6-((2-Oxo-2-phenylethyl)thio)-1-phenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one CAS 174535-73-0

Purity 97%+In StockPharmaceutical Standards
CAS No.174535-73-0
Molecular FormulaC19H14N4O2S
Molecular Weight362.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-((2-Oxo-2-phenylethyl)thio)-1-phenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one CAS 174535-73-0 chemical structure

Description

6-((2-Oxo-2-phenylethyl)thio)-1-phenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (CAS 174535-73-0) is a high-purity analytical reference standard with the molecular formula C19H14N4O2S and a molecular weight of 362.41 g/mol.

6-((2-Oxo-2-phenylethyl)thio)-1-phenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (C19H14N4O2S) contains a steroid 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).

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

As a certified reference material (CRM), 6-((2-Oxo-2-phenylethyl)thio)-1-phenyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H14N4O2S
Molecular Weight362.41 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2006
Nitrogen Atoms4
Sulfur Atoms1

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