Description

2-Mercapto-1,3,4-Thiadiazol is a versatile heterocyclic organic compound featuring a thiadiazole ring substituted with a thiol group. This structure makes it a valuable intermediate and functional additive, particularly prized for its metal-chelating and corrosion-inhibiting properties. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for synthesizing active ingredients and formulating high-performance additives.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of various drugs, including antimicrobials, antivirals, and anticonvulsants.
• Corrosion Inhibitor: Used in formulations for cooling water systems, metalworking fluids, and oilfield chemicals to protect ferrous and non-ferrous metals.
• Agrochemical Synthesis: Serves as a precursor for herbicides, fungicides, and plant growth regulators.
• Rubber Vulcanization Accelerator: Acts as a secondary accelerator in the vulcanization process for certain synthetic rubbers.
• Electroplating Additive: Employed in electroplating baths to improve brightness, leveling, and throwing power of metal deposits.
• Analytical Reagent: Used as a chelating agent in the spectrophotometric determination of various metal ions.
• Polymer Stabilizer: Functions as a metal deactivator and antioxidant in polymer formulations to enhance thermal stability.
• Research & Development: A valuable reagent in organic synthesis and material science research for constructing complex heterocyclic systems.

Basic Information

Product Name	2-Mercapto-1,3,4-Thiadiazol
CAS No.	18686-82-3
Molecular Formula	C2H2N2S2
Molecular Weight	118.18 g/mol
Synonyms	1,3,4-Thiadiazole-2-thiol; 2-Thiol-1,3,4-thiadiazole; 5-Mercapto-1,3,4-thiadiazole; 2-Mercapto-1,3,4-thiadiazole; TDZ; MTD; Bismuthiol I; Usnic acid; 2-Sulfanyl-1,3,4-thiadiazole; 1,3,4-Thiadiazole-2(3H)-thione
EINECS	242-489-9

Quality Control

Our 2-Mercapto-1,3,4-Thiadiazol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial and fine chemical applications. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	168°C - 172°C
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.