3 5-difluorobenzonitrile（CAS# 64248-63-1)
| Risk Codes | R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 – Wear suitable protective clothing. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S36/37 – Wear suitable protective clothing and gloves. |
| UN IDs | 3276 |
| WGK Germany | 3 |
| HS Code | 29269090 |
| Hazard Note | Harmful/Irritant |
| Hazard Class | 6.1 |
| Packing Group | III |
Introduction
3,5-Difluorobenzonitrile is an organic compound. The following is an introduction to some properties, uses, preparation methods and safety information of 3,5-difluorobenzonitrile:
Quality:
- Appearance: 3,5-Difluorobenzonitrile is a colorless to pale yellow liquid.
- Solubility: Soluble in many organic solvents such as ethanol, ether, and chloroform.
Use:
- 3,5-Difluorobenzonitrile is mainly used as an intermediate in organic synthesis.
- It can also be used as a potential chemical in the electronics industry for the production of dyes and synthetic materials.
Method:
- The main preparation method of 3,5-difluorobenzonitrile is obtained by the reaction of 3,5-difluorophenyl bromide and copper cyanide under suitable conditions.
Safety Information:
- 3,5-Difluorobenzonitrile is irritating and corrosive, and appropriate safety measures such as wearing protective gloves and goggles should be taken during use.
- Avoid direct contact with the skin and inhalation of its vapours, and operate in a well-ventilated area.
- When handling and storing 3,5-difluorobenzonitrile, care should be taken to avoid contact with oxidants, strong alkalis and other substances to prevent the occurrence of dangerous reactions.
- Refer to relevant safety literature and handling guidelines when using or handling this compound, and strictly follow relevant regulations.
