西格玛 Sigma-Aldrich

地塞米松，Dexamethasone [DXMS]；meets USP testing specifications, 97.0-102.0%

D9184

别名：德沙美松；21α-乙酰氧基-9α-氟-11β,17α-二羟基-16α-甲基孕甾-1,4-二烯-3,20-二酮；9α-氟-16α-甲基氢化泼尼松；9-氟-11,17,21-三羟基-16-甲基(11b,16a)-孕甾-1,4-二烯-3,20-二酮；(11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione, 9α-Fluoro-16α-methyl-11β,17α,21-trihydroxy-1,4-pregnadiene-3,20-dione, 9α-Fluoro-16α-methylprednisolone, Prednisolone F

Empirical Formula (Hill Notation): C22H29FO5 CAS号: 50-02-2 分子量: 392.46 Beilstein: 2066651 EC 号: 200-003-9 MDL编号: MFCD00064136 PubChem化学物质编号: 24894273 NACRES: NA.21

¥976.00

地塞米松，Dexamethasone [DXMS]；powder, BioReagent, suitable for cell culture, ≥97%

D4902

别名：德沙美松；21α-乙酰氧基-9α-氟-11β,17α-二羟基-16α-甲基孕甾-1,4-二烯-3,20-二酮；9α-氟-16α-甲基氢化泼尼松；9-氟-11,17,21-三羟基-16-甲基(11b,16a)-孕甾-1,4-二烯-3,20-二酮；(11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione, 9α-Fluoro-16α-methyl-11β,17α,21-trihydroxy-1,4-pregnadiene-3,20-dione, 9α-Fluoro-16α-methylprednisolone, Prednisolone F

Empirical Formula (Hill Notation): C22H29FO5 CAS号: 50-02-2 分子量: 392.46 Beilstein: 2066651 EC 号: 200-003-9 MDL编号: MFCD00064136 PubChem化学物质编号: 24893906 NACRES: NA.75

¥830.01

地塞米松，Dexamethasone [DXMS]；powder, γ-irradiated, BioXtra, suitable for cell culture, ≥80% (HPLC)

D8893

别名：德沙美松；21α-乙酰氧基-9α-氟-11β,17α-二羟基-16α-甲基孕甾-1,4-二烯-3,20-二酮；9α-氟-16α-甲基氢化泼尼松；9-氟-11,17,21-三羟基-16-甲基(11b,16a)-孕甾-1,4-二烯-3,20-二酮；(11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione, 9α-Fluoro-16α-methyl-11β,17α,21-trihydroxy-1,4-pregnadiene-3,20-dione, 9α-Fluoro-16α-methylprednisolone, Prednisolone F

Empirical Formula (Hill Notation): C22H29FO5 CAS号: 50-02-2 分子量: 392.46 Beilstein: 2066651 EC 号: 200-003-9 MDL编号: MFCD00064136 PubChem化学物质编号: 24894235 NACRES: NA.77

¥755.00

地塞米松，Dexamethasone [DXMS]；tested according to Ph. Eur., 99.6%

31375

别名：德沙美松；21α-乙酰氧基-9α-氟-11β,17α-二羟基-16α-甲基孕甾-1,4-二烯-3,20-二酮；9α-氟-16α-甲基氢化泼尼松；9-氟-11,17,21-三羟基-16-甲基(11b,16a)-孕甾-1,4-二烯-3,20-二酮；(11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione, 9α-Fluoro-16α-methyl-11β,17α,21-trihydroxy-1,4-pregnadiene-3,20-dione, 9α-Fluoro-16α-methylprednisolone, Prednisolone F

Empirical Formula (Hill Notation): C22H29FO5 CAS号: 50-02-2 分子量: 392.46 Beilstein: 2066651 EC 号: 200-003-9 MDL编号: MFCD00064136 PubChem化学物质编号: 329753755

¥2,960.00

5,5'-二硫代双(2-硝基苯甲酸)，5,5′-Dithiobis(2-nitrobenzoic acid) [DTNB]；≥98%, BioReagent, suitable for determination of sulfhydryl groups

D8130

别名：5,5'-二硫双(2-硝基苯甲酸)；6,6′-二硝基-3,3′-二硫代苯甲酸；DTNB；Ellman 试剂；二硫代硝基苯甲酸；双(3-羧基-4-硝基苯基)二硫；3-Carboxy-4-nitrophenyl disulfide, 6,6′-Dinitro-3,3′-dithiodibenzoic acid, Bis(3-carboxy-4-nitrophenyl) disulfide, Ellman’s Reagent

线性分子式: [-SC6H3(NO2)CO2H]2 CAS号: 69-78-3 分子量: 396.35 Beilstein: 1896821 EC 号: 200-714-4 MDL编号: MFCD00007140 PubChem化学物质编号: 24894189 NACRES: NA.26

