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Mono chloroacetone synthesis chlorination method with sufuric acid catalyst with exact steps and temperature control
Accepted Answer
Monochloroacetone can be synthesized by chlorination of acetone using sulfuric acid as a catalyst. Here's a breakdown of the process:
1. Preparation: Mix acetone and concentrated sulfuric acid in a suitable reaction vessel. The sulfuric acid acts as a catalyst and dehydrating agent, promoting the reaction.
2. Chlorination: Slowly add chlorine gas to the reaction mixture while maintaining a controlled temperature between 0°C and 10°C. The chlorine reacts with acetone to form monochloroacetone.
3. Separation: After the reaction is complete, carefully neutralize the mixture with a base like sodium hydroxide. Monochloroacetone can then be separated from the reaction mixture by distillation.
Temperature Control: Maintaining a low temperature is crucial to prevent over-chlorination and the formation of unwanted byproducts. Ice baths or other cooling methods are often used to control the reaction temperature.
Note: This reaction should be carried out in a fume hood due to the release of chlorine gas and other volatile chemicals.
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