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Question 5 23.5 Draw the structure of the aldol condensation product OH (a) (b) (c) (e)...
Identify the electrophilic and nucleophilic carbons. Draw the B-hydroxy product of aldol condensation Draw the dehydration product of aldol condensation CHEMISTRY 204 CONDENSATION REACTIONS WORKSHEET...
Identify the electrophilic and nucleophilic carbons.
Draw the B-hydroxy product of aldol condensation
Draw the dehydration product of aldol condensation
CHEMISTRY 204 CONDENSATION REACTIONS WORKSHEET 1. For each of the reactions below: identify electrophilic and nucleophilic carbons draw the B-hydroxy product of aldol condensation . draw the dehydration product of aldol condensation. OH, H2O heat a) CH3CH2CHCH3CH2CH OH, H2O b) CH3CH2CH CH3CH2CH2CH heat еон, H2O heat CH OH, H2O d) heat CH3CH2CH OCH3, CH3OH H, H20 CH3CCH2CH2CH2CCH3 heat
CHEMISTRY 204...
23.3 Give the aldehyde or ketone precursor of the aldol condensation product (a) (b) H (c)...
23.3 Give the aldehyde or ketone precursor of the aldol condensation product (a) (b) H (c) (d) (e) 23.3 Give the aldehyde or ketone precursor of the aldol condensation product. where was the OH in the aldol product before loss of H,0 to give the enone?
Draw the major product of the following reaction that begins with a retro-aldol, followed by an...
Draw the major product of the following reaction that begins with a retro-aldol, followed by an intramolecular aldol condensation. (5 points) OH OH C7H100 H20 heat Create OscerSketch Answer 6 Determine and draw the structures of compounds A and B only. Do not draw the structure of compound X. Place each structure above its letter. HINT: Both A and B are esters. (10 points) LDA 1. compound B 1. NaOEt O= O= A Х -78 °C 2. H30* OEt 2....
Draw the organic product(s) of this intramolecular aldol condensation reaction. Consider only the formation of 5-...
Draw the organic product(s) of this intramolecular aldol
condensation reaction. Consider only the formation of 5- and
6-membered rings.
base Draw the organic product(s) of this intramolecular aldol condensation reaction. Consider only the formation of 5-and 6 membered rings. You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. Do not include lone pairs in your answer. They will not be considered in the grading . Draw one structure per sketcher. Add additional sketchers...
10.(7pts) Draw the mechanism for the following self Aldol Condensation. NaOH,H,O, heat Bonus: 5 pts no...
10.(7pts) Draw the mechanism for the following self Aldol Condensation. NaOH,H,O, heat Bonus: 5 pts no partial credit. All correct or nothing. Predict the product and draw a mechanism for the following transformation. Sune NaOET EtOH(solvent)
5) Draw the Structure of ALL the alpha/beta unsaturated carbon obtained as the dehydration products from...
5) Draw the Structure of ALL the alpha/beta unsaturated carbon obtained as the dehydration products from the following aldol cond ůco + nsaturated carbonyl products that would be he following aldol condensation: NaOEt 6) The Aldol Condensation below provides only ONE PRODUCT. Provide the structure of the Aldol Dehydration Product and a Full Mechanism to account for its formation. C. –
Draw the product of the following reaction sequence KOH CH, OH
Draw the product of the following reaction sequence
Draw the product of the following reaction sequence KOH CH, OH Incorrect The structure you have drawn is the product of a Michael reaction. Under the basic conditions, this product undergoes a further intramolecular aldol condensation reaction. Identify the enolate that forms under the basic reaction conditions and draw the product of the aldol dehydration.
Draw the product of the following reaction sequence KOH CH, OH Incorrect The structure you have drawn...
Question 3 (1 point) Which compound is the product of an aldol condensation? CH3CHCCH2CH3 OH CH3CH2CHECCH...
Question 3 (1 point) Which compound is the product of an aldol condensation? CH3CHCCH2CH3 OH CH3CH2CHECCH CH CHI CCH2CHECH2 OH CH3CH2CHCH2CH2CH
Draw a structural formula for the product of the aldol reaction of the compound shown above,...
