N-(tert-butyl)-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 343375-46-2

Purity 97%+In StockPharmaceutical Standards
CAS No.343375-46-2
Molecular FormulaC18H17ClN2O3
Molecular Weight344.79 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(tert-butyl)-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 343375-46-2 chemical structure

Description

N-(tert-butyl)-7-chloro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 343375-46-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H17ClN2O3. Molecular weight: 344.79 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC18H17ClN2O3
Molecular Weight344.79 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

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