Question

1, Complete the following reactions

a, C6H5COCH3+CH3MgBr=

b, CH3CH2CH(CH3)CHO+CH3CH2NH2=

2, How many sigma bonds and pi bonds are in each of the following compounds

a, (CH3)2chCCCHCHCH3

b, CH3CH2CH3

c, H2CCHCH2CH3

Answer 1

1. a. $C_6H_5COCH_3+CH_3MgBr\to C_6H_5C(CH_3)_2OH$

Ketone reduces to form alcohols in the presence of gringard agent

b. $CH_3CH_2CH(CH_3)CHO+CH_3CH_2NH_2 \to CH_3CH_2CH(CH_3)NCH_2CH_3$

2.

a. 18 sigma, 3 pi

b. 10 sigma, no pi

c. 11 sigma, 1 pi