Question

Your Turn Which Mechanism is it? 5. In each of the problems below, consider the E1 or E2 reaction occurs then show the mechanism and product or products. Label major and minor products where applicable. a. Reaction of 1,1-bromomethylcyclohexane and sodium ethoxide in ethanol CH, OH сн. b. Reaction of (1R 2R) 1-bromo-2-methylcyclohexane and sodium ethoxide in ethanol. HINT: You should draw the ring in a chair conformation first. CHE 90 -CH, CH,CH,OH C. Reaction of (15,2R) 1-bromo-2-methylcyclohexane and sodium ethoxide in ethanol. HINT: You should draw the ring in a chair conformation first. CH, . chycent,01 -CH, CH CH OH

Answer 1

BY NaOEt Major Preduct Ctrisulshikuted) , 1,2nomo ma Hyl cycyclohixan -BY Naoet Disulstikat oH (Minor) CM3 Иа CH3 Nao Et CH3 EtoH (IR,2R)-1-rmo 2 metuylyclohxant Сиз ra fer elemina Hon H& Brshould e antipeniplanaov diaxlal Major product CM3 ABY Br a Nadet сy сиои (Mafor Ha ( (IS,2R)--nomo-2mathy! ayclohxan AHa H&BY (aiaxial) miner)