What nucleophile would serve to effect the following conversions of 1-iodopropane? a) ~ Who io b) ~No V ?? e) von o vº...
What is the nucleophile in the following reaction (circle)? SHA SH HI A. B. E. Rank the following alkenes from most (1) to least stable (4).
1. What is the nucleophile in the following S2 reaction and what is the leaving group Br + NaCN 2. What are products of the following sequences of elementary steps? ci 1. Proton transfer involving NaOH 2. Nucleophile elimination 3. Nucleophilic addition of CH,MgBr 4. Sy2 involving CH Br (c) 1. Electrophilic addition of C 2. Electrophile elimination of HC (b) 1. E2 involving NaOCH, 2. Electrophilic addition involving H 3. Coordination involving H20 4. Proton transfer involving H2O OH...
21) Which of the following is not a nucleophile? A) Br B) FeBr3 C) NH3 D) - E) CH3OCH3 22) An unknown compound, C9H12, gave the following NMR spectrum: Triplet at 1.21 ppm (3H) Singlet at 2.30 ppm (3H) Quartet at 2.60 ppm (2H) Singlet at 7.04 ppm (4H) What is the structure of the compound? A CH,CH,CH, v. CHA CH; CH2CH3 СН3 V. CH CH3 CH CHCH3 СН3 CH3 A) 1 B) II C) III D) IV E) V
What would be the optimal conditions to effect the following synthesis? O Concentrated HBr O Dilute HBO Dilute H2504 O Concentrated H2SO4
Let G be the following grammar: 1. S T 2. T O 3. T T 4. O V = E i [ E ] 5. V i 6. V i 7. E ( E) 8. E Construct the LR(0) DFA for this grammar a) b) Construct the LR(0) parsing table. Is it LR(o)? Why and why not?
Let G be the following grammar: 1. S T 2. T O 3. T T 4. O V = E i [ E...
1. Consider the SN2 reaction shown below and answer the following questions. acetone Br + NaSCHE SCHg+ NaBr A. Write the rate law for the reaction. B. Identify the nucleophile and the electrophile in the reaction. C. State how each of the following factors would affect the rate of the reaction. a. Increasing the concentration of 1-bromopropane. b. Decreasing the concentration of NaSCH3 by one-half. c. Changing 1-bromopropane to 2-bromopropane. d. Changing 1-bromopropane to 1-iodopropane. e. Changing NaSCH3 to CH3OH.
1. Consider the SN2 reaction shown below and answer the following questions. acetone + NaSCHE SCH3 + NaBr A. Write the rate law for the reaction. B. Identify the nucleophile and the electrophile in the reaction. C. State how each of the following factors would affect the rate of the reaction. a. Increasing the concentration of 1-bromopropane. b. Decreasing the concentration of NaSCH3 by one-half. C. Changing 1-bromopropane to 2-bromopropane. d. Changing 1-bromopropane to 1-iodopropane. e. Changing NaSCH3 to CH3OH.
1. Consider the SN2 reaction shown below and answer the following questions. Br + acetone NaSCH— ^ SCH3 + NaBr A. Write the rate law for the reaction. B. Identify the nucleophile and the electrophile in the reaction. C. State how each of the following factors would affect the rate of the reaction. a. Increasing the concentration of 1-bromopropane. b. Decreasing the concentration of NaSCH3 by one-half. c. Changing 1-bromopropane to 2-bromopropane. d. Changing 1-bromopropane to 1-iodopropane. e. Changing NaSCH3...
5. (5 points)Show how you would accomplish the following synthetic conversions. a. but-1-ene-butan-1-ol b. but-1-ene-butan-2-ol
1. What is the nucleophile in the following S2 reaction and what is the leaving group? + NaCN 2. What are products of the following sequences of elementary steps? 1. Proton transfer involving NaOH 2. Nucleophile elimination 3. Nucleophilic addition of CH Mgr 4. Sy2 involving CH Br 1. Electrophilic addition of Ci 2. Electrophile elimination of H3C (b) (c) 1. E2 involving NaOCH, 2. Electrophilic addition involving H™ 3. Coordination involving H2O 4. Proton transfer involving H 0 осн,...