Question

Alkene reaction and mechanisms practice exercise

1) O₃ 2) (CH3)2S 25) Treatment of cyclopentene with peroxybenzoic acid A) results in oxidative cleavage of the ring to produce an acyclic compound B) yields a meso epoxide C) yields an equimolar mixture of enantiomeric epoxides D) gives the same product as treatment of cyclopentene with Os04 E) none of the above 26) Provide a detailed, step-by-step mechanism for the reaction shown below. но Br2 na + HBT Br 27) Provide a detailed, step-by-step mechanism for the reaction shown below. 28) Provide the reagents necessary to complete the following transformation. The synthesis may involve more than one step. 29) Provide the reagents necessary to complete the following transformation. The synthesis may involve more than one step. Bro OH + enantiomer OH 30) Provide the reagents necessary to convert 3-methyl-2-butanol to 2-methyl-2-butanol. The synthesis may involve more than one step. 31) Both (E)- and (Z)-hex-3-ene are subjected to a hydroboration-oxidation sequence. How are the products from these two reactions related to each other? A) The (E)- and (Z)-isomers generate the same products but in differing amounts. B) The (E)- and (Z)-isomers generate the same products in exactly the same amounts. C) The products of the two isomers are related as constitutional isomers. D) The products of the two isomers are related as diastereomers. E) The products of the two isomers are not structurally related.

Answer 1

Solution ΖΟΥ Ozonoide formation reduction (2-(CH3)2s reduchion 12. of ozonoide by dimethyl sulfide Product.