DATASHEET
Formulation
Powder
Storage:
Stable for 2 years after receipt when stored at -20°C.
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).