4-(2-Methylpropane-2-sulfonyl)-1-(4-phenyl-1,3-thiazol-2-yl)-1H-pyrazol-5-amine CAS 956796-04-6

Purity 97%+In StockPharmaceutical Standards
CAS No.956796-04-6
Molecular FormulaC16H18N4O2S2
Molecular Weight362.47 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(2-Methylpropane-2-sulfonyl)-1-(4-phenyl-1,3-thiazol-2-yl)-1H-pyrazol-5-amine CAS 956796-04-6 chemical structure

Description

The molecular framework of 4-(2-Methylpropane-2-sulfonyl)-1-(4-phenyl-1,3-thiazol-2-yl)-1H-pyrazol-5-amine (C16H18N4O2S2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

4-(2-Methylpropane-2-sulfonyl)-1-(4-phenyl-1,3-thiazol-2-yl)-1H-pyrazol-5-amine (CAS 956796-04-6) is a high-purity analytical reference standard with the molecular formula C16H18N4O2S2 and a molecular weight of 362.47 g/mol.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC16H18N4O2S2
Molecular Weight362.47 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
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms4
Sulfur Atoms2

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