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Which of the following is a method of converting a ketone to hydrocarbon with same number of carbon atoms?
- a)Clemensen's reduction
- b)Reimer-Tiemann reaction
- c)Cannizzaro's reaction
- d)Rosenmund's reaction
Correct answer is option 'A'. Can you explain this answer?
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Which of the following is a method of converting a ketone to hydrocarb...
Clemensens Reduction
Clemensens reduction is a method of converting a ketone to hydrocarbon with same number of carbon atoms. This reaction involves the reduction of a ketone to a hydrocarbon by reaction with zinc amalgam and hydrochloric acid.
Mechanism:
1. In the first step, the ketone is converted to its enol tautomer by reaction with zinc amalgam and hydrochloric acid.
2. The enol tautomer is then reduced to a hydrocarbon by reaction with more zinc amalgam and hydrochloric acid.
Overall reaction:
Ketone + Zn/HCl → Enol + Zn/HCl → Hydrocarbon
Advantages:
- High yield of product
- Mild reaction conditions
- No need for strong reducing agents
Limitations:
- Only works for ketones with alpha hydrogen atoms
- Requires careful control of reaction conditions to avoid over-reduction or side reactions
Example:
Acetone can be converted to propane by Clemensens reduction.
Acetone + Zn/HCl → Propene
Overall, Clemensens reduction is a useful method for converting ketones to hydrocarbons with the same number of carbon atoms. The reaction is relatively simple and mild, making it a valuable tool in organic synthesis.
Clemensens reduction is a method of converting a ketone to hydrocarbon with same number of carbon atoms. This reaction involves the reduction of a ketone to a hydrocarbon by reaction with zinc amalgam and hydrochloric acid.
Mechanism:
1. In the first step, the ketone is converted to its enol tautomer by reaction with zinc amalgam and hydrochloric acid.
2. The enol tautomer is then reduced to a hydrocarbon by reaction with more zinc amalgam and hydrochloric acid.
Overall reaction:
Ketone + Zn/HCl → Enol + Zn/HCl → Hydrocarbon
Advantages:
- High yield of product
- Mild reaction conditions
- No need for strong reducing agents
Limitations:
- Only works for ketones with alpha hydrogen atoms
- Requires careful control of reaction conditions to avoid over-reduction or side reactions
Example:
Acetone can be converted to propane by Clemensens reduction.
Acetone + Zn/HCl → Propene
Overall, Clemensens reduction is a useful method for converting ketones to hydrocarbons with the same number of carbon atoms. The reaction is relatively simple and mild, making it a valuable tool in organic synthesis.
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Which of the following is a method of converting a ketone to hydrocarb...
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Which of the following is a method of converting a ketone to hydrocarbon with same number of carbon atoms?a)Clemensens reductionb)Reimer-Tiemann reactionc)Cannizzaros reactiond)Rosenmunds reactionCorrect answer is option 'A'. Can you explain this answer?
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Which of the following is a method of converting a ketone to hydrocarbon with same number of carbon atoms?a)Clemensens reductionb)Reimer-Tiemann reactionc)Cannizzaros reactiond)Rosenmunds reactionCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Which of the following is a method of converting a ketone to hydrocarbon with same number of carbon atoms?a)Clemensens reductionb)Reimer-Tiemann reactionc)Cannizzaros reactiond)Rosenmunds reactionCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following is a method of converting a ketone to hydrocarbon with same number of carbon atoms?a)Clemensens reductionb)Reimer-Tiemann reactionc)Cannizzaros reactiond)Rosenmunds reactionCorrect answer is option 'A'. Can you explain this answer?.
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