5-Chloro-4-{[(4-methoxyphenyl)methoxy]methyl}-1-methyl-3-phenyl-1H-pyrazole CAS 318248-46-3

Purity 97%+In StockPharmaceutical Standards
CAS No.318248-46-3
Molecular FormulaC19H19ClN2O2
Molecular Weight342.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-4-{[(4-methoxyphenyl)methoxy]methyl}-1-methyl-3-phenyl-1H-pyrazole CAS 318248-46-3 chemical structure

Description

CATO supplies 5-Chloro-4-{[(4-methoxyphenyl)methoxy]methyl}-1-methyl-3-phenyl-1H-pyrazole (CAS 318248-46-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H19ClN2O2. Molecular weight: 342.82 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC19H19ClN2O2
Molecular Weight342.82 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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