Methyl 4-({[(4E)-5-oxo-1-[4-(trifluoromethoxy)phenyl]-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-4-ylidene]methyl}amino)benzoate CAS 338403-26-2

Purity 97%+In StockPharmaceutical Standards
CAS No.338403-26-2
Molecular FormulaC20H13F6N3O4
Molecular Weight473.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 4-({[(4E)-5-oxo-1-[4-(trifluoromethoxy)phenyl]-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-4-ylidene]methyl}amino)benzoate CAS 338403-26-2 chemical structure

Description

Methyl 4-({[(4E)-5-oxo-1-[4-(trifluoromethoxy)phenyl]-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-4-ylidene]methyl}amino)benzoate (CAS 338403-26-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H13F6N3O4. Molecular weight: 473.33 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC20H13F6N3O4
Molecular Weight473.33 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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; 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 ContentF-containing
Nitrogen Atoms3

Recommended Standards

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