫生洗涤剂等。

     77-48-5 详细信息

    咪唑

    CAS号:77-48-5

    品名:1,3-二溴-5,5-二甲基海因1,3-Dibromo-5,5-dimethylhydantoin

    中文别名:1,3-二溴-5,5-二甲基-2,4-咪唑烷二酮;1,3-二溴-5,5-二甲基乙内酰脲;二溴海因;1,3-二溴-5,5-二甲基脲基乙酸内酰胺;二溴二甲基海因;二溴海因,1,3-二溴-5,5-二甲基乙内酰脲;

    英文别名:N,N'-dibromo-5,5-dimethylhydantoin;1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione;2,4-Imidazolidinedione,1,3-dibromo-5,5-dimethyl-;DIBROMANTIN;3-DibroMo-5;DDH;1,3-dibromo-5,5-dimethyl-hydantoin;Bromotoin;dibromantine;BROMTOIN;DIBROMATIN;1,3-Dibromo-5;1,3-dibromo-5,5-dimethyl-2,4-imidazolidinedione;DBDMH;1,3-dibromo-4,4-dimethyl-2,5-dioxoimidazolidine;

    分子式:C5H6Br2N2O2

    分子量:285.921

    精确质量:283.88

    Psa:40.62

    RTECS号:MU0686000

    MDL号:MFCD00003189

    外观与性状:白色粉末

    密度:2.183 g/cm3

    沸点:250.2ºC at 760 mmHg

    熔点:197-199°C (dec.)(lit.)

    闪点:155 °C

    折射率:1.621

    稳定性:Stable under normal temperatures and pressures.

    储存条件:库房低温,通风,干燥,与食品原料分开存放

    安全说明:S17-S26-S36/37/39-S45-S60-S61

    危险类别码:R22; R34; R50; R8

    WGK Germany:3

    海关编码:29332100

    危险品运输编码:UN 3087 5.1/PG 2

    危险类别:5.1

    包装等级:II

    危险品标志:C

    信号词:Danger

    危险性防范说明:P210; P220; P280; P305 + P351 + P338; P370 + P378

    危险标志:GHS03, GHS05, GHS06, GHS09

    危险性描述:H272; H301; H314; H317; H410

    简介:DBDMHisanorganiccompoundderivedfromtheheterocyclecalleddimethylhydantoin.Thiswhitecrystallinecompoundwithaslightbromineodoriswidelyusedasadisinfectantusedfordrinkingwaterpurification,recreationalwatertreatment,asableachingagentinpulpandpapermills,andfortreatingindustrial/commercialwatercoolingsystems.Itsactiondoesnotinvolvetheuseofhypochlorousacid.

    用途:主要作为杀菌、灭藻剂,可有效杀灭各种细菌、真菌、病毒、藻类、肝炎病毒、大肠杆菌、金黄色葡萄球菌、淋病、霍乱、鼠伤寒沙门氏菌等,可广泛用于水产养殖中,有效防治鱼、鳖、蟹、虾、蛙、贝等各种细菌性、真菌性病;工业水、自来水、生活污水、游泳池的消毒杀菌。本品是一种特殊的溴化剂,与N-溴乙酰胺、N-溴丁二酰亚胺等溴化剂相比具有活性溴含量高、贮存稳定性好、使用经济等优点,广泛用于化工及制药工业中的烯丙基及苄基化合物和活泼芳环上的溴化,也用作消毒杀菌或卫生洗涤剂等。

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    咪唑77-48-5
    凯为 1,3-二溴-5,5-二甲基海因 1,3-Dibromo-5,5-dimethylimid... 现货

     800.00
    JZ003EJ7 98%
    咪唑80-73-9

    CAS号:80-73-9

    品名:1,3-二甲基-2-咪唑啉酮1,3-Dimethyl-2-imidazolidinone

    中文别名:1,3-二甲基-2-咪唑烷酮;1,3-二甲基咪唑啉酮;1,3-二甲基咪唑酮;N,N’-二甲基亚乙基脲;二甲基咪唑烷酮;

    英文别名:1,3-DMI;karbomostsem;1,3-dimethylimidazolin-2-one;1,3-dimethylimidazolidinone;1,3-Dimethylimidazolidin-2-one;1,3-Dimethyl-2-imidazolidinone;rhonite1;dimethyl-2-imidazolidinone;1,3-Dimethyl-2-imida;Karbomos;N,N'-dimethylimidazolidinone;1,3-DIMETHYL-2-IMIDAZOLIDINONE,DMEU,pharmaceuticalintermediate;N,N'-dimethyl-2-imidazolidinone;

    分子式:C5H10N2O

    分子量:114.146

    精确质量:114.079

    Psa:23.55

    RTECS号:NJ0660000

    MDL号:MFCD00003188

    外观与性状:透明液体

    密度:1.056g/mLat 25°C(lit.)

