The following reactions use two or more pericyclic steps. Identify all the reactions, and draw reasonable looking transition structures obeying the Woodward-Hoffmann rule. EX 330º, 2 h H H 川 350° CHO CHO CHO 250° intermediate H H T ייי
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Please aid with drawn mechanisms to show how these reactions take place.
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- Predict the product(s) and provide the complete mechanism for each reaction below.What will be the major product of the following reaction and what is the likely mechanism for its formation? (CH;);COK Br racemic OCCCH3)3 OCCH3)3 ÓCCCH3)3 A B C D EWhat is the major product of the reaction below? Draw a detailed plausible mechanism and all relevant resonance structures. Explain the regiochemistry and stereochemistry of the product. H3C. NHCO,Bn "СНО
- 3. Propose a plausible mechanism for the following transformation: & Q & CF3 H₂N CN 'N CF HOH5. a) When the molecule below is treated with HCI, the product distribution shown is obtained. Use curved arrow formalism to draw a mechanism for this process. Account for the product distribution and draw resonance structures for the intermediate that leads to the major product. The m HCI CI + s 1o(29nil no awa eib ys leldwsio (2tniog 01).E (15 % CI2 tw ledsl< 1% lad olualom 85 %A8 Is there anyone who can provide this pericyclic rxn mechanism?
- Which of the reagents listed below would efficiently accomplish the transformation of CH3CH₂CH=CHCH₂CH2CH2OH into CH3CH2CH=CHCH2CH2CHO? OKMnO4(aq, alkaline) O CrO3/H₂SO4 O PCC in CH₂Cl₂ O Br2 OTwo of these choices.Q12. (1-bromoethyl)benzene 1 udergoes an elimination following an E1 mechanism. Fill in the following synthetic scheme by drawing the structure of intermediate 2 and product 3. The chemical formula of product 3 is provided as guidance. CH; RDS Br C3Hg E1 2 3Which of the following molecules will NOT lead to a successful synthesis of a Grignard reagent upon reaction with magnesium? CI https://ibb.co/54Jw34p 2 Me. OMe https://ibb.co/6655LTH Br но https://ibb.co/2nfzPmX O Me `Br https://ibb.co/wo93ymS 2 Br MeO https://ibb.co/Hq2s6ck 2
- Show the following mechanisms, and include any pertinent intermediates and relevant stereochemistry. H₂C 0 CH3 1) iPrOK 2) H₂OThe reactions shown below are substitution reactions. Please state which mechanism they follow, and draw the mechanism of the reaction using mechanistic arrowsQ12. (1bremeetblbenzene 1 ydergOesan elimination following an E1 mechanism. Fill in the following synthetic scheme by drawing the structure of intermediate 2 and product 3. The chemical formula of product 3 is provided as guidance.