Draw the mechanism for the following reaction and account for the relative stereochemistry. MeO₂C MeO₂C CO₂Me Pd2(dba)3.CHCI 3 Ph3P, ACOH MeO₂C
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- Formulate the reaction. Explain the stereochemistry of the products based on the mechanism of the reactions. H2SO4 Et!! Me 'Et ELOH HThe major product formed by addition of HBr to (CH3)2C=CH– CH=C(CH3)2 is the same at low and high temperature. Draw the structure of the major product, and explain why the kinetic and thermodynamic products are the same in this reaction.Which of the following is considered to be a thermodynamic product of the reaction shown. DB OA OB OC OD A B C
- Predict the product(s) for the following reaction. O ll + enantiomer I OI ||| OH O IV OH CN OH + enantiomer || 1. NaCN 2. H₂O CN "ОН + enantiomer ||| IV CN CNNonconjugated , -unsaturated ketones, such as 3-cyclohexenone, are in an acid-catalyzed equilibrium with their conjugated , -unsaturated isomers. Propose a mechanism for this isomerization.Indicate the products of the reaction with their name and stereochemistry: Å CH₂ CH3 C6H5 H₂O, H+
- Predict the products of the following reaction, including stereochemistry. 1) OsO4 2) NaHSO, Write the mechanism and predict the products of the following reaction, including stereochemistry. Br2, H,OWhat is the major products of the following reactions? A B C D = f CHO E₂ Br ∞k NEOCH, CH,OH NINH, (osese) 18Provide the products for each reaction, including stereochemistry as appropriate. OH OH (1) NaH (2) CH3CI Excess HI heat K₂Cr₂O7 H₂SO4 MCPBA
- a Draw the structure of the intermediate (I) for the reaction below. Hg(O2CCH3)2 NaBH4 Product CH;OH H3C • Use the wedge/hash bond tools to indicate stereochemistry where it exists. If the reaction produces a racemic mixture, just drawv one stereoisomer.Draw the alkene that would react with the reagent given to account for the product formed. ? + HCI My 3 You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. CH3 CH₂ CHOCH3 TT CI CH3 L ▼ {n [F ? ChemDoodleⓇ4. What are the products obtained from the following elimination reaction? Indicate the major product. CH;CH2CCH3 H2O CI 5. a) Determine the major product that is formed when the alkyl halide reacts with a hydroxide ion in an elimination reaction. CH;CH,CH,CH,CCH3 Br b) For the major elimination product obtained in 5a), which stereoisomer (cis or trans) is obtained in greater yield? Draw the two isomers and provide the names of the compounds.