生物缓冲液

CAS号：26305-03-3

品名：胃酶抑素APepstatinA

中文别名：抑肽素;胃蛋白酶抑制剂;

英文别名：pepsininhibitors735a;peptistatinA;PEPSTATINASYNTHETIC;Isovalerylpepstatin;procidins735a;PepstainA;PEPSTATIN;pepstatineA;ahpatininc;IVA-VAL-VAL-STA-ALA-STA;

分子式：C34H63N5O9

分子量：685.892

精确质量：685.463

Psa：223.26

RTECS号：SC6155000

BRN号：2201362

EINECS号：247-600-0

MDL号：MFCD00060740

PubChem号：24898620

外观与性状：固体

密度：1.117 g/cm3

沸点：997.6ºC at 760 mmHg

熔点：233°C (dec.)(lit.)

闪点：557.1ºC

折射率：1.504

稳定性：Stable. Incompatible with strong bases, strong acids.

储存条件：2-8ºC

蒸汽压：0mmHg at 25°C

安全说明：S22-S24/25

WGK Germany：2

简介：Pepstatinisapotentinhibitorofaspartylproteases.Itisahexa-peptidecontainingtheunusualaminoacidstatine(Sta,(3S,4S)-4-amino-3-hydroxy-6-methylheptanoicacid),havingthesequenceIsovaleryl-Val-Val-Sta-Ala-Sta(Iva-Val-Val-Sta-Ala-Sta).ItwasoriginallyisolatedfromculturesofvariousspeciesofActinomycesduetoitsabilitytoinhibitpepsinatpicomolarconcentrations.PepstatinAiswellknowntobeaninhibitorofasparticproteinasessuchaspepsin,cathepsinsDandE.Exceptforitsroleasaproteinaseinhibitor,however,thepharmacologicalactionofpepstatinAuponcellsremainunclear.PepstatinAsuppressesreceptoractivatorofNF-κBligand(RANKL)–inducedosteoclastdifferentiation.PepstatinAsuppressestheformationofmultinuclearosteoclastsdose-dependently.Thisinhibitionoftheformationonlyaffectedosteoclastcells,i.e.,notosteoblast-likecells.Furthermore,pepstatinAalsosuppressesdifferentiationfrompre-osteoclastcellstomononuclearosteoclastcellsdose-dependently.ThisinhibitionseemstobeindependentoftheactivitiesofproteinasessuchascathepsinD,becausetheformationofosteoclastswasnotsuppressedwiththeconcentrationthatinhibitedtheactivityofcathepsinD.CellsignalinganalysisindicatedthatthephosphorylationofERKwasinhibitedinpepstatinA-treatedcells,whilethephosphorylationofIκBandAktshowedalmostnochange.Furthermore,pepstatinAdecreasedtheexpressionofnuclearfactorofactivatedTcellsc1(NFATc1).TheseresultssuggestthatpepstatinAsuppressesthedifferentiationofosteoclaststhroughtheblockadeofERKsignalingandtheinhibitionofNFATc1expression.

生物缓冲液

CAS号：2646-71-1

品名：β-烟酰胺腺嘌呤二核苷酸2′-磷酸四钠盐水合物β-NADPHTETRASODIUMSALT

中文别名：还原辅酶Ⅱ四钠盐;β-烟碱腺嘌呤二核苷磷酸盐四钠盐;还原型辅酶Ⅱ四钠盐;二氢烟酰胺腺嘌呤二核苷磷酸四钠;β-三磷酸吡啶二核苷酸四钠盐;β-NADPH;

英文别名：β-NicotinamideAdenineDinucleotidePhosphateTetrasodiumSaltreducedform;NADPH;CoenzymeIIreducedtetrasodiumsalt;β-NADPHTetrasodiumSaltreducedform;NADPHTETRASODIUM;TPNH,NA4;β-Nicotinamideadeninedinucleotidephosphatetetrasodiumsalt,reducedform;NADPHNA4;NADPHtetrasodiumsalthydrate;NADPH4NA;TPNH;TPNHTetrasodiumSaltreducedform;beta-NADPH;CoenzymeIITetrasodiumSaltreducedform;β-TriphosphopyridineNucleotideTetrasodiumSaltreducedform;Dihydrofolatereductase;2'-TPNH,TETRASODIUM;Triphosphopyridinenucleotidereducedtetrasodiumsalt;Beta-NadphTetrasodiumSalt;Dihydronicotinamideadeninedinucleotidephosphatetetrasodiumsalt;TPNH2NA4;

