7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine CAS 77506-96-8

Purity 97%+In StockPharmaceutical Standards
CAS No.77506-96-8
Molecular FormulaC13H10ClN3
Molecular Weight243.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine CAS 77506-96-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine.

CATO supplies 7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine (CAS 77506-96-8), a certified reference material (molecular formula C13H10ClN3, MW 243.69 g/mol) for analytical method development and quality control.

7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine (C13H10ClN3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 7-Chloro-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine 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 FormulaC13H10ClN3
Molecular Weight243.69 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Halogen ContentCl-containing
Nitrogen Atoms3

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