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Author Question: Which of the following is the best candidate for a crossed Claisen reaction with ethyl acetate? ... (Read 52 times)

jeatrice

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Which of the following is the best candidate for a crossed Claisen reaction with ethyl acetate?
 

Question 2

Predict the aldol reaction product(s) of the following ketone.
 
  1. A
  2. B
  3. Both A and C
  4. Both B and D
  5. A, B, and C

Question 3

Which of the following would not be produced in the aldol reaction between 2-butanone and acetophenone?
 

Question 4

Which of the following reactions will yield the compound shown below?
 
 



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KKcool

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Answer to Question 1

2

Answer to Question 2

4

Answer to Question 3

4

Answer to Question 4

3

Answer to Question 5

3

Answer to Question 6

4

Answer to Question 7

2

Answer to Question 8

2

Answer to Question 9

3

Answer to Question 10

4

Answer to Question 11

1

Answer to Question 12



Answer to Question 13



Answer to Question 14

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 />"

Answer to Question 15

2

Answer to Question 16

1

Answer to Question 17

1

Answer to Question 18

5

Answer to Question 19

3

Answer to Question 20

4

Answer to Question 21

5

Answer to Question 22

3




jeatrice

  • Member
  • Posts: 543
Reply 2 on: Aug 23, 2018
:D TYSM


olderstudent

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Excellent

 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

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