What is the major product of the reaction of 1 mol of propyne with each of the following reagents? a. HBr (1 mol) e. aqueous H2SO4, HgSO4       h. H2/Lindlar catalyst b. HBr (2 mol) f. R2BH in THF followed by       i. sodium amide c. Br2 (1 mol)/CH2Cl2 H2O2/HO-/H2O            j. the product of part i followed by d. Br2 (2 mol)/CH2Cl2                                    g. excess H2, Pd/C 1-chloropropane

Question

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

a. HBr (1 mol) e. aqueous H2SO4, HgSO4       h. H2/Lindlar catalyst

b. HBr (2 mol) f. R2BH in THF followed by       i. sodium amide

c. Br2 (1 mol)/CH2Cl2 H2O2/HO-/H2O            j. the product of part i followed by

d. Br2 (2 mol)/CH2Cl2                                    g. excess H2, Pd/C 1-chloropropane

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