127. Write a plausible reaction sequence of 4 steps starting from A, B, C, or D. You may use any reactions that you want. Now, present the synthesis as a retrosynthesis. [This could be done with a partner.] OH H A B C D H
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![127.
Write a plausible reaction sequence of 4 steps starting from A, B, C, or D. You may use any
reactions that you want. Now, present the synthesis as a retrosynthesis. [This could be done
with a partner.]
OH
H
A
B
C
D
H](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd189e2d5-1317-4dca-8e55-a5b0bbe1ab51%2F99bbb91a-f6a4-4fa6-82e7-52f3dab788dc%2Fdsjg68s_processed.jpeg&w=3840&q=75)
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- Show Transcribed Text H₂, Pd/C, EtOH MeMgBr (excès) puis H3O+ Me₂CuLi, Et₂O puis H₂O+ Please draw the mechanism step by step ? ? ?3. Propose a possible synthetic pathway for the following reaction. multiple stepsanning your retrosynthesis first will really help with this one!) ileimarooe16e onibulon buboiq noem el oibeng bns meinsdoesne Propose a synthesis of the diene using cis-but-2-ene as your only sources of carbon atoms.
- Show a possible mechanism for the following reaction 1) EtMgBr (еxcess) 2) H20 Et OH Me •Me "Et w..Make a mechanism for the retrosynthesis shown below O6. A synthesis of a molecule being explored as an antidepressant drug (J. Org. Chem 2012) utilized the synthetic step shown below. Propose a plausible mechanism for this transformation. AICI3 H,C=CH, Br Br
- A student proposes the following reaction mechanism for the reaction in Model 6. Which step inthis mechanism is least favorable? Explain your reasoning.please show the detailed mechanism for the reaction below.1. Show how you could accomplish the following transformation. Be sure to show the structures of the products after each reaction you propose as well as the reagents requirec for each reaction. You do not need to show reaction mechanisms or a retrosynthesis.. OEt H.
- Retrosynthesis. Correctly complete the following: a. Predict a synthetic pathway to achieve the following product. ⟶Complete the mechanism for the reaction of butanone with NaBH, followed by the addition of aqueous acid. 1. NABH4 final product 2. H3O* Step 2: Draw the charged organic intermediate product. Include nonbonding electrons and Step 1: draw curved arrows. Select Draw Rings More Erase charges. Omit the counterion. HB Na o C Select Draw Rings More Erase C H В :0 : H. H, O* H - B Na + ↑15. Provide a retrosynthesis for the target molecules shown.