organic chemistry

1. (25 pts) Write structural formulas for the products that form when 2-pentene reacts with each of the following reagents: a. HI b. Ha, PT c. Bra in CCI dHg(OAC)2 in THF and H20, then NaBH, HO- e BH3:THF, then H2O2, HO- HO 2. (30 pts) By using the same alkene, how do you synthesize the following alcohols? Give the alkene and show the mechanisms for each product formation. OH OH 3. (15 pts) Give the structure of the products that you would expect from the reaction of 1. butyne with: a. One molar equivalent of Brz b. One molar equivalent of HBr c Two molar equivalents of HBr 4. (30 pts) Propose a synthesis route for the following conversion (it may include more than one step)