![5. Give the product of the following sequence of reactions in the box provided (3 Points) [1] NaOEt OEt [2] CH3CH2CH2Br [3] N](http://img.homeworklib.com/questions/82f5ba80-878d-11eb-8d21-a3504ac11c1d.png?x-oss-process=image/resize,w_560)
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5. Give the product of the following sequence of reactions in the box provided (3 Points)...
3. (3x10-30 points) Reactions. Give the product structure of following reactions, indicate stereochemistry where appropriate. A)...
3. (3x10-30 points) Reactions. Give the product structure of following reactions, indicate stereochemistry where appropriate. A) + Ph2pt-CHCH3 i. EtMgBr (excess) B) . H3o i. NaOEt Eto C) ii. H,O i. LDA D) i. C2Hs C12, hv E) Me AlC F) NaOEt OEt Ni, H2 H) heat OEt NaOEt EtO OEt Br
7. Predict the product of each of the following reactions: (4 points each = 12 points total) 1. N...
7. Predict the product of each of the following reactions: (4 points each = 12 points total) 1. NaOEt/EtOH 2. o O Br 0ヘ 3. H3o 4. heat B. 1. NaOEt/EtOH 2. H3O workup C. NH2 1. CHal (excess) 2. Ag20, H20, heat
7. Predict the product of each of the following reactions: (4 points each = 12 points total) 1. NaOEt/EtOH 2. o O Br 0ヘ 3. H3o 4. heat B. 1. NaOEt/EtOH 2. H3O workup C. NH2 1....
16. What is the final product of the following reaction sequence? Give structural details of all...
16. What is the final product of the following reaction sequence? Give structural details of all significant intermediates. i. NaH ii. Br CO 2Et CO 2Et Br iii. NaOEt iv. NaOH, heat v. H2O7, heat Part I. Multiple Choice, select best answer. 1. In the molecule below, which of the hydrogens are the most acidic? II IV sonryer i II í V (a) 1 (b) II (c) III (d) IV 6. What would be the major product of the following...
Predict the product of the following reaction sequence. (3 points) A Ph B Ph Ph- PH...
Predict the product of the following reaction sequence. (3 points) A Ph B Ph Ph- PH .Me 1. NaOH/H2O, heat 2. PhMgCI, THE 3. conc. H2SO4 с D Ph ОН Ph PH Ph1 Identify the product obtained from the following reaction sequence. (3 points) A 0 B o OH OH 1. NaOET, HOE HO HO 2. Å CO2H ii EIO ΟΕΙ C D 3. H20, HCI, A 4. H2SO4 HO CO2H
5. (30 points) Please draw the structure of the product of the following sequence of reactions....
5. (30 points) Please draw the structure of the product of the following sequence of reactions. Meo formaldehyde HCHO 20% ag. heat HCI Oxidation NH2 100 C
3. Give the major organic product(s) of each of the following reactions or sequences of reactions....
3. Give the major organic product(s) of each of the following reactions or sequences of reactions. Br2 CH3COOH OH 1. Bry, PB 2. H2O CH, III 13, NaOH (excess) HC-C-C- CH H20 CH; 1.2 equiv. NaOet, EtOH VOE2.AAB O= OE: + (CH),CHCHCH,Br 1. NOE! EtOH 2.H20, heat
Predict the products for the following reactions. Note – think about the base being used – is it catalytic? If so, can t...
Predict the products for the following reactions. Note – think
about the base being used – is it catalytic? If so, can the product
molecule ring-close?
NaOEt OEt 1) Ph,CuLi, -78°C 2) H20 1) NaOEt EtO OEt 2) NaOH/H20 3) HСИН20 4) Heat 1) R2NH, H 2) H 3) Н,о" 1) R2NH, H* Ph 2) 3) Нзо*
NaOEt OEt 1) Ph,CuLi, -78°C 2) H20 1) NaOEt EtO OEt 2) NaOH/H20 3) HСИН20 4) Heat 1) R2NH, H 2) H 3)...
3. (3x10 = 30 points) Reactions. Give major product structure of following reactions. Indicates stereochemistry where...
3. (3x10 = 30 points) Reactions. Give major product structure of following reactions. Indicates stereochemistry where appropriate. i. NaOEt EtO A) ii. H20* i. MeMgBr (excess) OMe ii. H2O AIBr3 i.NaH ii. Et! Ph3P=CHCH3
(b) For TWO of the following reactions provide a mechanism that explains the product shown and...
