4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one CAS 477851-34-6

Purity 97%+In StockPharmaceutical Standards
CAS No.477851-34-6
Molecular FormulaC15H15F3N4O2
Molecular Weight340.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one CAS 477851-34-6 chemical structure

Description

The occurrence of 4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one (CAS 477851-34-6), molecular formula C15H15F3N4O2 and molecular weight 340.30 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one (C15H15F3N4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 340.30 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 4-[(Morpholinoamino)methylene]-2-phenyl-5-(trifluoromethyl)-2,4-dihydro-3H-pyrazol-3-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC15H15F3N4O2
Molecular Weight340.30 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms4

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