1-(4-Chlorophenyl)-4-oxo-N-(o-tolyl)-1,4-dihydropyridazine-3-carboxamide CAS 478063-35-3

Purity 97%+In StockPharmaceutical Standards
CAS No.478063-35-3
Molecular FormulaC18H14ClN3O2
Molecular Weight339.78 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Chlorophenyl)-4-oxo-N-(o-tolyl)-1,4-dihydropyridazine-3-carboxamide CAS 478063-35-3 chemical structure

Description

CATO supplies 1-(4-Chlorophenyl)-4-oxo-N-(o-tolyl)-1,4-dihydropyridazine-3-carboxamide (CAS 478063-35-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H14ClN3O2. Molecular weight: 339.78 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H14ClN3O2
Molecular Weight339.78 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3

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