Problems and exercisesAlkynes
1. From acetylene to 2-hexyne
Propose a synthesis of 2-hexyne from acetylene and the alkyl halides you need.
2. Cis, trans or alkane
What is obtained from 3-hexyne with: a) H2, Pd/C; b) H2, Lindlar catalyst; c) Na/liquid NH3?
3. Hydration
What product does hydration of 1-hexyne with H2SO4/HgSO4 give? And its hydroboration-oxidation?