Question

5:43 PM Thu Oct 31 29% Chem2542 Assignment-6.doc 1. Provide the structure of diene and dienophile required for the synthesis of the following compound via Diels-Alder reaction. Ph сно сно 2. The following a,b-unsaturated ketone can react with nucleophilic reagents to yield 1,2-addition as well as 1,4-addition (conjugate addition) products depending on the nucleophilic reagent. Provide the structure of the major primary 1,2-addition or 1,4 addition product formed in each reaction 1. CH,MgCI 2. HC 1. LIAIH 2. HC 1. (CH3)CuLi 2. HCI 3. Select the least reactive dienophile from the following structures CN CH соон нCс— сN NC н,с COOH 4. Write the structure(s) of the major primary product(s), including the regio- and/ or stereoselectivity when relevant, for each reaction HCI (1 mole) To Do Notifications Inbox Dashboard Calendar

Answer 1

acto SCHO cuo 61+ alzimga Hal LiAlHu Hal (cz) cand Hal EDG = least readive. + HCl +Br 1 - ($12 addition) 112 addition Nooch 3 Cohou houly n so cannot 08 ow con 2- Siro