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help with alcohol rearrangement and carbocations. please explain.
thank you for your time.
1. Fill in...
Problems: 1. Fill in the boxes in the following problem. Pay close attention to steochemistry. PBr3,...
Problems: 1. Fill in the boxes in the following problem. Pay close attention to steochemistry. PBr3, pyridine OH Tisci, pyridine NaOEt EtOH NaOEt EtOH NaN3 NaN3 EIOH, A
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs,...
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs, write "NR as the product. Show your work for each step!! Pay attention to Regiochemistry and Stereochemistry! TSCI EtyN 1. CHg-Br (xs) 2. Ag20, H20, A H-CI Et20 Sold lo no? NaBH CN a. NaNg, EtOH b. H20,4 OH 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, Et20
Can someone please help? Thank you. 2) Complete the following table by first indicating whether the...
Can someone please help? Thank you.
2) Complete the following table by first indicating whether the indicated reaction is possible for the given substrate. Second, state what mechanism is occurring and what the stereochemical result will be inversion, retention, or both). HX TSCI, pyridine PBr SOCI 1° R-OH 2° R-OH 3 R-OH
Please explain. I need both part a and b. thank you. 2. Alcohol Reaction Mechanism Fill...
Please explain. I
need both part a and b. thank you.
2. Alcohol Reaction Mechanism Fill in the major organic product and draw a complete curved-arrow mechanism a. H-Br OH b. How would the above reaction change if sulfuric acid were used instead? Why?
Can someone please help with this organic chemistry? Thank you. 1) Provide arrow-pushing for the following...
Can someone please help with this organic chemistry? Thank
you.
1) Provide arrow-pushing for the following reactions to show the making/breaking of bonds. Reaction of ROH with HX * . * - v M. ** - * * - - * - ä . • °* Reaction of ROH with Ts-ci, pyridine 5.X-03-08 Reaction of ROH with PBrz Reaction of ROH with Soci, pyridine ope-o.- 6.0 • . - |
need help with a mechanism. Thank you! FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS...
need help with a mechanism. Thank you!
FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS (For 15 bonus Pts), Provide the Mechanism for the Given Reaction Scheme (pay attention to charges and lone pairs and follow the directions given above) NaOH (aq) + H2O + OH I (2 eq)
Can you explain how you came upon the answer also 1. Rank the following compounds in...
Can you explain how you came upon the answer also
1. Rank the following compounds in order of increasing stability (least to most stable). As you answer this question, think of why (give reasons) one molecule is more or less stable than another. 2. Predict the MAJOR product(s) for the reaction below. Pay close attention to stereochemistry. Provide a mechanism as to how you arrive with your answer. If your compound is chiral, indicate the configuration [(R) or (S)] of...
please help asap Question 3 (36 pts.) For each of the following reactions: a) Provide the...
please help asap
Question 3 (36 pts.) For each of the following reactions: a) Provide the missing major organic product. Pay attention to stereochemistry unless directed otherwise and identify any racemic mixtures using the (1) symbol. c) Assign each reaction as OXIDATION or REDUCTION as appropriate NaBH, ETOH 1. Excess LIAIH 2. H2O nyomas La Na, Cr20;/H,SO/H, Excess PCC/CH_C12 OH Question 4 (22 pts.). Synthesize the target) molecule on the right from the starting molecule the left Give reagents and...
please answer all question and provide explanation or mechanism for each. thank you. 19. What is...
please answer all question and provide explanation or mechanism for
each. thank you.
19. What is the best choice of reagent(s) to perform the following transformation? OCHA a. CH,OH, H,SO b. CH:I, H2SO4 c. NaOCH d. CH,Li 20. What is the major organic product obtained from the following reaction of ethyl benzoate with the OH нс ск 1. 2 eq. CH3MOCI | Phocн,сн, 2. H,0* PhDcн, CH Ph CH P OHP OCH CHE a. b. 1 2 3 4 C....
please help with question 5 and question 6. thank you 12] QUESTIONS Which of the following...
please help with question 5 and question 6. thank you
12] QUESTIONS Which of the following shows the correct mechanism of the reaction depicted below? Come on 02-0 heyran (2) NH, Na+ CE- A B C Mechanism (1) Mechanism (2) Both mechanisms are correct, the reaction occurs with inversion of stereochemistry, as expected of S2 reactions None of the mechanisms are correct, the competing elimination reaction is not shown. D [2] QUESTION 6 Which of the following reactions is in...
