N-benzyl-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 338778-91-9

Purity 97%+In StockPharmaceutical Standards
CAS No.338778-91-9
Molecular FormulaC21H15ClN2O3
Molecular Weight378.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-benzyl-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 338778-91-9 chemical structure

Description

N-benzyl-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 338778-91-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H15ClN2O3. Molecular weight: 378.81 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H15ClN2O3
Molecular Weight378.81 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

Recommended Standards

Why CATO?