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From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?
1/ A and B
2/ B,C and D
3/ A,B and D
4/ A,B and C?
1/ A and B
2/ B,C and D
3/ A,B and D
4/ A,B and C?
Most Upvoted Answer
From the following transformations A. Epoxidation of alkene B. Diol de...
Coenzyme B12 and its Role in Organic Transformations
Introduction
Coenzyme B12, also known as cobalamin, is an essential cofactor involved in several important organic transformations. It acts as a carrier of carbon groups and plays a crucial role in various enzymatic reactions. In this response, we will discuss the transformations promoted by coenzyme B12, specifically focusing on the four given options.
Promoted Transformations
A. Epoxidation of Alkene
Epoxidation of alkenes involves the addition of an oxygen atom to a double bond, resulting in the formation of an epoxide. Coenzyme B12 does not directly promote this transformation. Therefore, option 1, which includes A (epoxidation of alkene) and B (diol dehydrase reaction), is incorrect.
B. Diol Dehydrase Reaction
The diol dehydrase reaction involves the conversion of a diol into an alkene, eliminating water. Coenzyme B12 plays a crucial role in this transformation by facilitating the rearrangement of carbon-carbon bonds. It acts as a cofactor for the enzyme diol dehydrase, which catalyzes this reaction. Therefore, option 1, which includes B, is correct.
C. Conversion of Ribonucleotide to Deoxyribonucleotide
The conversion of ribonucleotides to deoxyribonucleotides is a critical step in DNA synthesis. Coenzyme B12 is not directly involved in this transformation. Therefore, option 2, which includes C, is incorrect.
D. 1,2 Carbon Shift in Organic Synthesis
A 1,2 carbon shift involves the migration of a carbon group from one position to an adjacent position in a molecule. This transformation can be promoted by coenzyme B12 through its ability to carry and transfer carbon groups. Therefore, option 1, which includes D, is correct.
Conclusion
Based on the information provided, the organic transformations promoted by coenzyme B12 are A (epoxidation of alkene), B (diol dehydrase reaction), and D (1,2 carbon shift in organic synthesis). Therefore, the correct option is 3: A, B, and D.
Introduction
Coenzyme B12, also known as cobalamin, is an essential cofactor involved in several important organic transformations. It acts as a carrier of carbon groups and plays a crucial role in various enzymatic reactions. In this response, we will discuss the transformations promoted by coenzyme B12, specifically focusing on the four given options.
Promoted Transformations
A. Epoxidation of Alkene
Epoxidation of alkenes involves the addition of an oxygen atom to a double bond, resulting in the formation of an epoxide. Coenzyme B12 does not directly promote this transformation. Therefore, option 1, which includes A (epoxidation of alkene) and B (diol dehydrase reaction), is incorrect.
B. Diol Dehydrase Reaction
The diol dehydrase reaction involves the conversion of a diol into an alkene, eliminating water. Coenzyme B12 plays a crucial role in this transformation by facilitating the rearrangement of carbon-carbon bonds. It acts as a cofactor for the enzyme diol dehydrase, which catalyzes this reaction. Therefore, option 1, which includes B, is correct.
C. Conversion of Ribonucleotide to Deoxyribonucleotide
The conversion of ribonucleotides to deoxyribonucleotides is a critical step in DNA synthesis. Coenzyme B12 is not directly involved in this transformation. Therefore, option 2, which includes C, is incorrect.
D. 1,2 Carbon Shift in Organic Synthesis
A 1,2 carbon shift involves the migration of a carbon group from one position to an adjacent position in a molecule. This transformation can be promoted by coenzyme B12 through its ability to carry and transfer carbon groups. Therefore, option 1, which includes D, is correct.
Conclusion
Based on the information provided, the organic transformations promoted by coenzyme B12 are A (epoxidation of alkene), B (diol dehydrase reaction), and D (1,2 carbon shift in organic synthesis). Therefore, the correct option is 3: A, B, and D.
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From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C?
Question Description
From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C? for IIT JAM 2024 is part of IIT JAM preparation. The Question and answers have been prepared according to the IIT JAM exam syllabus. Information about From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C? covers all topics & solutions for IIT JAM 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C?.
From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C? for IIT JAM 2024 is part of IIT JAM preparation. The Question and answers have been prepared according to the IIT JAM exam syllabus. Information about From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C? covers all topics & solutions for IIT JAM 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C?.
Solutions for From the following transformations A. Epoxidation of alkene B. Diol dehydrase reaction C. Conversion of ribonucleotide to deoxy ribonucleotide D. 1,2 carbon shift in Organic synthesis Those promoted by co enzyme B12 are?1/ A and B2/ B,C and D3/ A,B and D4/ A,B and C? in English & in Hindi are available as part of our courses for IIT JAM.
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