Description

Tolyltriazole CAS NO 29385-43-1 is a high-performance heterocyclic compound belonging to the benzotriazole class, widely recognized for its exceptional corrosion inhibition and metal passivation properties. This product is critical for protecting industrial assets and enhancing the longevity of metal components in demanding environments. It is an essential raw material for formulators and manufacturers in the metalworking, coating, and water treatment industries seeking reliable, high-quality performance additives.

Application

• Metalworking Fluids & Coolants: Acts as a highly effective copper and yellow metal corrosion inhibitor, preventing tarnish and pitting in machining and grinding operations.
• Industrial Water Treatment: Used in closed-loop cooling systems, boiler water, and HVAC systems to protect copper, brass, and steel alloys from corrosion and scale.
• Coatings & Paints: Incorporated into primers, varnishes, and industrial coatings as a UV stabilizer and corrosion inhibitor to protect underlying metal substrates.
• Antifreeze & Automotive Fluids: Serves as a key additive to prevent corrosion of radiators, heat exchangers, and cooling system components.
• Plastics & Polymer Stabilization: Functions as a light stabilizer and antioxidant in polymers to prevent degradation and extend material life.
• Electroplating & Surface Finishing: Used in electroplating baths and pickling solutions to improve finish quality and provide temporary corrosion protection.

Basic Information

Product Name	Tolyltriazole
CAS No.	29385-43-1
Molecular Formula	C7H7N3
Molecular Weight	133.15 g/mol
Synonyms	4-Methyl-1H-benzotriazole; 4-Methylbenzotriazole; TTA; 4-Tolyltriazole; Tolytriazole; 4-MBT; Cobratec® TT-100; 1H-Benzotriazole, 4-methyl-
EINECS	249-596-8

Quality Control

Our Tolyltriazole is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, including testing for identity, assay, and impurity profiles. Certificates of Analysis (COA) documenting compliance with our stringent specifications are available for every shipment 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 heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.5%
Melting Point	80 - 84 °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.