Question 1 1 pts Below is an elimination reaction. Based on what you know regarding elimination reactions, predict the...
Below is an elimination reaction. Based on what you know regarding elimination reactions, predict the order of the product formation from major to minor product. Abp 164-166°C B1100 Cbp = 102°C Dbp=1043 • D >C>B C>D>B • B > C>D . C>B>D .D>B>C B>D>C Question 2 1 pts Based on what you know regarding boiling points, which component will have the highest vapor pressure in the system while the reaction is occurring? H,POHO heat ON Abp 164-166°C 8. bp 110...
3. In the deuterium -labeled compound below predict the product (s) of the elimination reactions of the following elimination reaction and tell whether the alkene formed contains deuterium (D) or not. (20 pts) Н.с, сн, OH H2SO&(aq) (i) heat НС NAOCH2CH3 (ii) CH3CH2OH н CH3 heat (iii) Write a detail mechanism for the formation of the product in question 3(i)
4 pts Question 14 What is the Major product of the following reaction? 1. BH3, THE 2. NaOH, H2O2 ? ОН Н ОН ОН А B С E OD ОВ Ос ОА
(8 pts) For each reaction, predict what mechanism will account for the major product(s) formed and write (SN1, SN2, E1, E2 or N.R.) in the boxes provided. Explanations or drawings are NOT required. 4. а. Н-о Br heat b. OTs NaOEt НOE с. NaCl OTs DMSO d. CI CHон
What is the major product of the following multistep reaction? Brz Br 3 eg NaNH و0 ? H2O OH OH HO OH H في المجال المسلم H0 CH B C D E OD CA E C B What is the Major product of the following reaction? 1. BH3, THE 2. NaOH, H2O2 ? ОН ОН Н ОН A В с D E Ос о A E О
Question 1: Acid-catalyzed |-halogenation is a useful reaction for synthesis, especially regarding substitution and elimination reactions. Provide the missing structures (A-C) for the following mini road map. BEZ Nao A B H30* NaNH2 с
1. (2 pts) Classify the reaction below. (circle the best answer) A. Substitution B. Elimination C. Addition D. none of the above 2. (2 pts) Classify the reaction below. (circle the best answer) OTs OH A. Substitution B. Elimination C. Addition D. none of the above 3. (2 pts) Classify the reaction below. (circle the best answer) OH OH A. Substitution B. Elimination C. Addition D. none of the above
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...
11.10_1 What is a major product of the following reaction? NaOH, HO 2 ~ CHO ? heat CHO CHO A) B) CHO D) CHO C) СА B oc 11.105 Which of the following is the best way to synthesize the compound in the box in high yield? A) Phyp NaOH B) mily Н,0 PPhg C) NaOH ox + D) H2O 11.10_4 In the presence of a base which of the following compounds WILL NOT undergo self- condensation to give an...
What major product forms from the following E2
elimination reaction?
Answer options:
Question 4 1.5 pts What major product forms from the following E2 elimination reaction? CH3 Br excess KOH ethanol, heat CH3 Hints: (1) Please be sure you understand where the possible anti-periplanar eliminations can occur for this substituted cyclohexane. Therefore, it is recommended that you convert the starting alkyl halide into its chair structural representation. (2) The ring beta-proton should be trans to the alpha-halogen leaving group in...