分子式：C21H26N7Na4O17P3

分子量：833.348

精确质量：833.019

Psa：404.9

EINECS号：220-163-3

MDL号：MFCD00036263

PubChem号：24897509

密度：2.28 g/cm C

沸点：1175.1ºC at 760 mmHg

熔点：&>250ºC (dec.)

闪点：664.5ºC

储存条件：-20ºC

安全说明：S26-S37-S39

危险类别码：R36/37/38

危险品标志：Xi

简介：Oneofthebiologicallyactiveformsofnicotinicacid.DiffersfromNADbyanadditionalphosphategroupatthe2’-positionoftheadenosinemoiety.Servesasacoenzymeofhydrogenasesanddehydrogenases.Presentinlivingcellsprimarilyinthereducedform(NADPH)andisinvolvedinsyntheticreactions.

用途：通常用作电子供体，是很多氧化还原酶的辅助因子。

生物缓冲液

CAS号：66701-25-5

品名：N-(反式-环氧丁二酰基)-L-亮氨酸-4-胍基丁基酰胺E64

中文别名：反-环氧丁二酰基-L-亮氨酰胺基(4-胍基)丁烷;E-64蛋白酶抑制剂;

英文别名：thiolproteaseinhibitor;E-64,L-trans-Epoxysuccinyl-Leu-agMatine;(L-3-trans-carboxyoxiran-2-carbonyl)-L-leucyl-agmatin;L-TRANS-EPOXYSUCCINYL-LEU-AGMATINE;L-TRANS-EPOXYSUCCINYL-LEU-4-GUANIDINOBUTYLAMIDE;e64(proteinaseinhibitor);E-64PROTEASEINHIBITOR;EPOXYSUCCINYL-L-LEUCYLAMIDO-(4-GUANIDINO)BUTANE;E-64ProteaseInhibitor;proteinaseinhibitore64;E-64HEMIHYDRATE;E-64;

分子式：C15H27N5O5

分子量：357.405

精确质量：357.201

Psa：169.93

RTECS号：RR0390000

UNII号：R76F7856MV

外观与性状：白色固体

密度：1.44 g/cm3

熔点：182ºC

折射率：1.617

储存条件：2-8ºC

安全说明：S22; S24/25

危险类别码：R68/20/22

WGK Germany：3

信号词：Warning

危险性防范说明：P260; P264; P270; P308 + P311; P501

危险标志：GHS08

危险性描述：H371

简介：E-64isanepoxidewhichcanirreversiblyinhibitawiderangeofcysteinepeptidases.

生物缓冲液

CAS号：103476-89-7

品名：亮抑酶肽Leupeptinhemisulfate

中文别名：亮抑蛋白酶肽;亮抑肽酶;

英文别名：Leupeptin,synthetic;LEUPEPTIN1/2H2SO4;Leupeptin,Microbial;AC-LEU-LEU-ARGININAL;AC-LEU-LEU-ARG-CHO;SynonymAcetyl-Leu-L;LEUPEPTINSULFATE;AC-LLR-CHO;

分子式：C20H38N6O4

分子量：426.554

精确质量：426.295

Psa：166.27

MDL号：MFCD00037012

PubChem号：24896328

外观与性状：白色固体

密度：

储存条件：-20ºC

安全说明：S22; S24/25; S36/37; S36

危险类别码：R20/21/22

WGK Germany：3

海关编码：29241900

危险品标志：Xn

信号词：Warning

危险性防范说明：P261; P264; P280; P302 + P352 + P312; P304 + P340 + P312; P501

危险标志：GHS07

危险性描述：H302 + H312 + H332