    沸点:224-226°C(lit.)

    熔点:8.2 °C

    闪点:220°F

    折射率:n20/D 1.472(lit.)

    安全说明:S26-S36-S36/37/39

    危险类别码:R21/22; R36/38

    WGK Germany:3

    海关编码:2933399090

    危险品运输编码:UN 2810 6.1/PG 3

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P280; P305 + P351 + P338

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H318; H361; H373

    简介:1,3-Dimethyl-2-imidazolidone,isasolventusedinvarioussyntheticorganictransformations.Studiedintheformationoffunctionallystabilizedhydrosilanediyl-transitionmetalcomplexesproducedphotochemicallyfromarylsilanes.

    用途:用作医药中间体,重要的有机溶剂体。

     80-73-9 详细信息

    咪唑

    CAS号:80-73-9

    品名:1,3-二甲基-2-咪唑啉酮1,3-Dimethyl-2-imidazolidinone

    中文别名:1,3-二甲基-2-咪唑烷酮;1,3-二甲基咪唑啉酮;1,3-二甲基咪唑酮;N,N’-二甲基亚乙基脲;二甲基咪唑烷酮;

    英文别名:1,3-DMI;karbomostsem;1,3-dimethylimidazolin-2-one;1,3-dimethylimidazolidinone;1,3-Dimethylimidazolidin-2-one;1,3-Dimethyl-2-imidazolidinone;rhonite1;dimethyl-2-imidazolidinone;1,3-Dimethyl-2-imida;Karbomos;N,N'-dimethylimidazolidinone;1,3-DIMETHYL-2-IMIDAZOLIDINONE,DMEU,pharmaceuticalintermediate;N,N'-dimethyl-2-imidazolidinone;

    分子式:C5H10N2O

    分子量:114.146

    精确质量:114.079

    Psa:23.55

    RTECS号:NJ0660000

    MDL号:MFCD00003188

    外观与性状:透明液体

    密度:1.056g/mLat 25°C(lit.)

    沸点:224-226°C(lit.)

    熔点:8.2 °C

    闪点:220°F

    折射率:n20/D 1.472(lit.)

    安全说明:S26-S36-S36/37/39

    危险类别码:R21/22; R36/38

    WGK Germany:3

    海关编码:2933399090

    危险品运输编码:UN 2810 6.1/PG 3

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P280; P305 + P351 + P338

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H318; H361; H373

    简介:1,3-Dimethyl-2-imidazolidone,isasolventusedinvarioussyntheticorganictransformations.Studiedintheformationoffunctionallystabilizedhydrosilanediyl-transitionmetalcomplexesproducedphotochemicallyfromarylsilanes.

    用途:用作医药中间体,重要的有机溶剂体。

    展开

    咪唑80-73-9
    ChemMall 1,3-二甲基-2-咪唑啉酮 1,3-Dimethyl-2-imidazolidino... 1周 询价 CM1277 98%
    咪唑616-47-7

    CAS号:616-47-7

    品名:N-甲基咪唑1-methyl-1H-imidazole

    中文别名:1-甲基-1H-咪唑;1-甲基咪唑;

    英文别名:N-Methylhistamine;N1-Methylhistamine;1-methyl-imidazole;N-Telle-methylhistamine;N,N-diisiproptltetrazolide;N-methyl-1H-imidazole;1-Methylimidazole;tele-methylhistamine;imidazolecisamide;1-methylhistamine;1-Methyl-1H-imidazole-4-ethanamine;1H-Imidazole,1-methyl-;1-Methyl-4-histamine;Ntau-Methylhistamine;1H-Imidazole-4-ethanamine,1-methyl;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:17.82

    RTECS号:NI7000000

    MDL号:MFCD00005292

    外观与性状:无色透明液体

    密度:1.03g/mLat 25°C(lit.)

    沸点:198°C(lit.)

    熔点:−60°C(lit.)

    闪点:198°F

    折射率:n20/D 1.495(lit.)

    稳定性:Stable, but moisture sensitive. Incompatible with acids, acid anhydrides, strong oxidizing agents, moisture, carbon dioxide, acid chlorides.

    储存条件:Store at RT.

