Question

The major product obtained on treatment of $CH_3 CH_2 CH(F)CH_3$ with $CH_3 O^- /CH_3 OH$ is

• A. $CH_3 CH_2 CH(OCH_3 )CH_3$
• B. $CH_3 CH = CHCH_3$
• C. $CH_3 CH_2 CH_C = H_2$
• D. $CH_3 CH_2 CH_2 CH_2 OCH_3$

Answer 1

Answer: (B)

$CH_3 CH = CHCH_3$

Answer 2

According to Saytzeff rule "during dehydrohalogenation of an alkyl halide H-atom is removed from that C-atom which has lesser number of hydrogen atoms (i.e., to form) more alkylated alkene.