1-(4-Iodobenzenesulfonyl)-3,4-bis(4-methoxyphenyl)-1H-pyrazole CAS 956921-19-0

Purity 97%+In StockPharmaceutical Standards
CAS No.956921-19-0
Molecular FormulaC23H19IN2O4S
Molecular Weight546.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Iodobenzenesulfonyl)-3,4-bis(4-methoxyphenyl)-1H-pyrazole CAS 956921-19-0 chemical structure

Description

1-(4-Iodobenzenesulfonyl)-3,4-bis(4-methoxyphenyl)-1H-pyrazole (CAS 956921-19-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H19IN2O4S. Molecular weight: 546.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC23H19IN2O4S
Molecular Weight546.38 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentI-containing
Nitrogen Atoms2
Sulfur Atoms1

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