Description

2-Mercapto-5-Methyl-1,3,4-Thiadiazole is a versatile sulfur- and nitrogen-containing heterocyclic compound that serves as a critical building block in organic synthesis. Its value lies in its dual functionality as a reactive mercapto group and a stable thiadiazole ring, enabling its use as a key intermediate for pharmaceuticals, agrochemicals, and rubber chemicals. This product is essential for R&D and manufacturing chemists in the pharmaceutical, agrochemical, and polymer industries seeking to develop new active ingredients or performance additives.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drugs, particularly those with antimicrobial, antiviral, or anti-inflammatory properties.
• Agrochemical Synthesis: Used in the manufacture of fungicides, herbicides, and plant growth regulators due to its bioactive heterocyclic structure.
• Rubber Vulcanization Accelerator: Acts as a primary or secondary accelerator in the vulcanization process for natural and synthetic rubber, improving cure rates and physical properties.
• Corrosion Inhibitor: Employed in formulations for metal surface treatment and cooling water systems to protect against corrosion.
• Lubricant Additive: Functions as an extreme pressure (EP) and anti-wear additive in industrial lubricants and greases.
• Photographic Chemicals: Used in the production of certain sensitizers and developers for photographic films and papers.
• Complexing Agent: Serves as a ligand for metal ions in analytical chemistry and catalysis.
• Research & Development: A valuable reagent for exploring new heterocyclic chemistry and developing novel specialty chemicals.

Basic Information

Product Name	2-Mercapto-5-Methyl-1,3,4-Thiadiazole
CAS No.	29490-19-5
Molecular Formula	C3H4N2S2
Molecular Weight	132.21 g/mol
Synonyms	5-Methyl-1,3,4-thiadiazole-2-thiol; 5-Methyl-2-mercapto-1,3,4-thiadiazole; 2-Mercapto-5-methyl-1,3,4-thiadiazole; 5-Methyl-1,3,4-thiadiazole-2(3H)-thione; MMTD; 5-Methyl-2-thiol-1,3,4-thiadiazole; 2-Thiol-5-methyl-1,3,4-thiadiazole; NSC 403697
EINECS	249-653-3

Quality Control

Our 2-Mercapto-5-Methyl-1,3,4-Thiadiazole is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial and fine chemical applications. Certificates of Analysis (COA) documenting all relevant specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178°C - 182°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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