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1. Give the product(s) of the following reactions. If more than one product is expected, label...
1. Fill in the missing product. If more than one product is expected, label which is...
1. Fill in the missing product. If more than one product is expected, label which is the major product and which are minor. Show stereochemistry where important. If you draw more structures than your answer, circle your final answer. (4 pts. each) а. HBr H202, light 44 b NaBr methanol low temperature Нс с. ОН excess Н-СrO, ОН owing tea 2 Show how you could synthesize the following compound from the given starting material. More than one step is required....
8. [18 pts) Provide the expected organic product(s) from each of the reactions below. Ignore the...
8. [18 pts) Provide the expected organic product(s) from each of the reactions below. Ignore the stereochemistry. No mechanism required! (3 points for each organic product, switching the major and minor will be penalized) a. Major: NaOCH; E2 Br b. Major Minor OH E2 Br 3 products in total CH,OH ΕΙ 6. 19 pts] For each of the following reactions, give the organic product(s), and include the stereochemistry when applicable. No mechanism required! (3 points for each organic product) a....
4. Reaction Fill-ins! Prediet the product(s) OR starting material of the following reactions. Remember, Hydride shifts...
4. Reaction Fill-ins! Prediet the product(s) OR starting material of the following reactions. Remember, Hydride shifts are possible ifwhen a more stable carbocation can exist (depending on reaction mechanism)! Put your answers in the indicated boxes H,SO, (cat), H,о а. 1,2-product 1,4-product Br Br HBr b. Br Minor produt Major product Minor product HCI C. 1,2-product 14-product HI Он MAJOR prod. Minor prod e. Draw the FULL electron-pushing mechanism for the reaction in part a above. INCLUDING ALL resonance contributors....
Help substitution/elimination reactions Give the major product (s) from each of the following reactions being sure...
Help substitution/elimination reactions
Give the major product (s) from each of the following reactions being sure to show stereochemistry where important. Is the major product a result of a substitution (S_N1 or S_N2) or elimination (E_1 or E_2) reaction? No reaction is a possible answer.
S. (28 pt.) Complete the following reactions with the correct structures of starting material or product(s)....
S. (28 pt.) Complete the following reactions with the correct structures of starting material or product(s). Indicate 'major' and 'minor' if applicable. Don't forget to specify the stereochemistry and draw both enantiomers if applicable. Provide mechanism only if indicated. C4 CyHO 61 41 Use the provided template сн,он Include a mechanism for the above reaction 4 1 eg HCI High Temp +2 HSOHgSOHo br-t- Br
S. (28 pt.) Complete the following reactions with the correct structures of starting material or...
Part II - Reactions (16 marks] Draw the expected major product(s) for each of the following...
Part II - Reactions (16 marks] Draw the expected major product(s) for each of the following reactions. Question Answer 8. 1. NaH OH ? 2. OTs 9. NBS ? major product 10. Nal Br ? Acetone Br 11. 1. NaNH2 H3C-CECH ? 2. OTS 12. OH Br NaOH ? cyclic compound 13. OH HBT ? 14. ? OH cat. H2SO4 H20 Room temp. 15. Br MeOH
S. Write the expected products from the following reactions, If more than one product is formed...
S. Write the expected products from the following reactions, If more than one product is formed indicate the major one. Indicate stereochemistry where appropriate. (108 pts (a) 1-butanol + HI (b) 2-butanol + PBr3 (c) 1-bromobutane (CH3)3COK in tert-butyl alcohol, heat (turn page over)
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
1. Fill in the missing product. If more than one product is expected, label which is the major product and which are minor. Show stereochemistry where important. If you draw more structures than your answer, circle your final answer. (4 pts. each) а. HBr H202, light 44 b NaBr methanol low temperature Нс с. ОН excess Н-СrO, ОН owing tea 2 Show how you could synthesize the following compound from the given starting material. More than one step is required....
8. [18 pts) Provide the expected organic product(s) from each of the reactions below. Ignore the stereochemistry. No mechanism required! (3 points for each organic product, switching the major and minor will be penalized) a. Major: NaOCH; E2 Br b. Major Minor OH E2 Br 3 products in total CH,OH ΕΙ 6. 19 pts] For each of the following reactions, give the organic product(s), and include the stereochemistry when applicable. No mechanism required! (3 points for each organic product) a....
4. Reaction Fill-ins! Prediet the product(s) OR starting material of the following reactions. Remember, Hydride shifts are possible ifwhen a more stable carbocation can exist (depending on reaction mechanism)! Put your answers in the indicated boxes H,SO, (cat), H,о а. 1,2-product 1,4-product Br Br HBr b. Br Minor produt Major product Minor product HCI C. 1,2-product 14-product HI Он MAJOR prod. Minor prod e. Draw the FULL electron-pushing mechanism for the reaction in part a above. INCLUDING ALL resonance contributors....
Help substitution/elimination reactions
Give the major product (s) from each of the following reactions being sure to show stereochemistry where important. Is the major product a result of a substitution (S_N1 or S_N2) or elimination (E_1 or E_2) reaction? No reaction is a possible answer.
S. (28 pt.) Complete the following reactions with the correct structures of starting material or product(s). Indicate 'major' and 'minor' if applicable. Don't forget to specify the stereochemistry and draw both enantiomers if applicable. Provide mechanism only if indicated. C4 CyHO 61 41 Use the provided template сн,он Include a mechanism for the above reaction 4 1 eg HCI High Temp +2 HSOHgSOHo br-t- Br
S. (28 pt.) Complete the following reactions with the correct structures of starting material or...
Part II - Reactions (16 marks] Draw the expected major product(s) for each of the following reactions. Question Answer 8. 1. NaH OH ? 2. OTs 9. NBS ? major product 10. Nal Br ? Acetone Br 11. 1. NaNH2 H3C-CECH ? 2. OTS 12. OH Br NaOH ? cyclic compound 13. OH HBT ? 14. ? OH cat. H2SO4 H20 Room temp. 15. Br MeOH
S. Write the expected products from the following reactions, If more than one product is formed indicate the major one. Indicate stereochemistry where appropriate. (108 pts (a) 1-butanol + HI (b) 2-butanol + PBr3 (c) 1-bromobutane (CH3)3COK in tert-butyl alcohol, heat (turn page over)
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
4. (31 pts) Provide the reaction product(s), and indicate the type of reactions (S1, S2, E1 and E2) and optical activity (Yes or No) in the round rectangles, respectively. If reaction does not take place, indicate "No Reaction" in the box. Draw 1 minor product Reaction type Reaction type Draw 2 major products Is the product optically active? Reaction type Draw 1 product CH2OH Is the product optically active? NaCN acetone Br Reaction type Draw 1 product LDA secondary alkyl-bromide...
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