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1. Give a detailed mechanism for each of the following reactions, 2. Classify each of the...
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the...
1.
Give a detailed mechanism for each of the following reactions.
2. Classify each of the following reactions as an Aldo
condensation, a Claisen condensation, Dieckmann condensation, or
Michael reaction
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the following reactions as an Aldo condensation, a Claisen condensation, Dieckmann condensation, or Michael reaction. & then H30+ hale ch CHO CHO 1. ETON, ETOH 2. H307 Room temperature OH CO2Et CO2Et 1. Catalytic NaOEt...
Need Help. Will Rate If Complete. 1) NaoEt, EtOH Br 2) O 3) H30+ / A....
Need Help. Will Rate If Complete.
1) NaoEt, EtOH Br 2) O 3) H30+ / A. 1) NaoEt, EtOH (s) ar 2) Y Br 3) Hz0+ / A 1) NaOme/MeOH ~ Br OMe 3) Hz0+/A. 1) NaOEt, EtOH 2) V Br 3) NaOEt, EtOH COOEt 5) H30+/A Robinson Annulation NaoEt, EtOH/A come lui OMe 28- The following molecules can be formed by either: Michael Reaction; Enamine Acylation; Acetoacetic Ester Synthesis; Michael Addition; Malonic Ester Synthesis; Robinson Annulation; Aldol Condensation; Claisen...
how to approach these reactions? 08. The following molecules can be formed by either: Michael Reaction;...
how
to approach these reactions?
08. The following molecules can be formed by either: Michael Reaction; Enamine Acylation; Acetoacetic Ester Synthesis; Michael Addition; Malonic Ester Synthesis; Robinson Annulation; Aldol Condensation; Claisen Condensation; Intramolecular Aldol Condensation; Dieckmann Condensation or a Combination of two of the above listed reaction. In each case write the proper of the reaction on the line and dissect the product into appropriate starting material. In some cases there might only be one starting material. You may use...
5. Give the products of the following reactions. You DO NOT need to show a detailed mechanism but...
5. Give the products of the following reactions. You DO NOT need to show a detailed mechanism but do show ALL reaction intermediates. (30 pts) LiAIH4 G CH3-C-00HE (b) F (c) OH CH3 6. Give the product of the following reactions and in each case give a detailed reaction mechanism by which it is formed. (40 pts, 10 each) pH 4-5 ca. H2S4 HBrJ (c)--/SH NaOH I (d) H CH3 H CH3
5. Give the products of the following reactions....
8. Draw a detailed arrow pushing mechanism for the following transformation. You must show arrows for...
8. Draw a detailed arrow pushing mechanism for the following transformation. You must show arrows for every step, writing statements like “proton transfer” without showing the arrows for that step is not an acceptable answer. 1. NaOEt, EtOH لا ملہ ان ام Et 2. Hz0+, Heat
Show Timer Question Completion Status: Name each of the reactions below by placing the number of...
Show Timer Question Completion Status: Name each of the reactions below by placing the number of the reaction name on the line with the corresponding letter: 1. malonic acid synthesis 2. Acetoacetic acid synthesis 3. Aldol synthesis 4. Claisen Condensation 5. Dieckman Condensation 6. Michael Reaction 0 Oet EtOC(CH)=COET- ndani 1. ya and B 0 OH H3C-C- H H -C-CH2CHCH3 CH3COCH CH3 CH3CCH,COEt R-X- RCH,COH R-X → RCH,COCH; AO EDOC(CH2);COE- OET BO OH H-C-CH2CHCH3 HzC—C—H со Combocco, c CH3COCH-CH3 CH3CCH...
11. Give the curved arrow mechanism for each Claisen reaction. a. NaOEt a. b. mild H...
11. Give the curved arrow mechanism for each Claisen reaction. a. NaOEt a. b. mild H EtO EtO HEEO EEO Et Eto EtO Eto Etdo 169 11 continued a. NaOMe МеO' b. b. mild H МеO'
1. Provide the structure of the product (an acetal) in box and a detailed mechanism for...
1. Provide the structure of the product (an acetal) in box and a detailed mechanism for the entire transformation (15 points): acetal: inoi Ho Mechanism 2. Provide the starting material AND reagents you would use to synthesize the following product by a Dieckmann condensation. Also draw a detailed mechanism for this transformation (15 points): Mechanism: 3. Provide the products of each step in the boxes provided and draw a detailed mechanism for each transformation (20 points): step 1 step 2...
