(4Z)-4-{2-[2-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-4,5-dihydro-1H-pyrazol-5-one CAS 338416-87-8

Purity 97%+In StockPharmaceutical Standards
CAS No.338416-87-8
Molecular FormulaC10H7F3N4O
Molecular Weight256.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4Z)-4-{2-[2-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-4,5-dihydro-1H-pyrazol-5-one CAS 338416-87-8 chemical structure

Description

(4Z)-4-{2-[2-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-4,5-dihydro-1H-pyrazol-5-one (CAS 338416-87-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H7F3N4O. Molecular weight: 256.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC10H7F3N4O
Molecular Weight256.18 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms4

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