5,5-Dithiobis(2-nitrobenzoic acid), CAS [[69-78-3]]

Product Overview

• Article Name: 5,5-Dithiobis(2-nitrobenzoic acid), CAS [[69-78-3]]
• Biozol Catalog Number: USB-270997
• Supplier Catalog Number: 270997
• Alternative Catalog Number: USB-270997-25, USB-270997-50, USB-270997-100
• Manufacturer: US Biological
• Category: Biochemikalien

Product Description

3,3-Dithiobis[6-nitrobenzoic Acid is an membrane-impermeant thiol/disulfide exchange blocker. Also used to quantify the number or concentration of thiol groups in a sample. Ellman's reagent maybe used for acetylcholinesterase assay, and to specifically label cysteine residues. It is a sensitive reagent for measuring the free sulfhydryl content in proteins, peptides, and tissues. Synonyms: 2,2-Dinitro-5,5-dithiodibenzoic Acid, 3,3-Dithiobis(6-nitrobenzoic Acid), 5,5-Dithiobis[2-nitrobenzoic Acid], Ba 2767, DTNB, Ellmans Reagent CAS Number: 69-78-3 Molecular Weight: 396.35 Molecular Formula: C14H8N2O8S2 Purity (HPLC, Titration): 98% Appearance: Pale yellow to yellow powder Water Content (KF): 1% Solubility (1% in Methanol): As reported Melting Point: >214C (dec.) Storage and Stability: Store at 4C under inert atmosphere. Stable for 6 months after receipt.

Product Properties

• Molecular Weight: 396.35
• Purity: 98%
• Form: Pale yellow to yellow powder
• CAS Number: [69-78-3]