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7-Chlorobenzofurazan-4-sulfonic acid ammonium salt

Overview
Catalog # bs-75811c-100mg
Product Name 7-Chlorobenzofurazan-4-sulfonic acid ammonium salt
Specifications
Storage Buffer Powder
Storage Condition Stable for 2 years after receipt when stored at -20°C.
Target
Product Information CAS Number: 81377-14-2

Molecular formula: C6H3ClN2O4S . NH3

Molecular weight: 251.65

Purity: >97% (NMR)

Appearance: Off-white to brown powder.

Solubility: Soluble in water (50 mg/ml).

InChiKey: QFHXPBLOMHGYOC-UHFFFAOYSA-N

SMILES: ClC1=CC=C(S(=O)([O-])=O)C2=NON=C21.[NH4+]
Description Ammonium 4-chloro-7-sulfobenzofurazan (SBF-Cl) is a water-soluble fluorogenic reagent which is highly specific for thiol groups. SBF-Cl is a very good substrate for the investigation of glutathione S-transferases (GST). Used as a hematology and histology stain and in diagnostic assay manufacturing. Spectral data: lambdaex 360 nm; lambdaem 410 nm (pH 8.5); lambdaex 383 nm; lambdaem 528 nm (Reaction product).