1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one CAS 13877-55-9

Purity 97%+In StockPharmaceutical Standards
CAS No.13877-55-9
Molecular FormulaC5H10N4O
Molecular Weight142.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one CAS 13877-55-9 chemical structure

Description

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.

1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one (CAS 13877-55-9), molecular formula C5H10N4O and molecular weight 142.16 g/mol, is a CATO reference standard with documented purity and traceability.

1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one (C5H10N4O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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).

CATO manufactures 1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one 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 FormulaC5H10N4O
Molecular Weight142.16 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1960
Nitrogen Atoms4

Recommended Standards

Why CATO?