The carbene addition product of the given reaction. Interpretation: The carbene addition product of the given reaction is to be predicted. Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Question

Functional groups such as alkynes react the same in complex molecules as they do in simpler structures. The following example of alkyne reaction were taken from syntheses carried out in the research group of E. J. Corey at Harvard University. You can assume that the reactions listed involve only the alkyne, not any of the functional groups present in the molecules. Draw the expected products for the following reaction .

Answer 1

Question

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

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Functional groups such as alkynes react the same in complex molecules as they do in simpler structures. The following example of alkyne reaction were taken from syntheses carried out in the research group of E. J. Corey at Harvard University. You can assume that the reactions listed involve only the alkyne, not any of the functional groups present in the molecules. Draw the expected products for the following reaction .

Predict the carbene addition products of the following reactions.(a) cyclohexene + CHCl3, 50% NaOH>H2O

Predict the products or reagents of the following reactions?

Answer 2

Question

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

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Answer 3

Question

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

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Answer 4

Question

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

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Answer 5

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 6

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 7

Chapter 8.11B, Problem 8.27P

(a)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 8

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 9

(b)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 10

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 11

(c)

Interpretation Introduction

To determine: The carbene addition product of the given reaction.

Interpretation: The carbene addition product of the given reaction is to be predicted.

Concept introduction: Simmons-smith reaction is that reaction in which methylene iodide reacts with zinc-copper to gives a carbenoid which is known as Simmons-smith reagent. This carbenoid reacts with an alkene to give cyclopropane product.

Answer 12

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Answer 23

Ch. 8.3A - Predict the major products of the following...Ch. 8.3A - a. When 1 mole of buta-1,3-diene reacts with 1...Ch. 8.3B - Predict the major products of the following...Ch. 8.3B - Show how you would accomplish the following...Ch. 8.4B - Propose a mechanism to show how...Ch. 8.4B - Predict the products of the following hydration...Ch. 8.6 - a. Propose a mochansm fortho following reaction....Ch. 8.6 - Prob. 8.8P Ch. 8.6 - Prob. 8.9P Ch. 8.7A - Prob. 8.10P

Solution Summary: The author describes Simmons-smith reaction in which methylene iodide reacts with zinc-copper to give a carbenoid which is known as Simmons reagent. Formation of carbenes can also take

Chapter 8 Solutions