    蒸汽压:0.4 mm Hg ( 20 °C)

    安全说明:S26-S36-S45-S1/2-S36/37/39-S16-S33-S29

    危险类别码:R21/22; R34

    WGK Germany:1

    海关编码:2933290090

    危险品运输编码:UN 3267 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338

    危险标志:GHS05, GHS06

    危险性描述:H302; H311; H314

    简介:1-MethylimidazoleorN-methylimidazoleisanaromaticheterocyclicorganiccompoundwiththeformulaCH3C3H3N2.Itisacolourlessliquidthatisusedasaspecialtysolvent,abase,andasaprecursortosomeionicliquids.Itisafundamentalnitrogenheterocycleandassuchmimicsforvariousnucleosidebasesaswellashistidineandhistamine,

    用途:有机合成中间体和树脂固化剂、粘合剂等。

     616-47-7 详细信息

    咪唑

    CAS号:616-47-7

    品名:N-甲基咪唑1-methyl-1H-imidazole

    中文别名:1-甲基-1H-咪唑;1-甲基咪唑;

    英文别名:N-Methylhistamine;N1-Methylhistamine;1-methyl-imidazole;N-Telle-methylhistamine;N,N-diisiproptltetrazolide;N-methyl-1H-imidazole;1-Methylimidazole;tele-methylhistamine;imidazolecisamide;1-methylhistamine;1-Methyl-1H-imidazole-4-ethanamine;1H-Imidazole,1-methyl-;1-Methyl-4-histamine;Ntau-Methylhistamine;1H-Imidazole-4-ethanamine,1-methyl;

    分子式:C4H6N2

    分子量:82.1038

    精确质量:82.0531

    Psa:17.82

    RTECS号:NI7000000

    MDL号:MFCD00005292

    外观与性状:无色透明液体

    密度:1.03g/mLat 25°C(lit.)

    沸点:198°C(lit.)

    熔点:−60°C(lit.)

    闪点:198°F

    折射率:n20/D 1.495(lit.)

    稳定性:Stable, but moisture sensitive. Incompatible with acids, acid anhydrides, strong oxidizing agents, moisture, carbon dioxide, acid chlorides.

    储存条件:Store at RT.

    蒸汽压:0.4 mm Hg ( 20 °C)

    安全说明:S26-S36-S45-S1/2-S36/37/39-S16-S33-S29

    危险类别码:R21/22; R34

    WGK Germany:1

    海关编码:2933290090

    危险品运输编码:UN 3267 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338

    危险标志:GHS05, GHS06

    危险性描述:H302; H311; H314

    简介:1-MethylimidazoleorN-methylimidazoleisanaromaticheterocyclicorganiccompoundwiththeformulaCH3C3H3N2.Itisacolourlessliquidthatisusedasaspecialtysolvent,abase,andasaprecursortosomeionicliquids.Itisafundamentalnitrogenheterocycleandassuchmimicsforvariousnucleosidebasesaswellashistidineandhistamine,

    用途:有机合成中间体和树脂固化剂、粘合剂等。

    展开

    咪唑616-47-7
    凯为 1-甲基咪唑 N-Methylimidazole 现货

     2942.00
    JZ00IBWE 99%
    吡啶55-22-1

    CAS号:55-22-1

    品名:异烟酸isonicotinicacid

    中文别名:4-吡啶甲酸;异尼克酸;吡啶-4-羟酸,4-吡啶甲酸;4-吡啶羧酸;吡啶-4-甲酸;4-吡啶羟酸;邻甲氯灭酸;

    英文别名:4-Pyridinecarboxylicacid;pyridine-4-carboxylicacid;Isonicotinicacid;

    分子式:C6H5NO2

    分子量:123.109

    精确质量:123.032

    Psa:50.19

    RTECS号:NS1103000

    MDL号:MFCD00006429

    外观与性状:白色至灰白色结晶固体

    密度:1.293g/cm3

    沸点:260 °C (15 mmHg)

    熔点:≥300°C(lit.)

    闪点:260°C/15mm

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:2

    海关编码:2933399090

    危险品标志:Xi

    简介:Isonicotinicacidor4-pyridinecarboxylicacidisanorganiccompoundwiththeformulaC5H4N(CO2H).Itisaderivativeofpyridinewithacarboxylicacidsubstituentatthe4-position.Itisanisomerofpicolinicacidandnicotinicacidwhichhasthecarboxylgroupatthe2ndand3rdpositionrespectivelycomparedtothe4-positionfornicotinicacid.

    用途:该品为医药中间体。主要用于制取异烟肼。

     55-22-1 详细信息

    吡啶

    CAS号:55-22-1

    品名:异烟酸isonicotinicacid

    中文别名:4-吡啶甲酸;异尼克酸;吡啶-4-羟酸,4-吡啶甲酸;4-吡啶羧酸;吡啶-4-甲酸;4-吡啶羟酸;邻甲氯灭酸;

    英文别名:4-Pyridinecarboxylicacid;pyridine-4-carboxylicacid;Isonicotinicacid;

    分子式:C6H5NO2

    分子量:123.109

    精确质量:123.032

    Psa:50.19

    RTECS号:NS1103000

    MDL号:MFCD00006429

    外观与性状:白色至灰白色结晶固体

    密度:1.293g/cm3

    沸点:260 °C (15 mmHg)

    熔点:≥300°C(lit.)

