5-Methyl-1H-Benzotriazole
Specifications
| Item | Index |
| Appearance | White powder |
| Purity | ≥99..% |
| Melting point | 79.0°C-85.0°C |
| Moisture | ≤0.15% |
| Ash | ≤0.05% |
| PH | 5.0-6.0 |
| Color | ≤45 |
Packing & Storage
| Packing | In 25KG bag or fiber drum or as per customer’s requirement |
| Storage | Easy to wet, please put in aeration, dryness place, do not mix it with food and seed.In multiple bag, cardboard drum, all-paper drum, metal drum lined with plastic bag |
| Shipping | In room temperature |
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Tel: 0086-25-52397808
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General Information
| Common Names | 5-Methyl-1H-benzotriazole | ||
| Structure |  | ||
| CAS No. | 136-85-6 | Boiling Point (℃) | 360.6±11.0 |
| Molecular Weight | 133.151 | Melting Point (℃) | 78-85 |
| Appearance | White to off-white granule or powder | Vapor Specific Gravity | 11.3±0.1 g/cm3 |
| HS Code | 2933990099 | Flash Point (℃) | 181.5±12.2 |
| Solubility | Easily soluble in methanol, acetone, cyclohexane, ether, etc., and insoluble in water and petroleum solvents | Autoignition Temperature (℃) | / |
| Safety Phrases | No hazardous good according to the regulation. | ||
| RIDADR | No hazardous good according to the regulation. | ||
| WGK Germany | NONE | ||
| Packaging Group | NONE | ||
| Hazard Class | NONE | ||
| SYMPTOMS | PREVENTION | FIRST AID | |
| Inhalation | Cough. Sore throat. Redness. Burning sensation. Itching. | Use local exhaust or breathing protection. | Fresh air, rest. |
| Eyes | Redness. Pain. | Protective gloves. | Rinse opened eye for several minutes under running water. Then consult a doctor. |
| Ingestion | Abdominal pain. Nausea. Vomiting. | Do not eat, drink, or smoke during work. Wash hands before eating. | Rinse mouth. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Refer for medical attention . |
3,4-Diaminotoluene 5-Methyl-1H-benzo[d][1,2,3]triazole
CAS NO.:496-72-0 CAS NO.:136-85-6
Frequently Asked Questions
Tolytriazole: Corrosion Inhibitor
5-Methyl-1H-benzotriazole, also known as Tolytriazole or 5-methylbenzotriazole, is a chemical compound with the molecular formula C7H7N3. It belongs to the class of aromatic heterocyclic compounds called triazoles.
Properties:
– Molecular Formula: C7H7N3
– Molecular Weight: 133.15 g/mol
– Appearance: White to light yellow crystalline powder
– Melting Point: 79-82°C
– Boiling Point: 238-239°C
Applications:
5-Methyl-1H-benzotriazole is primarily used as a corrosion inhibitor and metal passivator. It is particularly effective in preventing the corrosion of copper and copper alloys. It forms a protective layer on the metal surface, inhibiting the oxidation process. Therefore, it finds applications in various industries, including:
1. Water Treatment: Tolytriazole is added to cooling water systems, such as in power plants or industrial cooling towers, to prevent corrosion of metal pipes and equipment.
2. Metalworking Fluids: It is used as an additive in metalworking fluids, such as cutting fluids and lubricants, to protect metal surfaces from corrosion during machining and storage.
3. Antifreeze and Engine Coolants: Tolytriazole is sometimes included in automotive antifreeze and engine coolants to prevent the corrosion of metal components in the cooling system.
4. Fuel Additives: It can be used as a corrosion inhibitor in fuels, especially those containing ethanol or biodiesel, to protect the fuel system and metal components.
5. Paints and Coatings: Tolytriazole is used as an additive in paints, coatings, and varnishes to provide corrosion protection to metal substrates.