(5-Hydroxy-1-methyl-1H-pyrazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone CAS 1231579-84-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1231579-84-2
Molecular FormulaC17H17N3O5S
Molecular Weight375.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(5-Hydroxy-1-methyl-1H-pyrazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone CAS 1231579-84-2 chemical structure

Description

(5-Hydroxy-1-methyl-1H-pyrazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone (C17H17N3O5S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

(5-Hydroxy-1-methyl-1H-pyrazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone (CAS 1231579-84-2) is a high-purity analytical reference standard with the molecular formula C17H17N3O5S and a molecular weight of 375.40 g/mol.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures (5-Hydroxy-1-methyl-1H-pyrazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC17H17N3O5S
Molecular Weight375.40 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3
Sulfur Atoms1

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