2-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)benzoic acid CAS 56894-41-8

Purity 97%+In StockPharmaceutical Standards
CAS No.56894-41-8
Molecular FormulaC15H9ClN2O3
Molecular Weight300.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)benzoic acid CAS 56894-41-8 chemical structure

Description

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.

2-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)benzoic acid (CAS 56894-41-8) is a high-purity analytical reference standard with the molecular formula C15H9ClN2O3 and a molecular weight of 300.70 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 2-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)benzoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 300.70 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

As a certified reference material (CRM), 2-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)benzoic acid 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 FormulaC15H9ClN2O3
Molecular Weight300.70 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Halogen ContentCl-containing
Nitrogen Atoms2

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