5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione CAS 849132-72-5

Purity 97%+In StockPharmaceutical Standards
CAS No.849132-72-5
Molecular FormulaC8H3Cl2FN2OS
Molecular Weight265.09 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione CAS 849132-72-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 265.09 g/mol gives 5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione (CAS 849132-72-5), molecular formula C8H3Cl2FN2OS and molecular weight 265.09 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, 5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 265.09 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

CATO manufactures 5-(2,4-Dichloro-5-fluorophenyl)-1,3,4-oxadiazole-2(3H)-thione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC8H3Cl2FN2OS
Molecular Weight265.09 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentF/Cl-containing
Nitrogen Atoms2
Sulfur Atoms1

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