Q1. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (Syl) or second order (SN2): a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NaOMe c) 1-iodo-l-methylcyclohexane + CH;CH;OH
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- Q1. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (Sy1) or second order (Sx2): a) 2-chloro-2-methylbutane + CH;COOH b) isobutyl bromide + NaOMe c) 1-iodo-1-methylcyclohexane + CH;CH;OH2. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (Sw1) or second order (Sw2): a) 2-chloro-2-methylbutane + CH;COOH b) isobutyl bromide + NƏQME, c) 1-iodo-1-methylcyclohexane + CH;CH;OHQ2. What are the products of the following reactions? CH3 (a) CH3CH2-C–CI + OCH,- CH3 ÇH3 (b) CH-C-O + CH-X CH3
- Q1. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (Syl) or second order (SN2): a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NaOMe c)l-iodo-l-methylcyclohexane + CH3CH,OHQ1. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (SN1) or second order (SN2): a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NaOMe c) 1-iodo-1-methylcyclohexane + CH3CH2OH3. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (SN1) or second order (SN2): a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NAOME c) 1-iodo-1-methylcyclohexane + CH.CH,OH
- for each reaction give the expected substitution product and predict wether the mechanism will be first order (SN1) or second order (SN2) a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NaOMe c) 1-iodo-methylcyclohexane + CH3CH2OHP CHE 124 ORGANIC CHEMISTRY TUT2 2020 (Prote on Failed) Mailings Review View n and might be unsafe. Click for more details. Enable Editing 2. What are the major products obtained from the following reactions? Indicate the geometry (cis/trans). HBr, CH,COOH 近 91 81 61 L. 5. 8. 6.A mechanism for the reaction of bromine with 4,4-dimethylcyclopentene in water is shown below. Which of the following statements about this mechanism is correct? Step 1 Br Br Br + Br Br Step 2 Br ;OH OH2 Br Br XX .. Step 3 + Hо HO:) H. O In Step 1, bromine could add to the other face of the alkene, giving a bromonium ion that is the enantiomer of the one shown. O In Step 2, water could attack the other carbon atom of the bromonium ion, leading to the enantiomer of the product shown. O This mechanism is complete and correct. O In Step 2, water could attack the bromonium ion from the other side, leading to the cis product.
- 3. Show the mechanism for the acid catalyzed addition of H2O to the following ketone. OH H20 CH3 H* 4. The scheme below shows the reaction of a ketone, 2-propanone with methanol. OH :0 : || CH,-C-CH3 : ОН + H CH, c-CH3 CH;-C-CH3 N step 1 step 2 step 3 P CH,OH CH3 CH,OH step 4 + H OCH3 CH,-C-CH3 H - H,0 C-CH3 ÓCH, S CH; step 7 step 6 step 5 OCH3 i) Write the missing structures (N, O, Q and R) in the above reaction scheme. ii) Name the class of compounds P and S belong to? iii) This is an acid catalyzed reaction. What does this statement mean? iv) Draw the arrow diagram in step 6 to show how intermediate R is formed? Write the equation for this step ONLY. v) Steps 3 and 7 involve loss of a proton from the intermediate ions. Why is this step necessary?13.a. Give the mechanism(s) and product(s) for the reaction below. Show stereochemistry. CH3 H3C CH3 ||||C KOtBu tBuOHCH3 CH, Co H;C-C-0 C SN2 CH3 CH3 alkyl halide The mechanism of this reaction is SN (Sy2 or Sy1?). Explanation: Nucleophile