(a) Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn. Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

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Answer 1

Question

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

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8. Draw all the resonance forms for each of the fling molecules or ions, and indicate the major contributor in each case, or if they are equivalent (45) (2) -PH2 سمة مد

A J то گای ه +0 Also calculate the amount of starting materials chlorobenzaldehyde and p-chloroacetophenone required to prepare 400 mg of the given chalcone product 1, 3-bis(4-chlorophenyl)prop-2-en-1-one molar mass ok 1,3-bis(4-Chlorophenyl) prop-2-en-1-one = 277.1591m01 number of moles= 0.400/277.15 = 0.00144 moles 2 x 0.00 144=0.00288 moves arams of acetophenone = 0.00144 X 120.16 = 0.1739 0.1739x2=0.3469 grams of benzaldehyde = 0.00144X106.12=0.1539 0.1539x2 = 0.3069 Starting materials: 0.3469 Ox acetophenone, 0.3069 of benzaldehyde 3

1. Answer the questions about the following reaction: (a) Draw in the arrows that can be used make this reaction occur and draw in the product of substitution in this reaction. Be sure to include any relevant stereochemistry in the product structure. + SK F Br + (b) In which solvent would this reaction proceed the fastest (Circle one) Methanol Acetone (c) Imagine that you are working for a chemical company and it was your job to perform a similar reaction to the one above, with the exception of the S atom in this reaction being replaced by an O atom. During the reaction, you observe the formation of three separate molecules instead of the single molecule obtained above. What is the likeliest other products that are formed? Draw them in the box provided.

Answer 2

Question

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

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Answer 3

Question

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

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Answer 4

Question

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

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Answer 5

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 6

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 7

Chapter 4, Problem 4.27P

Interpretation Introduction

(a)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 8

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 9

Interpretation Introduction

(b)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 10

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 11

Interpretation Introduction

(c)

Interpretation: The given compound is to be labeled as cis or trans and then the second chair conformation is to be drawn.

Concept introduction: A cis isomer contains two substituents/groups on the same side, either both on down bonds or both on up bonds. On the other hand, a trans isomer contains two substituents/groups on the opposite sides, one down and one up.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 4 - Prob. 4.1P Ch. 4 - Problem 4.2 Which of the following is not another...Ch. 4 - Problem 4.3 Draw the five constitutional isomers...Ch. 4 - Prob. 4.4P Ch. 4 - Prob. 4.5P Ch. 4 - Draw the five constitutional isomers that have...Ch. 4 - Problem 4.7 Give the IUPAC name for each...Ch. 4 - Give the IUPAC name for each compound. a....Ch. 4 - Problem 4.9 Give the structure corresponding to...Ch. 4 - Prob. 4.10P

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