338399-73-8 KS-00001ULT N-(4-chlorophenyl)-N'-(2-oxo-5-phenyl-2H-imidazol-4-yl)urea CAS 338399-73-8

Purity 97%+In StockPharmaceutical Standards
CAS No.338399-73-8
Molecular FormulaC16H11ClN4O2
Molecular Weight326.74 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

338399-73-8 KS-00001ULT N-(4-chlorophenyl)-N'-(2-oxo-5-phenyl-2H-imidazol-4-yl)urea CAS 338399-73-8 chemical structure

Description

High-purity 338399-73-8 KS-00001ULT N-(4-chlorophenyl)-N'-(2-oxo-5-phenyl-2H-imidazol-4-yl)urea (CAS 338399-73-8) pharmaceutical standards reference standard. Molecular formula: C16H11ClN4O2. Molecular weight: 326.74 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC16H11ClN4O2
Molecular Weight326.74 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 Atoms4

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