N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide CAS 338393-78-5

Purity 97%+In StockPharmaceutical Standards
CAS No.338393-78-5
Molecular FormulaC21H14F4N2O2
Molecular Weight402.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide CAS 338393-78-5 chemical structure

Description

The occurrence of N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide (CAS 338393-78-5) is a high-purity analytical reference standard with the molecular formula C21H14F4N2O2 and a molecular weight of 402.34 g/mol.

N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide (C21H14F4N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures N'-[(1E)-[2-(4-Fluorophenoxy)phenyl]methylidene]-4-(trifluoromethyl)benzohydrazide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC21H14F4N2O2
Molecular Weight402.34 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms2

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