吡喃

CAS号：493-05-0

品名：异色满isochromane

中文别名：异然满畜香;3,4-二氢-1H-2-苯并吡喃;

英文别名：3,4-dihydro-1H-2-benzopyran;1H-2-Benzopyran,3,4-dihydro-;1H-2-Benzopyran,3,4-dihydro;3,4-dihydro-1H-isochromene;3,4-Dihydro-1H-2-benzopyran;Isochromane;3,4-dihydro-1H-benzo[c]pyran;Isochroman;

分子式：C9H10O

分子量：134.175

精确质量：134.073

Psa：9.23

EINECS号：207-774-0

外观与性状：透明无色至淡黄色液体

密度：1.067g/mLat 25°C(lit.)

沸点：75 °C (3.0004 mmHg)

熔点：3ºC

闪点：150°F

折射率：n20/D 1.545(lit.)

稳定性：Stable under normal temperatures and pressures.

储存条件：Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

蒸汽压：0.112mmHg at 25°C

安全说明：S24/25

WGK Germany：3

海关编码：2932999099

危险品标志：Xi

简介：IsochromanisamycotoxinsthatinhibitsthegrowthofBacillusthuringiensisandcausesmorphologicalabnormalitiesinthecells.

用途：本品为香豆素及植物颜料的基本结构。可用作合成香料及颜料的原料。

吡喃

CAS号：675-10-5

品名：4-羟基-6-甲基-2-吡喃酮triacetatelactone

中文别名：4-羟基-6-甲基-2H-吡喃酮;2-羟基-6-甲基-2-吡喃酮;6-甲基-4-羟基-2-吡喃酮;4-甲基-6-环三基-2-吡喃酮;

英文别名：Triacetatelactone;2H-Pyran-2-one,4-hydroxy-6-methyl-;4-hydroxy-6-methyl-2H-pyran-2-one;6-methyl-4-hydroxypyran-2-one;Triaceticacidlactone;6-METHYL-4-HYDROXY-2-PYRANONE;4-Hydroxy-6-methyl-2-pyrone;6-Methyl-4-hydroxy-2-pyrones;4-Hydroxy-6-methyl-2-oxo-2H-pyran;6-METHYL-4-HYDROXY-2-PYRONE;Hydroxy-6-methyl-2-pyrone,4;6-methyl-4-hydroxypyron-(2);4-hydroxy-6-methyl-pyran-2-one;4-Hydroxy-6-methylpyran-2-one;AURORAKA-5368;

分子式：C6H6O3

分子量：126.11

精确质量：126.032

Psa：50.44

RTECS号：UQ1000000

EINECS号：211-619-2

MDL号：MFCD00006641

外观与性状：白色至淡黄色晶体粉末

密度：1.348 g/cm3

沸点：285.9ºC at 760 mmHg

熔点：188-190°C (dec.)(lit.)

闪点：127.9ºC

折射率：1.56

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-S37/39

危险类别码：R36/37/38

WGK Germany：3

海关编码：2932999099

危险品标志：Xi

简介：Triaceticacidlactone(4-hydroxy-6-methyl-2-pyrone)isanorganiccompoundderivedenzymaticallyfromglucose.Itisalightyellowsolidthatissolubleinorganicsolvents.