10. Addition Reactions

What is the major product of the reaction of 1 mol of propyne with each of the following reagents?

d. Br₂ (2 mol)/CH₂Cl₂

Answer Problem 39 , parts a–h, using 2-butyne as the starting material instead of propyne.

d. Br₂ (2 mol)/CH₂Cl₂

Answer Problem 39 , parts a–h, using 2-butyne as the starting material instead of propyne.

c. Br₂ (1 mol)/CH₂Cl₂

What is the major product of the reaction of 1 mol of propyne with each of the following reagents?

c. Br₂ (1 mol)/CH₂Cl₂

In the addition of just 1 mole of bromine to 1 mole of hex-1-yne, should the hex-1-yne be added to a bromine solution or should the bromine be added to the hex-1-yne? Explain your answer.