N-[2-(Aminosulfonyl)phenyl]-1-butyl-1,2-dihydro-4-hydroxy-2-oxo-3-quinolinecarboxamide CAS 303776-59-2

Purity 97%+In StockPharmaceutical Standards
CAS No.303776-59-2
Molecular FormulaC20H21N3O5S
Molecular Weight415.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-[2-(Aminosulfonyl)phenyl]-1-butyl-1,2-dihydro-4-hydroxy-2-oxo-3-quinolinecarboxamide CAS 303776-59-2 chemical structure

Description

CATO supplies N-[2-(Aminosulfonyl)phenyl]-1-butyl-1,2-dihydro-4-hydroxy-2-oxo-3-quinolinecarboxamide (CAS 303776-59-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H21N3O5S. Molecular weight: 415.46 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H21N3O5S
Molecular Weight415.46 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

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