6-Nitro-1H-benzotriazole(CAS#2338-12-7)
| Risk Codes | R3 – Extreme risk of explosion by shock, friction, fire or other sources of ignition R8 – Contact with combustible material may cause fire |
| Safety Description | S16 – Keep away from sources of ignition. S17 – Keep away from combustible material. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 385 |
| Hazard Class | IRRITANT |
Introduction
5-Nitrobenzotriazole is an organic compound. The following is an introduction to some of the properties, uses, preparation methods and safety information of this compound:
Quality:
- Appearance: Colorless crystalline or yellowish solid.
- Solubility: soluble in chloroform, dimethyl sulfoxide (DMSO), slightly soluble in ethanol, ether, almost insoluble in water.
Use:
- It can also be used as a material in organic electroluminescent (OLED) devices to improve the performance of electronic devices.
Method:
- There are many preparation methods for 5-nitrobenzotriazole, and one of the commonly used methods is the reaction of benzotriazole with nitric acid. The specific steps are to dissolve benzotriazole in acetic acid, then slowly add concentrated nitric acid, the reaction temperature is controlled at 0-5 °C, and finally the product can be obtained by filtration and drying.
Safety Information:
- 5-nitrobenzotriazole is explosive, and its mercury salts are also unstable.
- Strict safety measures such as cryogenic operation, explosion protection measures and the wearing of appropriate personal protective equipment (e.g. laboratory gloves, safety glasses, etc.) are required during operation.
- Store away from fire, direct sunlight, and in an airtight container during storage and use.
- The use and handling of such compounds should be carried out in a suitable laboratory environment and proper operating procedures should be followed to ensure the safety of personnel and prevent environmental contamination.
