Tolyltriazole, Methylbenzotriazole, Methyl Benzotriazole, TTA, 29385-43-12

Tolyltriazole, Methylbenzotriazole, Methyl Benzotriazole, TTA, 29385-43-12

Tolyltriazole (TTA) has several notable properties that make it a valuable compound, particularly as a corrosion inhibitor:

• Physical Properties:

  • Appearance: White to off-white powder or granules.

  • Melting Point: 76–87°C.

  • Boiling Point: 160°C.

  • Density: 1.24 g/cm³.

  • Solubility: Slightly soluble in chloroform and methanol.

  • pKa: 8.85 at 20°C.

• Chemical Properties:

  • Forms a durable electrochemical barrier on metal surfaces, preventing corrosion.

  • Exhibits excellent oxidative and thermal stability.

  • Compatible with various organic solvents due to its methyl group.

• Applications:

  • Protects metals like copper, silver, and zinc from corrosion.

  • Used in rust preventive oils, lubricant additives, and water treatment agents.

  • Effective in closed-loop cooling water systems

Tolyltriazole (TTA) is also known by other names, including:

• 5-Methyl-1H-benzotriazole: One of its isomers.

• 4-Methyl-1H-benzotriazole: Another isomer in the mixture.

• Methylbenzotriazole: A general term for the methyl-substituted benzotriazole compounds.

Tolyltriazole (TTA) is a versatile compound with a wide range of applications, primarily due to its excellent corrosion inhibition properties. Here are some of its common uses:

• Corrosion Inhibitor: TTA is widely used to protect metals like copper, silver, zinc, and nickel from corrosion. It forms a protective barrier on metal surfaces, making it ideal for industrial water treatment systems, cooling water systems, and boiler systems2.

• Lubricant Additive: It is added to industrial lubricants, such as drilling and cutting fluids, to enhance their performance and protect machinery2.

• Automotive Applications: TTA is used in antifreeze and coolant products to prevent corrosion in automotive systems2.

• Metal Detergents: It is included in dishwashing tablets to protect silverware and other metal items.

• Rust Preventive Oils: TTA is used in rust preventive oils and vapor phase corrosion inhibitors for metals

The CAS (Chemical Abstracts Service) number for Tolyltriazole (TTA) is 29385-43-12. This compound is widely used as a corrosion inhibitor for metals like copper and brass, and it finds applications in industries such as water treatment, lubricants, and de-icing fluids