5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-1,2,4-oxadiazole CAS 1707609-08-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1707609-08-2
Molecular FormulaC16H12ClN3O3
Molecular Weight329.74 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-1,2,4-oxadiazole CAS 1707609-08-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 329.74 g/mol gives 5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-1,2,4-oxadiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-1,2,4-oxadiazole (CAS 1707609-08-2) is a high-purity analytical reference standard with the molecular formula C16H12ClN3O3 and a molecular weight of 329.74 g/mol.

Based on its molecular formula C16H12ClN3O3, 5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-1,2,4-oxadiazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 329.74 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 5-(2-Chloro-5-nitrophenyl)-3-(2,5-dimethylphenyl)-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 FormulaC16H12ClN3O3
Molecular Weight329.74 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.)1994
Halogen ContentCl-containing
Nitrogen Atoms3

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