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- please help me Identify the best regions to complete the following reaction.Please fill out for each reaction i.Fill in the missing starting materials, products, or reagents as necessary.If no reaction occurs, write "N.R." and explain why this is the case. ii. Label each transformation as SN1, SN2, or acid/base. iii. Indicate if the product is racemic or a single enantiomer.For the reaction scheme below: (a) Suggest a reagent X that could be used to accomplish the first step. (b) Draw the curly arrow mechanism for the second step in the scheme.
- Which is the better retrosynthesis for the given target molecule? Explain, and provide a one-step synthesis of the target molecule. A A is the better starting material because B can form both E and Z alkenes. B A is the better starting material because it will produce only the desired target molecule. C B is the better starting material because only B has β protons in the trans position. D B is the better starting material because A can form both E and Z alkenes. E B is the better starting material because it will produce only the desired target molecule. F A is the better starting material because only A has β protons in the trans position.Use E1, sn1 or E2, sn2 Synthesis