Draw a structural formula for the product of the aldol reaction of the compound shown above, as well as the a.B-unsaturated aldehyde or ketone formed from dehydration of the aldol product. You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right comer. Separate structures using the sign from the drop-down menu. . o 1. Og 2. (CH3)2...
5a-b 5a. Complete the reaction scheme below to show the self-aldol addition product and the self-aldol...
5a-b
5a. Complete the reaction scheme below to show the self-aldol addition product and the self-aldol condensation product of the ketone shown: Al dol 시d'hon Aldot conunsahe b. Draw the structure of the carbanion formed which leads to the elimination of water in the condensation reaction above, and the arrow push for the loss of hydroxide ion. carbanion, and loss of OH
Identify the electrophilic and nucleophilic carbons.
Draw the B-hydroxy product of aldol condensation
Draw the dehydration product of aldol condensation
CHEMISTRY 204 CONDENSATION REACTIONS WORKSHEET 1. For each of the reactions below: identify electrophilic and nucleophilic carbons draw the B-hydroxy product of aldol condensation . draw the dehydration product of aldol condensation. OH, H2O heat a) CH3CH2CHCH3CH2CH OH, H2O b) CH3CH2CH CH3CH2CH2CH heat еон, H2O heat CH OH, H2O d) heat CH3CH2CH OCH3, CH3OH H, H20 CH3CCH2CH2CH2CCH3 heat
CHEMISTRY 204...
23.3 Give the aldehyde or ketone precursor of the aldol condensation product (a) (b) H (c) (d) (e) 23.3 Give the aldehyde or ketone precursor of the aldol condensation product. where was the OH in the aldol product before loss of H,0 to give the enone?
Draw the major product of the following reaction that begins with a retro-aldol, followed by an intramolecular aldol condensation. (5 points) OH OH C7H100 H20 heat Create OscerSketch Answer 6 Determine and draw the structures of compounds A and B only. Do not draw the structure of compound X. Place each structure above its letter. HINT: Both A and B are esters. (10 points) LDA 1. compound B 1. NaOEt O= O= A Х -78 °C 2. H30* OEt 2....
Draw the organic product(s) of this intramolecular aldol
condensation reaction. Consider only the formation of 5- and
6-membered rings.
base Draw the organic product(s) of this intramolecular aldol condensation reaction. Consider only the formation of 5-and 6 membered rings. You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. Do not include lone pairs in your answer. They will not be considered in the grading . Draw one structure per sketcher. Add additional sketchers...
10.(7pts) Draw the mechanism for the following self Aldol Condensation. NaOH,H,O, heat Bonus: 5 pts no partial credit. All correct or nothing. Predict the product and draw a mechanism for the following transformation. Sune NaOET EtOH(solvent)
5) Draw the Structure of ALL the alpha/beta unsaturated carbon obtained as the dehydration products from the following aldol cond ůco + nsaturated carbonyl products that would be he following aldol condensation: NaOEt 6) The Aldol Condensation below provides only ONE PRODUCT. Provide the structure of the Aldol Dehydration Product and a Full Mechanism to account for its formation. C. –
Draw the product of the following reaction sequence
Draw the product of the following reaction sequence KOH CH, OH Incorrect The structure you have drawn is the product of a Michael reaction. Under the basic conditions, this product undergoes a further intramolecular aldol condensation reaction. Identify the enolate that forms under the basic reaction conditions and draw the product of the aldol dehydration.
Draw the product of the following reaction sequence KOH CH, OH Incorrect The structure you have drawn...
Question 3 (1 point) Which compound is the product of an aldol condensation? CH3CHCCH2CH3 OH CH3CH2CHECCH CH CHI CCH2CHECH2 OH CH3CH2CHCH2CH2CH
Draw a structural formula for the product of the aldol reaction of the compound shown above, as well as the a.B-unsaturated aldehyde or ketone formed from dehydration of the aldol product. You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right comer. Separate structures using the sign from the drop-down menu. . o 1. Og 2. (CH3)2...
5a-b
5a. Complete the reaction scheme below to show the self-aldol addition product and the self-aldol condensation product of the ketone shown: Al dol 시d'hon Aldot conunsahe b. Draw the structure of the carbanion formed which leads to the elimination of water in the condensation reaction above, and the arrow push for the loss of hydroxide ion. carbanion, and loss of OH
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