4 4′-Dimethylbenzophenone（CAS# 611-97-2)
| Hazard Symbols | Xi – Irritant |
| Risk Codes | 36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 – Do not breathe dust. S24/25 – Avoid contact with skin and eyes. S36/37 – Wear suitable protective clothing and gloves. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29143990 |
Introduction
4,4′-Dimethylbenzophenone. The following is an introduction to the properties, uses, preparation methods and safety information of 4,4′-dimethylbenzophenone:
Quality:
4,4′-Dimethylbenzophenone is a colorless crystalline solid that is poorly soluble in water at room temperature, but soluble in organic solvents such as alcohols and esters.
Uses: It can also be used as an intermediate in organic synthesis for the synthesis of other compounds.
Method:
A commonly used preparation method is prepared by the reaction of benzophenone and n-butylformaldehyde under alkaline conditions. Specific synthesis steps may include the generation of diazonium salts of ketones or oxime, which are reduced to 4,4′-dimethylbenzophenone.
Safety Information:
The safety profile of 4,4′-dimethylbenzophenone is high, but the following should be noted:
- It may be irritating to the eyes and skin, so take precautions when using it.
- Avoid inhaling dust or touching its solution to avoid discomfort or allergic reactions.
- Avoid contact with open flames during use, and store away from open flames and high temperatures.
- Use under professional guidance and follow relevant safety practices.
