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Catalogue No. D 2355
Synonyms DTNB, 3-Carboxy-4-nitrophenyl disulfide, 6,6′-Dinitro-3,3′-dithiodibenzoic acid, Bis(3-carboxy-4-nitrophenyl) disulfide, DTNB, Ellman’s Reagent
Grade extra pure
Mol. Formula [-SC6H3(NO2)CO2H]2
Mol. Weight 396.35
CAS 69-78-3
Size 1gm | 5gm | 10gm | 25gm
Category:

Description

Catalogue No. D 2355
Categories Carbonyl compounds,Carboxylic acids
Assay 99%
Appearance (Colour) Yellow
Appearance (Form) Powder
Melting point 240-245 °C
Density 1.79 g/cm3
DESCRIPTION DTNB, is a sulfhydryl reagent used to characterize reactive thiol groups.
Precautions 5,5′-Dithio-bis-(2-nitrobenzoic Acid) [DTNB] Cas 69-78-3 – used to characterize reactive thiol groups. 5,5′-Dithio-bis-(2-nitrobenzoic Acid) [DTNB] Cas 69-78-3 – used for measuring the free sulfhydryl content in proteins, peptides, and tissues. Also useful in photometric determination of thiols. A sulfhydryl reagent used to characterize reactive thiol groups.
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