Question

selective reduction of quinoline by sodium borohydride in presence of nickel chloride gives.....
1. 1,2,3,4-tetrahydroquinoline
2. 5,6,7,8- tetrahydroquinoline
3. 1,4- dihydroquinoline
4. 1,2-dihydroquinoline
​

Answer 1

Answer:

1'2 dihydroquinoline

Explanation:

1;2 dihydroquinoline