5-NITROBENZOTRIAZOLE（CAS#2338-12-7）
Risk and Safety
| 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（CAS#2338-12-7）
5-Nitrobenzotriazole (5-Nitrobenzotriazole) is an organic compound. The following is an introduction to some of its properties, uses, preparation methods, and safety information:
Properties:
- Appearance: Colorless crystalline or pale yellow solid.
- Solubility: Soluble in chloroform and dimethyl sulfoxide (DMSO), slightly soluble in ethanol and ether, and practically insoluble in water.
Uses:
- It can also be used as a material in organic electroluminescent (OLED) devices to enhance the performance of electronic devices.
Preparation:
- There are various methods for preparing 5-nitrobenzotriazole. A common method involves the reaction of benzotriazole with nitric acid. The specific procedure is to dissolve benzotriazole in acetic acid, then slowly add concentrated nitric acid while maintaining the reaction temperature at 0-5℃. Finally, filter and dry to obtain the product.
Safety Information:
- 5-Nitrobenzotriazole is explosive, and its mercury salts are also very unstable.
- Strict safety measures must be taken during handling, such as low-temperature operations, explosion prevention precautions, and wearing appropriate personal protective equipment (e.g., laboratory gloves, safety goggles, etc.).
- During storage and use, keep it away from fire, avoid direct sunlight, and store in a sealed container.
- The use and handling of such compounds should be conducted in a suitable laboratory environment, following proper procedures to ensure personal safety and prevent environmental contamination.
