10 MARKS QUESTION 1 Consider the following reaction scheme and answer the questions that follow; & Si(CH3)2Ph Bu SnH, AI
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10 MARKS QUESTION 1 Consider the following reaction scheme and answer the questions that follow; & Si(CH3)2Ph Bu SnH, AI
QUESTION 1 Consider the following reaction scheme and answer the questions that follow; & Si(CH3)2Ph Bu SnH, AIBN Benzene, reflux, 7 h, 82% SI(CH3), Compound 1 undergoes two tandem radical cyclizations: 5-exo-dig then 5-exo-trig, under the given reaction conditions to give compound 2. 1.1 Give the structure of compound 2 1.2 Give a detailed mechanism that accounts for your structure 2 QUESTION 2 10 MARKS Study the following reaction scheme and give a detailed reaction mechanism that leads to the formation of compound 5. (CH3)3Sn-Sn(CH3) Benzene, hv gos OH 0 TOTAL: 20 MARKS
10 MARKS