¥298.20

5,5'-二硫代双(2-硝基苯甲酸)，5,5′-Dithiobis(2-nitrobenzoic acid) [DTNB]；ReagentPlus®, 99%

D218200

别名：5,5'-二硫双(2-硝基苯甲酸)；6,6′-二硝基-3,3′-二硫代苯甲酸；DTNB；Ellman 试剂；二硫代硝基苯甲酸；双(3-羧基-4-硝基苯基)二硫；3-Carboxy-4-nitrophenyl disulfide, 6,6′-Dinitro-3,3′-dithiodibenzoic acid, Bis(3-carboxy-4-nitrophenyl) disulfide, Ellman’s Reagent

线性分子式: [-SC6H3(NO2)CO2H]2 CAS号: 69-78-3 分子量: 396.35 Beilstein: 1896821 EC 号: 200-714-4 MDL编号: MFCD00007140 PubChem化学物质编号: 24893651

¥401.55

5,5'-二硫代双(2-硝基苯甲酸)，5,5′-Dithiobis(2-nitrobenzoic acid) [DTNB]；Vetec™, reagent grade, 98%

V900454

别名：5,5'-二硫双(2-硝基苯甲酸)；6,6′-二硝基-3,3′-二硫代苯甲酸；DTNB；Ellman 试剂；二硫代硝基苯甲酸；双(3-羧基-4-硝基苯基)二硫；3-Carboxy-4-nitrophenyl disulfide, 6,6′-Dinitro-3,3′-dithiodibenzoic acid, Bis(3-carboxy-4-nitrophenyl) disulfide, Ellman’s Reagent

线性分子式: [-SC6H3(NO2)CO2H]2 CAS号: 69-78-3 分子量: 396.35 Beilstein: 1896821 EC 号: 200-714-4 MDL编号: MFCD00007140 PubChem化学物质编号: 329829856

¥371.53

2,6-二氯靛酚钠盐水合物，2,6-Dichloroindophenol sodium salt hydrate [DCIP, DPIP]；ACS reagent

119814

别名：2,6-二氯靛酚钠水合物；2,6-二氯-4-[(4-羟基苯基)亚氨基]-2,5-环己二烯-1-酮钠盐；2,6-二氯酚吲哚酚钠盐水合物；2,6-二氯靛酚钠盐水合物；2,6-Dichloro-N-(4-hydroxyphenyl)-1,4-benzoquinoneimine sodium salt；2,6-Dichloroindophenol sodium salt hydrate；2,6-Dichlorophenolindophenol sodium salt hydrate；[620-45-1]

Empirical Formula (Hill Notation): C12H6Cl2NNaO2 · xH2O CAS号: 1266615-56-8 分子量: 290.08 (anhydrous basis) Beilstein: 3641229 EC 号: 210-640-4 MDL编号: MFCD00150014 PubChem化学物质编号: 24847300 NACRES: NA.21

¥883.28

2,6-二氯靛酚钠盐水合物，2,6-Dichloroindophenol sodium salt hydrate [DCIP, DPIP]；suitable for vitamin C determination, BioReagent

D1878

别名：2,6-二氯靛酚钠水合物；2,6-二氯-4-[(4-羟基苯基)亚氨基]-2,5-环己二烯-1-酮钠盐；2,6-二氯酚吲哚酚钠盐水合物；2,6-二氯靛酚钠盐水合物；2,6-Dichloro-N-(4-hydroxyphenyl)-1,4-benzoquinoneimine sodium salt；2,6-Dichloroindophenol sodium salt hydrate；2,6-Dichlorophenolindophenol sodium salt hydrate；[620-45-1]

Empirical Formula (Hill Notation): C12H6Cl2NNaO2 · xH2O CAS号: 1266615-56-8 分子量: 290.08 (anhydrous basis) Beilstein: 3641229 EC 号: 210-640-4 MDL编号: MFCD00150014 PubChem化学物质编号: 57654075 NACRES: NA.47

¥752.81

N,N′-二环己基碳二亚胺 [DCC]，N,N'-Dicyclohexylcarbodiimide；99%

D80002

CAS号 538-75-0 线性分子式 C6H11N=C=NC6H11 分子量 206.33 Beilstein/REAXYS Number 610662 EINECS 编号 208-704-1 MDL number MFCD00011659 PubChem Substance ID 24894174 NACRES NA.22

¥232.27

N,N′-二环己基碳二亚胺 [DCC]，N,N'-Dicyclohexylcarbodiimide；for synthesis

8.02954

SKU：8029541000；8029540250；8029542500；CAS号 538-75-0 线性分子式 C(NC6H11)2 分子量 206.33 EC Index Number 208-704-1

¥723.98

N,N′-二环己基碳二亚胺 [DCC]，N,N'-Dicyclohexylcarbodiimide；puriss., ≥99.0% (GC)

36650

CAS号 538-75-0 线性分子式 C6H11N=C=NC6H11 分子量 206.33 Beilstein/REAXYS Number 610662 EINECS 编号 208-704-1 MDL number MFCD00011659 PubChem Substance ID 329755430 NACRES NA.22

¥877.40