4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide CAS 167375-27-1

Purity 97%+In StockPharmaceutical Standards
CAS No.167375-27-1
Molecular FormulaC23H22N4O2
Molecular Weight386.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide CAS 167375-27-1 chemical structure

Description

The occurrence of 4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide (CAS 167375-27-1) is a high-purity analytical reference standard with the molecular formula C23H22N4O2 and a molecular weight of 386.45 g/mol.

4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide (C23H22N4O2) contains a steroid core, an amide 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

As a certified reference material (CRM), 4'-((7-Hydroxy-5-propylpyrazolo[1,5-a]pyrimidin-6-yl)methyl)-[1,1'-biphenyl]-2-carboxamide 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 FormulaC23H22N4O2
Molecular Weight386.45 g/mol
AppearancePale yellow to yellow crystalline powder
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.)2004
Nitrogen Atoms4

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