Tert-butyl 4-(4-fluoro-3-(trifluoromethyl)phenyl)-3-oxopiperidine-1-carboxylate CAS 1354953-08-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1354953-08-4
Molecular FormulaC17H19F4NO3
Molecular Weight361.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tert-butyl 4-(4-fluoro-3-(trifluoromethyl)phenyl)-3-oxopiperidine-1-carboxylate CAS 1354953-08-4 chemical structure

Description

Structurally, Tert-butyl 4-(4-fluoro-3-(trifluoromethyl)phenyl)-3-oxopiperidine-1-carboxylate (C17H19F4NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 361.33 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.

Tert-butyl 4-(4-fluoro-3-(trifluoromethyl)phenyl)-3-oxopiperidine-1-carboxylate (CAS 1354953-08-4) is a high-purity analytical reference standard with the molecular formula C17H19F4NO3 and a molecular weight of 361.33 g/mol.

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), Tert-butyl 4-(4-fluoro-3-(trifluoromethyl)phenyl)-3-oxopiperidine-1-carboxylate 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 FormulaC17H19F4NO3
Molecular Weight361.33 g/mol
AppearanceOff-white to pale 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 chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentF-containing
Nitrogen Atoms1

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