The final product of the following reaction sequence is: ...

[Collmarie]

The final product of the following reaction sequence is:
   
   
   
  A)
   
 
  D)
   
 
  B)
   
 
  E)
   
 
  C)
   
 

Question 2

What reagent is required to accomplish the following transformation?
   
   
   
  A)
  NaBH₄
  B)
  CH₃OH
  C)
  KMnO₄
  D)
  NaOCH₃
  E)
  NaNH₂/NH₃

Question 3

Which of the following compounds will undergo nucleophilic aromatic substitution at the fastest rate?
  A)
   
 
  D)
   
 
  B)
   
 
  E)
   
 
  C)
   
 

Question 4

The first step in the following reaction is:
 
   
  A)
  loss of chloride (Cl) from C-2 to give a carbocation.
  B)
  displacement of chloride (Cl) from C-2 by methoxide (CH₃O).
  C)
  base-promoted elimination of HCl from carbons 2 and 3.
  D)
  reduction of the pyridine by methoxide.
  E)
  addition of methoxide to C-2.

Question 5

Which of the following compounds will undergo electrophilic aromatic substitution reactions at the fastest rate?
  A)
   
 
  D)
   
 
  B)
   
 
  E)
   
 
  C)
   
 

Question 6

An intermediate in the nitration of pyridine is:
   
 
   
  A)
  I
  B)
  II
  C)
  III
  D)
  IV
  E)
  none of the above

Question 7

The following reaction occurs by what mechanism?
   
 
   
  A)
  S_N1
  B)
  S_N2
  C)
  nucleophilic acyl substitution
  D)
  nucleophilic aromatic substitution
  E)
  electrophilic aromatic substitution

Question 8

The major mechanism by which five membered aromatic heterocycles react with electrophiles is:
  A)
  nucleophilic aromatic substitution
  B)
  electrophilic aromatic substitution
  C)
  ionic addition
  D)
  free radical addition
  E)
  oxidation-reduction

[sarahccccc]

Answer to Question 1

e

Answer to Question 2

c

Answer to Question 3

a

Answer to Question 4

e

Answer to Question 5

a

Answer to Question 6

c

Answer to Question 7

d

Answer to Question 8

b

[Collmarie]

TYSM

[bitingbit]

Gracias!