3-(1-(4-Fluorobenzyl)-1H-1,2,3-triazol-4-yl)-5-(4-methoxyphenyl)-1,2,4-oxadiazole CAS 1251630-71-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1251630-71-3
Molecular FormulaC18H14FN5O2
Molecular Weight351.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(1-(4-Fluorobenzyl)-1H-1,2,3-triazol-4-yl)-5-(4-methoxyphenyl)-1,2,4-oxadiazole CAS 1251630-71-3 chemical structure

Description

3-(1-(4-Fluorobenzyl)-1H-1,2,3-triazol-4-yl)-5-(4-methoxyphenyl)-1,2,4-oxadiazole (C18H14FN5O2) 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, 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.

3-(1-(4-Fluorobenzyl)-1H-1,2,3-triazol-4-yl)-5-(4-methoxyphenyl)-1,2,4-oxadiazole (CAS 1251630-71-3) is a high-purity analytical reference standard with the molecular formula C18H14FN5O2 and a molecular weight of 351.33 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), 3-(1-(4-Fluorobenzyl)-1H-1,2,3-triazol-4-yl)-5-(4-methoxyphenyl)-1,2,4-oxadiazole 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 FormulaC18H14FN5O2
Molecular Weight351.33 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF-containing
Nitrogen Atoms5

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