Pyrido[4,3-d]pyrimidin-5(6H)-one CAS 74632-30-7

Purity 97%+In StockPharmaceutical Standards
CAS No.74632-30-7
Molecular FormulaC7H5N3O
Molecular Weight147.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Pyrido[4,3-d]pyrimidin-5(6H)-one CAS 74632-30-7 chemical structure

Description

Owing to an amide group, a hydroxyl group, an ether linkage, an aromatic ring system, Pyrido[4,3-d]pyrimidin-5(6H)-one is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 147.13 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO supplies Pyrido[4,3-d]pyrimidin-5(6H)-one (CAS 74632-30-7), a certified reference material (molecular formula C7H5N3O, MW 147.13 g/mol) for analytical method development and quality control.

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), Pyrido[4,3-d]pyrimidin-5(6H)-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 FormulaC7H5N3O
Molecular Weight147.13 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Nitrogen Atoms3

Related Pyrido Standards

Recommended Standards

Why CATO?