Problems: 1. Fill in the boxes in the following problem. Pay close attention to steochemistry. PBr3, pyridine OH Tisci, pyridine NaOEt EtOH NaOEt EtOH NaN3 NaN3 EIOH, A
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs, write "NR as the product. Show your work for each step!! Pay attention to Regiochemistry and Stereochemistry! TSCI EtyN 1. CHg-Br (xs) 2. Ag20, H20, A H-CI Et20 Sold lo no? NaBH CN a. NaNg, EtOH b. H20,4 OH 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, Et20
Can someone please help? Thank you.
2) Complete the following table by first indicating whether the indicated reaction is possible for the given substrate. Second, state what mechanism is occurring and what the stereochemical result will be inversion, retention, or both). HX TSCI, pyridine PBr SOCI 1° R-OH 2° R-OH 3 R-OH
Please explain. I
need both part a and b. thank you.
2. Alcohol Reaction Mechanism Fill in the major organic product and draw a complete curved-arrow mechanism a. H-Br OH b. How would the above reaction change if sulfuric acid were used instead? Why?
Can someone please help with this organic chemistry? Thank
you.
1) Provide arrow-pushing for the following reactions to show the making/breaking of bonds. Reaction of ROH with HX * . * - v M. ** - * * - - * - ä . • °* Reaction of ROH with Ts-ci, pyridine 5.X-03-08 Reaction of ROH with PBrz Reaction of ROH with Soci, pyridine ope-o.- 6.0 • . - |
need help with a mechanism. Thank you!
FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS...FOR BONUS POINTS (For 15 bonus Pts), Provide the Mechanism for the Given Reaction Scheme (pay attention to charges and lone pairs and follow the directions given above) NaOH (aq) + H2O + OH I (2 eq)
Can you explain how you came upon the answer also
1. Rank the following compounds in order of increasing stability (least to most stable). As you answer this question, think of why (give reasons) one molecule is more or less stable than another. 2. Predict the MAJOR product(s) for the reaction below. Pay close attention to stereochemistry. Provide a mechanism as to how you arrive with your answer. If your compound is chiral, indicate the configuration [(R) or (S)] of...
please help asap
Question 3 (36 pts.) For each of the following reactions: a) Provide the missing major organic product. Pay attention to stereochemistry unless directed otherwise and identify any racemic mixtures using the (1) symbol. c) Assign each reaction as OXIDATION or REDUCTION as appropriate NaBH, ETOH 1. Excess LIAIH 2. H2O nyomas La Na, Cr20;/H,SO/H, Excess PCC/CH_C12 OH Question 4 (22 pts.). Synthesize the target) molecule on the right from the starting molecule the left Give reagents and...
please answer all question and provide explanation or mechanism for
each. thank you.
19. What is the best choice of reagent(s) to perform the following transformation? OCHA a. CH,OH, H,SO b. CH:I, H2SO4 c. NaOCH d. CH,Li 20. What is the major organic product obtained from the following reaction of ethyl benzoate with the OH нс ск 1. 2 eq. CH3MOCI | Phocн,сн, 2. H,0* PhDcн, CH Ph CH P OHP OCH CHE a. b. 1 2 3 4 C....
please help with question 5 and question 6. thank you
12] QUESTIONS Which of the following shows the correct mechanism of the reaction depicted below? Come on 02-0 heyran (2) NH, Na+ CE- A B C Mechanism (1) Mechanism (2) Both mechanisms are correct, the reaction occurs with inversion of stereochemistry, as expected of S2 reactions None of the mechanisms are correct, the competing elimination reaction is not shown. D [2] QUESTION 6 Which of the following reactions is in...
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