tert-Butyl 3-(methylsulfonamido)-1H-pyrazole-1-carboxylate CAS 1956380-59-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1956380-59-8
Molecular FormulaC9H15N3O4S
Molecular Weight261.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-Butyl 3-(methylsulfonamido)-1H-pyrazole-1-carboxylate CAS 1956380-59-8 chemical structure

Description

tert-Butyl 3-(methylsulfonamido)-1H-pyrazole-1-carboxylate (CAS 1956380-59-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H15N3O4S. Molecular weight: 261.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H15N3O4S
Molecular Weight261.30 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms3
Sulfur Atoms1

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