(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
give the product(s) for each of the reactions and choose any two that draw/write the mechanism...
give the product(s) for each of the reactions and choose any
two that draw/write the mechanism for the transformation
Many useful synthetic produces involve sequences of aldol. Claisen, Michael, and Mannich reactions. The following questions describe a few samples. Give the product(s) for each of the following reactions (2 points each). Also, choose any two to write/draw mechanisms for the transformation (3 points/each) (15 points) 1) NaOC2Hs 2) H30 &heat 1 CeHs C2HsO2C 1) NaOC2Hs & heat co22Hs 2)heat 2...
1.
Give a detailed mechanism for each of the following reactions.
2. Classify each of the following reactions as an Aldo
condensation, a Claisen condensation, Dieckmann condensation, or
Michael reaction
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the following reactions as an Aldo condensation, a Claisen condensation, Dieckmann condensation, or Michael reaction. & then H30+ hale ch CHO CHO 1. ETON, ETOH 2. H307 Room temperature OH CO2Et CO2Et 1. Catalytic NaOEt...
Need Help. Will Rate If Complete.
1) NaoEt, EtOH Br 2) O 3) H30+ / A. 1) NaoEt, EtOH (s) ar 2) Y Br 3) Hz0+ / A 1) NaOme/MeOH ~ Br OMe 3) Hz0+/A. 1) NaOEt, EtOH 2) V Br 3) NaOEt, EtOH COOEt 5) H30+/A Robinson Annulation NaoEt, EtOH/A come lui OMe 28- The following molecules can be formed by either: Michael Reaction; Enamine Acylation; Acetoacetic Ester Synthesis; Michael Addition; Malonic Ester Synthesis; Robinson Annulation; Aldol Condensation; Claisen...
how
to approach these reactions?
08. The following molecules can be formed by either: Michael Reaction; Enamine Acylation; Acetoacetic Ester Synthesis; Michael Addition; Malonic Ester Synthesis; Robinson Annulation; Aldol Condensation; Claisen Condensation; Intramolecular Aldol Condensation; Dieckmann Condensation or a Combination of two of the above listed reaction. In each case write the proper of the reaction on the line and dissect the product into appropriate starting material. In some cases there might only be one starting material. You may use...
5. Give the products of the following reactions. You DO NOT need to show a detailed mechanism but do show ALL reaction intermediates. (30 pts) LiAIH4 G CH3-C-00HE (b) F (c) OH CH3 6. Give the product of the following reactions and in each case give a detailed reaction mechanism by which it is formed. (40 pts, 10 each) pH 4-5 ca. H2S4 HBrJ (c)--/SH NaOH I (d) H CH3 H CH3
5. Give the products of the following reactions....
8. Draw a detailed arrow pushing mechanism for the following transformation. You must show arrows for every step, writing statements like “proton transfer” without showing the arrows for that step is not an acceptable answer. 1. NaOEt, EtOH لا ملہ ان ام Et 2. Hz0+, Heat
Show Timer Question Completion Status: Name each of the reactions below by placing the number of the reaction name on the line with the corresponding letter: 1. malonic acid synthesis 2. Acetoacetic acid synthesis 3. Aldol synthesis 4. Claisen Condensation 5. Dieckman Condensation 6. Michael Reaction 0 Oet EtOC(CH)=COET- ndani 1. ya and B 0 OH H3C-C- H H -C-CH2CHCH3 CH3COCH CH3 CH3CCH,COEt R-X- RCH,COH R-X → RCH,COCH; AO EDOC(CH2);COE- OET BO OH H-C-CH2CHCH3 HzC—C—H со Combocco, c CH3COCH-CH3 CH3CCH...
11. Give the curved arrow mechanism for each Claisen reaction. a. NaOEt a. b. mild H EtO EtO HEEO EEO Et Eto EtO Eto Etdo 169 11 continued a. NaOMe МеO' b. b. mild H МеO'
1. Provide the structure of the product (an acetal) in box and a detailed mechanism for the entire transformation (15 points): acetal: inoi Ho Mechanism 2. Provide the starting material AND reagents you would use to synthesize the following product by a Dieckmann condensation. Also draw a detailed mechanism for this transformation (15 points): Mechanism: 3. Provide the products of each step in the boxes provided and draw a detailed mechanism for each transformation (20 points): step 1 step 2...
(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
give the product(s) for each of the reactions and choose any
two that draw/write the mechanism for the transformation
Many useful synthetic produces involve sequences of aldol. Claisen, Michael, and Mannich reactions. The following questions describe a few samples. Give the product(s) for each of the following reactions (2 points each). Also, choose any two to write/draw mechanisms for the transformation (3 points/each) (15 points) 1) NaOC2Hs 2) H30 &heat 1 CeHs C2HsO2C 1) NaOC2Hs & heat co22Hs 2)heat 2...
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