3-Cyclopentyl-5-{4-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenyl}-1,2,4-oxadiazole CAS 1803592-80-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1803592-80-4
Molecular FormulaC16H13F3N4O2
Molecular Weight350.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Cyclopentyl-5-{4-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenyl}-1,2,4-oxadiazole CAS 1803592-80-4 chemical structure

Description

CATO supplies 3-Cyclopentyl-5-{4-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenyl}-1,2,4-oxadiazole (CAS 1803592-80-4), a certified reference material (molecular formula C16H13F3N4O2, MW 350.30 g/mol) for analytical method development and quality control.

The molecular framework of 3-Cyclopentyl-5-{4-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenyl}-1,2,4-oxadiazole (C16H13F3N4O2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC16H13F3N4O2
Molecular Weight350.30 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF-containing
Nitrogen Atoms4

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