Description

5-Chloro-3-Methyl-1,2,4-Thiadiazole is a versatile heterocyclic building block of significant importance in advanced organic synthesis. Its core value lies in its reactive chloro and methyl substituents on the thiadiazole ring, enabling its use as a key intermediate for constructing complex molecular architectures. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting infectious diseases or central nervous system disorders.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where the thiadiazole moiety contributes to biological activity.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of specialty polymers and advanced materials with specific electronic or thermal properties.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalytic systems used in fine chemical manufacturing.
• Chemical Biology Probe Synthesis: Utilized to build molecular tools for studying biological processes and identifying new therapeutic targets.

Basic Information

Product Name	5-Chloro-3-Methyl-1,2,4-Thiadiazole
CAS No.	21734-85-0
Molecular Formula	C3H3ClN2S
Molecular Weight	134.58 g/mol
Synonyms	3-Methyl-5-chloro-1,2,4-thiadiazole; 5-Chloro-3-methyl-1,2,4-thiadiazole; 1,2,4-Thiadiazole, 5-chloro-3-methyl-; 5-Chloro-3-methyl-δ²-1,2,4-thiadiazoline; NSC 163081
EINECS	Contact for details

Quality Control

Our 5-Chloro-3-Methyl-1,2,4-Thiadiazole is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.