Question

5) Predict the major product of the following reactioll HO, HO BH D) IV C) III B) II 6) Predict the major product of the following reaction. H50, L H20 H2SO4 7 that Holo A) I B) II II D) IV 7) Predict the major product(s) of the following reaction. w HBr A) Only I and II C) Only III and IV B) Only I and IV D) Only II and III

Answer 1

(5) major product ? or ons having BH3 Correct answer is Ao The above reaction is an example of Hydroboration - Oxidation reaction. In this reaction an addition of Ha on takes place gorems by Ansti- Markonikov rule. o Boboro Trialky Barome.

6 H2O, Hasot This is Here Mast the fiorst stable acid catalylized affene fakes a cation. Hyclooxylation. ff e forms z cation) attack a Now water will fooms alcohal. Product Dm this reaction; cation tooms; then both the siales. front a stable canbo- be can attack from