3-4′-Dichloropropiophenone（CAS#3946-29-0）
| Risk Codes | R34 – Causes burns R36/37 – Irritating to eyes and respiratory system. R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S23 – Do not breathe vapour. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 – Take off immediately all contaminated clothing. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S37/39 – Wear suitable gloves and eye/face protection |
| UN IDs | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| Hazard Class | 8 |
| Packing Group | III |
Introduction
3,4 ‘-Dichloropropiophenone, chemical formula C9H7Cl2O, is an organic compound.
Nature:
3,4 ‘-Dichloropropiophenone is a colorless to pale yellow solid with a distinctive chemical odor. It is insoluble in water and slightly soluble in alcohols and ethers.
Use:
3,4 ‘-Dichloropropiophenone is often used as a reagent in organic synthesis. It can be used in the synthesis of drugs, dyes and other compounds. It can also be used as a raw material for the preparation of pesticides and flavors.
Preparation Method:
There are various methods for preparing 3,4 ‘-Dichloropropiophenone. The common method is to obtain 3,4′-dichlorophenyl ethanone by bromination or chlorination under alkaline conditions.
Safety Information:
3,4 ‘-Dichloropropiophenone is a toxic substance and direct contact with skin and inhalation of its vapors should be avoided. Appropriate personal protective equipment, such as chemical protective gloves and eye protection, should be worn during use or handling. Avoid high temperature and open fire during storage. Be sure to use it in a safe and ventilated place and dispose of it in a container of harmless disposal. If ingestion or contact occurs, seek medical help immediately.
