The major product for the given reaction has to be determined. Concept introduction: Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds . Diels-Alder reaction is a [ 4+2 ] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene . The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place. The configuration of dienophile will be retaining in the product. Regiochemistry in Diels-Alder reaction: While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

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Answer 1

Question

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

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Answer 2

Question

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

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Answer 3

Question

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

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Answer 4

Question

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

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Answer 5

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 6

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

Answer 7

Chapter 16.7, Problem 18CC

(a)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Regiochemistry in Diels-Alder reaction:

While forming the product in the Diels Alder reaction, the strongest electron withdrawing group on the dienophile and the strongest electron donating group on the diene will be either 1,2 or 1,4 disubstituted.

Answer 8

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 9

(b)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 10

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

Answer 11

(c)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Endo-product is the major product in bicyclic-products of Diels-Alder reaction; because the electron-withdrawing substituents of dienophile and the newly forming π-bond of diene are interacted each other.

Answer 12

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 13

(d)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 14

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 15

(e)

Interpretation Introduction

Interpretation:

The major product for the given reaction has to be determined.

Concept introduction:

Cycloaddition reaction is a concerted addition reaction of two reactants to form a ring; in which two π-bonds are converted to two σ-bonds.

Diels-Alder reaction is a [4+2] cycloaddition reaction between a diene and a dienophile producing a substituted cyclohexene.

The mechanism of the ring formation in the Diels-Alder reaction is drawn by using three arrows representing the shifting of π-bonds in the two π-systems in a clockwise or counter clockwise fashion, so that the ring formation will take place.

The configuration of dienophile will be retaining in the product.

Answer 16

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Answer 17

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Answer 18

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Answer 19

Ch. 16.1 - Prob. 1CC Ch. 16.2 - Prob. 2CC Ch. 16.2 - Prob. 3CC Ch. 16.2 - Prob. 4CC Ch. 16.3 - Prob. 5CC Ch. 16.4 - Prob. 1LTS Ch. 16.4 - Prob. 6PTS Ch. 16.4 - Prob. 7PTS Ch. 16.4 - Prob. 8ATS Ch. 16.5 - Prob. 2LTS

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