5-(5-Oxo-3-stearamido-4,5-dihydro-1H-pyrazol-1-yl)-2-phenoxybenzenesulfonic acid CAS 25985-53-9

Purity 97%+In StockPharmaceutical Standards
CAS No.25985-53-9
Molecular FormulaC33H47N3O6S
Molecular Weight613.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(5-Oxo-3-stearamido-4,5-dihydro-1H-pyrazol-1-yl)-2-phenoxybenzenesulfonic acid CAS 25985-53-9 chemical structure

Description

5-(5-Oxo-3-stearamido-4,5-dihydro-1H-pyrazol-1-yl)-2-phenoxybenzenesulfonic acid (CAS 25985-53-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C33H47N3O6S. Molecular weight: 613.81 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC33H47N3O6S
Molecular Weight613.81 g/mol
Purity97%+
StorageStore in a cool place (≤25°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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms3
Sulfur Atoms1

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