1-phenyl-1H-pyrazole-3-sulfonyl chloride CAS 1909313-78-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1909313-78-5
Molecular FormulaC9H17ClN2O2S
Molecular Weight252.76 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-phenyl-1H-pyrazole-3-sulfonyl chloride CAS 1909313-78-5 chemical structure

Description

1-phenyl-1H-pyrazole-3-sulfonyl chloride (CAS 1909313-78-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H17ClN2O2S. Molecular weight: 252.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H17ClN2O2S
Molecular Weight252.76 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1995
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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