Propose an efficient synthetic route for the following transformations, showing the intermediate that each reagent leads to (not the mechanism - but the "in-between" products): a. HS
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- Devise a concise synthesis for the following transformations. Clearly show the reagent and productfor each step. Each synthesis can be accomplished in two stepsDraw a stepwise mechanism for the following reaction, which results in the synthesis of bisphenol F (R = H), an additive used in a variety of packaging materials. Bisphenol F is related to BPA (bisphenol A, R =CH3), a reagent used to harden some plastics, now removed from certain baby products because of its estrogen-like activity that can disrupt endocrine pathways.Draw a stepwise mechanism for the following reaction, one step in the synthesis of the cholesterol-lowering drug pitavastatin, marketed in Japan as a calcium salt under the name Livalo.
- Devise concise syntheses for the following transformations. Clearly show the reagent andproduct for each step. All syntheses can be accomplished in two steps.Draw a stepwise mechanism for the following reaction, which results in the synthesis of bisphenol F (R = H), an additive used in a variety of packaging materials. Bisphenol F is related to BPA (bisphenol A, R = CH3), a reagent used to harden some plastics, now removed from certain baby products because of its estrogen-like activity that can disrupt endocrine pathways.Rank the following esters in order of decreasing reactivity in the first slow step of a nucleophilic acyl substitution reaction (formation of the tetrahedral intermediate):Rank the same esters in order of decreasing reactivity in the second slow step of a nucleophilic acyl substitution reaction (collapse of the tetrahedral intermediate).
- Using your reaction roadmap as a guide, show how to convert cyclohexanol into racemic trans-1,2-cydohexanediol. Show all required reagents and all molecules synthesized along the way.Using your reaction roadmap as a guide, show how to convert cyclohexane into hexanedial. Show all reagents and all molecules synthesized along the way.Using your reaction roadmap as a guide, show how to convert butane into butanal. Show all reagents needed and all molecules synthesized along the way.