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Merck

D218200

Sigma-Aldrich

5,5'-二硫代双(2-硝基苯甲酸)

ReagentPlus®, 99%

别名:

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

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About This Item

线性分子式:
[-SC6H3(NO2)CO2H]2
CAS号:
分子量:
396.35
Beilstein:
1896821
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

產品線

ReagentPlus®

化驗

99%

形狀

powder

mp

240-245 °C (dec.) (lit.)

SMILES 字串

OC(=O)c1cc(SSc2ccc(c(c2)C(O)=O)[N+]([O-])=O)ccc1[N+]([O-])=O

InChI

1S/C14H8N2O8S2/c17-13(18)9-5-7(1-3-11(9)15(21)22)25-26-8-2-4-12(16(23)24)10(6-8)14(19)20/h1-6H,(H,17,18)(H,19,20)

InChI 密鑰

KIUMMUBSPKGMOY-UHFFFAOYSA-N

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一般說明

DTNB (Ellman’s 试剂) 常用于蛋白质和生物分子中巯基 (thiol) 的定量测定。

應用

5,5′-二硫代双(2-硝基苯甲酸)是一种水溶性试剂,主要用于巯基的衍生化。

法律資訊

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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