Description

Benzothiazole CAS NO 95-16-9 is a versatile heterocyclic aromatic compound characterized by a benzene ring fused to a thiazole ring. It serves as a fundamental building block and key intermediate in the synthesis of a wide range of high-value industrial and fine chemicals. This compound is essential for manufacturers in the rubber vulcanization, agrochemical, pharmaceutical, and specialty chemical industries seeking reliable, high-purity intermediates.

Application

• Rubber Vulcanization Accelerators: Primary use as a core precursor for manufacturing mercaptobenzothiazole (MBT) and other thiazole-based accelerators, critical for tire and industrial rubber goods production.
• Agrochemical Synthesis: Key intermediate in the production of fungicides, herbicides, and pesticides, where the benzothiazole moiety imparts biological activity.
• Pharmaceutical Intermediates: Used in the synthesis of various drug molecules, including those with anti-inflammatory, antimicrobial, and anticancer properties.
• Dye and Pigment Manufacturing: Acts as a precursor for certain optical brighteners, fluorescent dyes, and specialty pigments.
• Corrosion Inhibitors: Incorporated into formulations for metal surface treatment and cooling water systems.
• Photographic Chemicals: Utilized in the synthesis of certain sensitizers and developers for photographic films.
• Organic Light-Emitting Diodes (OLEDs): Investigated and used as a building block for electron-transport materials and emissive layer components.

Basic Information

Product Name	Benzothiazole
CAS No.	95-16-9
Molecular Formula	C7H5NS
Molecular Weight	135.19 g/mol
Synonyms	1,3-Benzothiazole; Benzosulfonazole; Benzthiazole; 1-Thia-3-azaindene; BZT; USAAF EK-4969; NSC 4685; CCRIS 138; HSDB 5045; EINECS 202-396-2
EINECS	202-396-2

Quality Control

Our Benzothiazole is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure it meets exacting purity and consistency standards required for industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, identity, and impurity profiles to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.5%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.637 - 1.642
Density (20°C)	1.238 - 1.248 g/mL

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