1-ethyl-7-methyl-4-oxo-2-sulfanyl-1H,4H-pyrido[2,3-d]pyrimidine-5-carboxylic acid CAS 938002-52-9

Purity 97%+In StockPharmaceutical Standards
CAS No.938002-52-9
Molecular FormulaC11H19N3O3S
Molecular Weight273.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-ethyl-7-methyl-4-oxo-2-sulfanyl-1H,4H-pyrido[2,3-d]pyrimidine-5-carboxylic acid CAS 938002-52-9 chemical structure

Description

1-ethyl-7-methyl-4-oxo-2-sulfanyl-1H,4H-pyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 938002-52-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H19N3O3S. Molecular weight: 273.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC11H19N3O3S
Molecular Weight273.35 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3
Sulfur Atoms1

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