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con to which of the following is the major product of the following eliminetion? 17) Which...
5. Which of the following is the correct mechanism for the elimination reaction of 2-bromo-2,3- dimethylbutane...
5. Which of the following is the correct mechanism for the elimination reaction of 2-bromo-2,3- dimethylbutane with methoxide? བ 1: དུས - དཔལག ཨ— ད༌ ། བ བ — 6. Which of the following compounds will undergo rearrangement in an Syl reaction?
Question 7 The expected major product of the following reaction is HBO T Hor 7 E)...
Question 7 The expected major product of the following reaction is HBO T Hor 7 E) Br Question 8 Which of the following is the structure of the rearranged carbocation in the following dehydration? DOC
40. What is the product of the following elimination? Роме Ans: 44. Which of the following...
40. What is the product of the following elimination? Роме Ans: 44. Which of the following alkyl halides would be more reactive in an E2 elimination B. Ans: 51. Draw the major product of the following reaction. Өоме Ans: 58. Which of the following is most reactive in an El reaction? Ans: 59. Based upon the following energy diagram, is this reaction an El or an E2 elimination? free energy, kJ/mol reaction coordinate Ans:
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in...
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in methanol (Na* OCH, CH,OH). CH NaOme MeOH CH Compound A Problem 2c Draw the major expected organic product (a) Redraw Compound A as seen in Viewpoint I below left as a Newman projection on the template provided in Problem 2a (below). Hint: Fill in missing Hs ar C2 and C3 to help you get started! (b) Rotate the C2 C3 bond to obtain the...
16) Provide the major organic product of the reaction shown below. CHICHI,CHIMB 2. HO 17) Provide...
16) Provide the major organic product of the reaction shown below. CHICHI,CHIMB 2. HO 17) Provide a detailed, stepwise mechanism for the base-catalyzed hydration of 2- butanone. 18) Provide the single reagent necessary for the conversion of cyclobutanone to the compound shown below. CHCH 19) Provide the major organic product of the reaction shown below. CH,CHỊCH PP, 20) Provide the major organic product of the following reaction. H2NCH3, H (cat.) 21) Draw a mechanism for the following reaction. H3CO OCH...
16,17,18,19 14. a) Is the following more likely a nucleophile or a base? b) Is the...
16,17,18,19
14. a) Is the following more likely a nucleophile or a base? b) Is the following more likely a nucleophile or a base? 15. Which of the following is the strongest nucleophile? MeOH MeO A. B. C. D. 16. a) By what mechanism is the following reaction likely to occur? (+1 point for the product) b) By what mechanism is the following reaction likely to occur? 17. What is the most likely product for the following reaction? OTs H2O...
D) Br 6. Which of the following alkyl bromides is likely to undergo rearrangement by a...
D) Br 6. Which of the following alkyl bromides is likely to undergo rearrangement by a 1, 2-methyl shift during an Sy1 or El reaction (both reaction mechanisms form a carbocation)? A) benzylł bromide B) 2 -bromo 3-ethytpentane C) 3-bromo-3-methylpentane D) 2-bromo-3, 3-dimethylpentane r is untrue about the rate of an E2 elimination of an alky
1. 3-methyl-1-butene on reaction with H-Cl forms two products, namely 2-chloro-3- methylbutane (minor) and 2-chloro-2-methylbutane (major)....
1. 3-methyl-1-butene on reaction with H-Cl forms two products, namely 2-chloro-3- methylbutane (minor) and 2-chloro-2-methylbutane (major). Illustrate the mechanism for the formation of these two products. Use curved arrows to illustrate electron movement and all intermediates must be shown. 2. 3,3-dimethyl-1-butene on reaction with HBr forms two products, namely 3-bromo-2,2- dimethylbutane (minor) and 2-bromo-2,3-dimethylbutane (major). Illustrate the mechanism for the formation of these two products. Use curved arrows to illustrate electron movement and all intermediates must be shown. 3. Calculate...
What would be the major hydroboration/oxidation of alkenes: product of the following 3 [ ] c,...
What would be the major hydroboration/oxidation of alkenes: product of the following 3 [ ] c, CH-CECHCH, CH3 4. wh . What would be the products of the treatment of the following al kene with one, followed by dimethyl sulfide? Each carbocation is capable of rearranging to a more stable courbocation. Limiting yourself to a single 1,2-shift (metry or hydride), Suggest a structure for the rearranged carbocation 6. Provide the structure of the alkene that could be converted to the...
