2-Chloro-5-phenyl-1,3,4-thiadiazole CAS 13373-11-0

Purity 97%+In StockPharmaceutical Standards
CAS No.13373-11-0
Molecular FormulaC8H5ClN2S
Molecular Weight196.66 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-5-phenyl-1,3,4-thiadiazole CAS 13373-11-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 196.66 g/mol gives 2-Chloro-5-phenyl-1,3,4-thiadiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Chloro-5-phenyl-1,3,4-thiadiazole (CAS 13373-11-0), a certified reference material (molecular formula C8H5ClN2S, MW 196.66 g/mol) for analytical method development and quality control.

The molecular framework of 2-Chloro-5-phenyl-1,3,4-thiadiazole (C8H5ClN2S) is characterized by a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine 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. 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), 2-Chloro-5-phenyl-1,3,4-thiadiazole 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 FormulaC8H5ClN2S
Molecular Weight196.66 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.)1960
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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