methyl 4-oxo-3-(2-phenylethyl)-2-sulfanyl-3,4-dihydroquinazoline-7-carboxylate CAS 309750-70-7

Purity 97%+In StockPharmaceutical Standards
CAS No.309750-70-7
Molecular FormulaC18H30N2O3S
Molecular Weight354.51 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

methyl 4-oxo-3-(2-phenylethyl)-2-sulfanyl-3,4-dihydroquinazoline-7-carboxylate CAS 309750-70-7 chemical structure

Description

methyl 4-oxo-3-(2-phenylethyl)-2-sulfanyl-3,4-dihydroquinazoline-7-carboxylate (CAS 309750-70-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H30N2O3S. Molecular weight: 354.51 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H30N2O3S
Molecular Weight354.51 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
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms2
Sulfur Atoms1

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