1.1What is the major product formed upon radical bromination of (S)-3-methylhexane? Select the best response. Draw...
1.1What is the major product formed upon radical bromination of (S)-3-methylhexane? Select the best response. Draw the full mechanism. A. (S)-3-bromo-3-methylhexane B. (R)-3-bromo-3-methylhexane C. A mixture of (R) and (S) 3-Bromo-3-methylhexane D. (3R)-1-bromo-3-methylhexane 1.2 What is the major product obtained from the reaction of 2-methyl-2-butene with hydrogen bromide in the presence of peroxides?Select the best response. Draw the mechanism. A. 2,3-dibromo-2-methylbutane B. 2-bromo-3-methylbutane C. 2-bromo-2-methylbutane D. (E)-1-bromo-2-methyl-2-butene 1.3 There are 4 major products formed upon treatment of (E)-3-methyl-2-hexene with HBr...
5. Which of the following is the correct mechanism for the elimination reaction of 2-bromo-2,3- dimethylbutane with methoxide? བ 1: དུས - དཔལག ཨ— ད༌ ། བ བ — 6. Which of the following compounds will undergo rearrangement in an Syl reaction?
Question 7 The expected major product of the following reaction is HBO T Hor 7 E) Br Question 8 Which of the following is the structure of the rearranged carbocation in the following dehydration? DOC
40. What is the product of the following elimination? Роме Ans: 44. Which of the following alkyl halides would be more reactive in an E2 elimination B. Ans: 51. Draw the major product of the following reaction. Өоме Ans: 58. Which of the following is most reactive in an El reaction? Ans: 59. Based upon the following energy diagram, is this reaction an El or an E2 elimination? free energy, kJ/mol reaction coordinate Ans:
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in methanol (Na* OCH, CH,OH). CH NaOme MeOH CH Compound A Problem 2c Draw the major expected organic product (a) Redraw Compound A as seen in Viewpoint I below left as a Newman projection on the template provided in Problem 2a (below). Hint: Fill in missing Hs ar C2 and C3 to help you get started! (b) Rotate the C2 C3 bond to obtain the...
16) Provide the major organic product of the reaction shown below. CHICHI,CHIMB 2. HO 17) Provide a detailed, stepwise mechanism for the base-catalyzed hydration of 2- butanone. 18) Provide the single reagent necessary for the conversion of cyclobutanone to the compound shown below. CHCH 19) Provide the major organic product of the reaction shown below. CH,CHỊCH PP, 20) Provide the major organic product of the following reaction. H2NCH3, H (cat.) 21) Draw a mechanism for the following reaction. H3CO OCH...
16,17,18,19
14. a) Is the following more likely a nucleophile or a base? b) Is the following more likely a nucleophile or a base? 15. Which of the following is the strongest nucleophile? MeOH MeO A. B. C. D. 16. a) By what mechanism is the following reaction likely to occur? (+1 point for the product) b) By what mechanism is the following reaction likely to occur? 17. What is the most likely product for the following reaction? OTs H2O...
D) Br 6. Which of the following alkyl bromides is likely to undergo rearrangement by a 1, 2-methyl shift during an Sy1 or El reaction (both reaction mechanisms form a carbocation)? A) benzylł bromide B) 2 -bromo 3-ethytpentane C) 3-bromo-3-methylpentane D) 2-bromo-3, 3-dimethylpentane r is untrue about the rate of an E2 elimination of an alky
1. 3-methyl-1-butene on reaction with H-Cl forms two products, namely 2-chloro-3- methylbutane (minor) and 2-chloro-2-methylbutane (major). Illustrate the mechanism for the formation of these two products. Use curved arrows to illustrate electron movement and all intermediates must be shown. 2. 3,3-dimethyl-1-butene on reaction with HBr forms two products, namely 3-bromo-2,2- dimethylbutane (minor) and 2-bromo-2,3-dimethylbutane (major). Illustrate the mechanism for the formation of these two products. Use curved arrows to illustrate electron movement and all intermediates must be shown. 3. Calculate...
What would be the major hydroboration/oxidation of alkenes: product of the following 3 [ ] c, CH-CECHCH, CH3 4. wh . What would be the products of the treatment of the following al kene with one, followed by dimethyl sulfide? Each carbocation is capable of rearranging to a more stable courbocation. Limiting yourself to a single 1,2-shift (metry or hydride), Suggest a structure for the rearranged carbocation 6. Provide the structure of the alkene that could be converted to the...
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