Description

Benzothiazole-2(3H)-Thione, Potassium Salt is a versatile organosulfur compound with significant industrial utility. This potassium derivative of 2-mercaptobenzothiazole offers enhanced solubility and reactivity, making it a valuable intermediate and additive. It is primarily sought after by manufacturers in the rubber vulcanization, corrosion inhibition, and specialty chemical synthesis sectors for its role in accelerating reactions and modifying material properties.

Application

• Rubber Vulcanization Accelerator: A key intermediate or additive in the production of vulcanization accelerators for natural and synthetic rubber, improving curing efficiency and final product properties.
• Corrosion Inhibitor: Used in the formulation of protective coatings, coolants, and metalworking fluids to prevent corrosion on ferrous and non-ferrous metals.
• Lubricant Additive: Functions as an extreme pressure (EP) and anti-wear agent in industrial lubricants and greases.
• Pharmaceutical & Agrochemical Intermediate: Serves as a building block in the synthesis of more complex molecules for pharmaceutical and agricultural applications.
• Photographic Chemicals: Employed in certain photographic development processes and sensitizers.
• Analytical Reagent: Used in analytical chemistry for the detection and quantification of specific metal ions.

Basic Information

Product Name	Benzothiazole-2(3H)-Thione, Potassium Salt
CAS No.	7778-70-3
Molecular Formula	C7H4KN2S2
Molecular Weight	210.34 g/mol
Synonyms	Potassium 2-Mercaptobenzothiazole; Potassium MBT; 2-Benzothiazolethiol, Potassium Salt; 2-Mercaptobenzothiazole Potassium Salt; MBT Potassium Salt; 2-Sulfanyl-1,3-benzothiazole Potassium Salt; Accelerator MBT-K; Vulcacit K
EINECS	231-915-0

Quality Control

Our Benzothiazole-2(3H)-Thione, Potassium Salt is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with every shipment to guarantee traceability and 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 material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or decomposition. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to yellow powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	30.0 - 35.0%
Heavy Metals (as Pb)	≤ 20 ppm

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