Organic Reactions
Carbonyl Addition


1016. Choose the most reasonable reaction intermediate for the following reaction.



1017. Choose the most reasonable reaction intermediate for the following reaction.



1018. Choose the most reasonable reaction intermediate for the following reaction.




1071. Where will these reagents prefer to attack?

a.

A. , forming

B.

 

b.

 

 

A. , forming

B.


1072. Which reagents would be best for these reactions?

a.

 

A. 1. NaBH4, 2. H3O+

B. 1. LiAlH4, 2. H3O+

C. H2/Pd

b.

 

A. H3O+

B. NaH

C. 1. LiAlH4, 2. H3O+


1073. Which reagents would be best for this reaction?

a.

 

A. H3O+

B. 1.-OH, 2. H3O+

C. H2O

b.

A. H2O

B. H3O+

C. 1. KOH, 2. H3O+


1124. The pinacol rearrangement of cis-1,2-cyclohexanediol gives which product?

 

A. cyclohexanol

B. cyclohexene

C. cyclohexanone

D. none of the above


1125. Periodic acid treatment of cis-1,2-cyclohexanediol gives which product?

 

A. 1,2,-cyclohexanedione

B. hexanedial

C. hexanedioic acid

D. none of the above




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