Tert-butyl 4-chloro-2-(methylthio)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate CAS 344958-27-6

Purity 97%+In StockPharmaceutical Standards
CAS No.344958-27-6
Molecular FormulaC13H18ClN3O2S
Molecular Weight315.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tert-butyl 4-chloro-2-(methylthio)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate CAS 344958-27-6 chemical structure

Description

Tert-butyl 4-chloro-2-(methylthio)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (CAS 344958-27-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H18ClN3O2S. Molecular weight: 315.82 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC13H18ClN3O2S
Molecular Weight315.82 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

Recommended Standards

Why CATO?