    闪点:260°C/15mm

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:2

    海关编码:2933399090

    危险品标志:Xi

    简介:Isonicotinicacidor4-pyridinecarboxylicacidisanorganiccompoundwiththeformulaC5H4N(CO2H).Itisaderivativeofpyridinewithacarboxylicacidsubstituentatthe4-position.Itisanisomerofpicolinicacidandnicotinicacidwhichhasthecarboxylgroupatthe2ndand3rdpositionrespectivelycomparedtothe4-positionfornicotinicacid.

    用途:该品为医药中间体。主要用于制取异烟肼。

    展开

    吡啶55-22-1
    凯为 异烟酸 Isonicotinicacid 现货

     458.00
    JZ003620 99%
    吡啶140-72-7

    CAS号:140-72-7

    品名:溴代十六烷基吡啶cetylpyridiniumbromide

    中文别名:十六烷基吡啶基溴;十六烷基溴化吡啶鎓水合物;十六烷基吡啶基溴水合物;十六烷基溴化吡啶;溴化十六烷基吡啶;十六烷基溴化吡啶鎓;溴代鲸蜡基吡啶;1-十六(烷)基吡啶嗡溴化物水合物;溴代鲸蜡基吡啶水合物;溴化鲸蜡基吡啶;溴化十六烷吡啶水合物;1-十六烷基溴化吡啶;

    英文别名:CetylpyridiniumBromideHydrate;nitrogenol;bromocet;tspb;N-hexadecylpyridiniumbromide;sterogenol;1-Hexadecylpyridin-1-iumbromide;morpancbp;cetasol;acetoquatcpb;cetapharm;Hexadecylpyridiniumbromide;seprisan;1-Hexadecylpyridiniumbromide;cetazol;1-hexadecylpyridinumbromide;Pyridinium,1-hexadecyl-,bromide;HexadecylpyridiniumBromideHydrate;

    分子式:C21H38BrN

    分子量:384.437

    精确质量:383.219

    Psa:3.88

    RTECS号:205-428-3

    BRN号:3778948

    EINECS号:205-428-3

    MDL号:MFCD00011988

    PubChem号:24892816

    外观与性状:奶油色的,蜡质固体

    密度:

    熔点:63-69 °C

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S28-S36/37-S45-S36/37/39-S22

    危险类别码:R22; R26; R36/37/38

    WGK Germany:3

    海关编码:29333999

    危险品运输编码:2811

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xi

    用途:1.用于制药。表面活性剂,杀菌剂,乳化剂。

     140-72-7 详细信息

    吡啶

    CAS号:140-72-7

    品名:溴代十六烷基吡啶cetylpyridiniumbromide

    中文别名:十六烷基吡啶基溴;十六烷基溴化吡啶鎓水合物;十六烷基吡啶基溴水合物;十六烷基溴化吡啶;溴化十六烷基吡啶;十六烷基溴化吡啶鎓;溴代鲸蜡基吡啶;1-十六(烷)基吡啶嗡溴化物水合物;溴代鲸蜡基吡啶水合物;溴化鲸蜡基吡啶;溴化十六烷吡啶水合物;1-十六烷基溴化吡啶;

    英文别名:CetylpyridiniumBromideHydrate;nitrogenol;bromocet;tspb;N-hexadecylpyridiniumbromide;sterogenol;1-Hexadecylpyridin-1-iumbromide;morpancbp;cetasol;acetoquatcpb;cetapharm;Hexadecylpyridiniumbromide;seprisan;1-Hexadecylpyridiniumbromide;cetazol;1-hexadecylpyridinumbromide;Pyridinium,1-hexadecyl-,bromide;HexadecylpyridiniumBromideHydrate;

    分子式:C21H38BrN

    分子量:384.437

    精确质量:383.219

    Psa:3.88

    RTECS号:205-428-3

    BRN号:3778948

    EINECS号:205-428-3

    MDL号:MFCD00011988

    PubChem号:24892816

    外观与性状:奶油色的,蜡质固体

    密度:

    熔点:63-69 °C

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S28-S36/37-S45-S36/37/39-S22

    危险类别码:R22; R26; R36/37/38

    WGK Germany:3

    海关编码:29333999

    危险品运输编码:2811

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xi

    用途:1.用于制药。表面活性剂,杀菌剂,乳化剂。

    展开

    吡啶140-72-7
    ChemMall 溴代十六烷基吡啶 Hexadecylpyridiniumbromide 1周 询价 CM1157 98%
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