(b) For TWO of the following reactions provide a mechanism that explains the product shown and explain any regiochemical control that has occurred in its formation. [2 x 5 marks] EtO2C LCOMEt CO2Et NaOEt mwag mo (i) NaOEt, Ph Br (ii) 0 1 Eto V 0 L oEt HO (ii) aqueous acid, heat EtO2 CO2Et NaOEt EtO2C CO2Et
gove intermediate and product Give the intermediate (where indicated) and product of the following reactions tech...
gove intermediate and product
Give the intermediate (where indicated) and product of the following reactions tech for each 1.23 points to PhCH -CI + Phyp ? Buli ? Ph.co CHNE. b) CHCOC . LiAl(O'Bu) H 9 ii. H,0 pH 4-5 • O o boschCHSHH! 2) Hy/Rancy Ni NaBH ? ? HO heat (-20) CH, OH OH -HO H OH Cinnamaldehyde COEL 1) NOE 3) NaOH ae] 4) H0 2) PhCHBr Phco Et
3. (3x10-30 points) Reactions. Give the product structure of following reactions, indicate stereochemistry where appropriate. A) + Ph2pt-CHCH3 i. EtMgBr (excess) B) . H3o i. NaOEt Eto C) ii. H,O i. LDA D) i. C2Hs C12, hv E) Me AlC F) NaOEt OEt Ni, H2 H) heat OEt NaOEt EtO OEt Br
7. Predict the product of each of the following reactions: (4 points each = 12 points total) 1. NaOEt/EtOH 2. o O Br 0ヘ 3. H3o 4. heat B. 1. NaOEt/EtOH 2. H3O workup C. NH2 1. CHal (excess) 2. Ag20, H20, heat
7. Predict the product of each of the following reactions: (4 points each = 12 points total) 1. NaOEt/EtOH 2. o O Br 0ヘ 3. H3o 4. heat B. 1. NaOEt/EtOH 2. H3O workup C. NH2 1....
16. What is the final product of the following reaction sequence? Give structural details of all significant intermediates. i. NaH ii. Br CO 2Et CO 2Et Br iii. NaOEt iv. NaOH, heat v. H2O7, heat Part I. Multiple Choice, select best answer. 1. In the molecule below, which of the hydrogens are the most acidic? II IV sonryer i II í V (a) 1 (b) II (c) III (d) IV 6. What would be the major product of the following...
Predict the product of the following reaction sequence. (3 points) A Ph B Ph Ph- PH .Me 1. NaOH/H2O, heat 2. PhMgCI, THE 3. conc. H2SO4 с D Ph ОН Ph PH Ph1 Identify the product obtained from the following reaction sequence. (3 points) A 0 B o OH OH 1. NaOET, HOE HO HO 2. Å CO2H ii EIO ΟΕΙ C D 3. H20, HCI, A 4. H2SO4 HO CO2H
5. (30 points) Please draw the structure of the product of the following sequence of reactions. Meo formaldehyde HCHO 20% ag. heat HCI Oxidation NH2 100 C
3. Give the major organic product(s) of each of the following reactions or sequences of reactions. Br2 CH3COOH OH 1. Bry, PB 2. H2O CH, III 13, NaOH (excess) HC-C-C- CH H20 CH; 1.2 equiv. NaOet, EtOH VOE2.AAB O= OE: + (CH),CHCHCH,Br 1. NOE! EtOH 2.H20, heat
Predict the products for the following reactions. Note – think
about the base being used – is it catalytic? If so, can the product
molecule ring-close?
NaOEt OEt 1) Ph,CuLi, -78°C 2) H20 1) NaOEt EtO OEt 2) NaOH/H20 3) HСИН20 4) Heat 1) R2NH, H 2) H 3) Н,о" 1) R2NH, H* Ph 2) 3) Нзо*
NaOEt OEt 1) Ph,CuLi, -78°C 2) H20 1) NaOEt EtO OEt 2) NaOH/H20 3) HСИН20 4) Heat 1) R2NH, H 2) H 3)...
3. (3x10 = 30 points) Reactions. Give major product structure of following reactions. Indicates stereochemistry where appropriate. i. NaOEt EtO A) ii. H20* i. MeMgBr (excess) OMe ii. H2O AIBr3 i.NaH ii. Et! Ph3P=CHCH3
(b) For TWO of the following reactions provide a mechanism that explains the product shown and explain any regiochemical control that has occurred in its formation. [2 x 5 marks] EtO2C LCOMEt CO2Et NaOEt mwag mo (i) NaOEt, Ph Br (ii) 0 1 Eto V 0 L oEt HO (ii) aqueous acid, heat EtO2 CO2Et NaOEt EtO2C CO2Et
gove intermediate and product
Give the intermediate (where indicated) and product of the following reactions tech for each 1.23 points to PhCH -CI + Phyp ? Buli ? Ph.co CHNE. b) CHCOC . LiAl(O'Bu) H 9 ii. H,0 pH 4-5 • O o boschCHSHH! 2) Hy/Rancy Ni NaBH ? ? HO heat (-20) CH, OH OH -HO H OH Cinnamaldehyde COEL 1) NOE 3) NaOH ae] 4) H0 2) PhCHBr Phco Et
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