1-Benzyl-5-butyl-6-chloro-3-phenylpyridazin-4(1H)-one CAS 919198-01-9

Purity 97%+In StockPharmaceutical Standards
CAS No.919198-01-9
Molecular FormulaC21H21ClN2O
Molecular Weight352.86 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Benzyl-5-butyl-6-chloro-3-phenylpyridazin-4(1H)-one CAS 919198-01-9 chemical structure

Description

1-Benzyl-5-butyl-6-chloro-3-phenylpyridazin-4(1H)-one (CAS 919198-01-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H21ClN2O. Molecular weight: 352.86 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H21ClN2O
Molecular Weight352.86 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms2

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