5-Chloro-N'-(1,1-dioxidobenzo[d]isothiazol-3-yl)-2-methylbenzenesulfonohydrazide CAS 326903-77-9

Purity 97%+In StockPharmaceutical Standards
CAS No.326903-77-9
Molecular FormulaC14H12ClN3O4S2
Molecular Weight385.85 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-N'-(1,1-dioxidobenzo[d]isothiazol-3-yl)-2-methylbenzenesulfonohydrazide CAS 326903-77-9 chemical structure

Description

5-Chloro-N'-(1,1-dioxidobenzo[d]isothiazol-3-yl)-2-methylbenzenesulfonohydrazide (CAS 326903-77-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H12ClN3O4S2. Molecular weight: 385.85 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC14H12ClN3O4S2
Molecular Weight385.85 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms2

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