![ОMe Compound A Compound B HO Compound C Compound D ✓ [Choose ] Aldol condensation Michael addition Retro-Claisen Retro-Aldol](http://img.homeworklib.com/questions/a3092dc0-734d-11ea-bd2e-bbf697b170bf.png?x-oss-process=image/resize,w_560)
Homework Answers
COMPOUND A WILL UNDERGO ALDOL CONDENSATION AS IT HAS ALPHA HYDROGEN AND ONE ALDEHYDE GROUP...COMPOUND B WILL UNDERGO ENOLATE ALKYLATION AS IN BASIC MEDIUM IT CONVERTS INTO BETA KETO ACID WHICH DECARBOXYLATES EASILY AND THE PRODUCT WILL UNDERGO ENOLATE ALKYLATION..COMPOUND C WILL UNDERGO RETRO ALDOL CONDENSATION IN BASIC MEDIUM AS THE MEMBER RING IS STRAINED AND IT IS BROKEN IN BASIC MEDIUM AND THE PRODUCT WILL NOW GO ALDOL AS IT CONTAIN ALDEHYDE GROUP...COMPOUND D WILL UNDERGO MICHAEL REACTION AS IT IS AN ALPHA BETA UNSATURATED CARBONYL
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Match each of the molecules A through D below with the reaction from lecture 9 that...
0.75/1pts Question 4 Partial Match each of the molecules A through D below with the reaction...
0.75/1pts Question 4 Partial Match each of the molecules A through D below with the reaction from lecture 9 that it is most likely to undergo in basic conditions based upon its structure and functional groups. (Note: Each reaction choice fits only one of the compounds, and one of the reaction choices will not match any of the compounds.) O OMe Compound A Compound B H но Compound C Compound D Compound A Aldol condensation Compound B Retro-Claisen Compound C...
1. The reaction web includes most of the reactions of enolates we have studied. The products...
1. The reaction web includes most of the reactions of enolates we have studied. The products of these reactions can be treated with other reagents to generate new functionality - think synthesis! Make up your own examples - e.g. What if you treated compound D with CH,MgBr? In the table, summarize the types of products produced from these reactions. CH3 MgBr acid quench acid quench NaOH, H2O EIO OEt acid quench acid quench acid quench D LIAIHA acid quench acid...
Question 1 Match each reagent with its role in aldol condensation reaction. Not yet answered D-anisaldehyde...
Question 1 Match each reagent with its role in aldol condensation reaction. Not yet answered D-anisaldehyde Choose... Points out of 10.00 dium hydroxide Choose... P Flag question acetophenone Choose... ethanol Choose... Question 2 Not yet answered To purify the aldol condensation product you will have to recrystallize it from methanol. Give the steps in recrystallization procedure the appropriate order numbering. Points out of 10.00 The compound is kept under vacuum for 10 min Choose... + P Flag question The solution...
10. Please Check 1 by 1 and read carefully. I would need a perfect score for...
10.
Please Check 1 by 1 and read carefully. I would need a perfect
score for this . Thanks
Select the keyword or phrase that will best complete each sentence A Claisen reaction is a nucleophilic substitution in which an enolate is the nucleophile Key terms: Robinson annulation Aldol condensation: An aldol reaction in which the initially formed p hydroxyl carbonyl compound loses water by dehydration. Claisen reaction Aldol condensation Dieckmann reaction: An intramolecular Claisen reaction of a diester to...
Product was formed successfully based on the exp. below (about 85% yield), please interpret/discuss HNMR/IR in...
Product was formed successfully based on the exp. below (about
85% yield), please interpret/discuss HNMR/IR in as much detail as
possible and assign peaks on HNMR (which peak represents which
protons of which group, etc). Note: I already know how you
determine the formation of the product so you can skip that part of
part b).
Based on this exp:
Discuss the IR spectrum and what is the peak in IR that you can see for a specific functional group...
33. The following reaction is an example of_ A) aldol condensation ?? OE: B) Claisen condensation...
33. The following reaction is an example of_ A) aldol condensation ?? OE: B) Claisen condensation C) D) Robinson annulation 4. Dieckmann condensation 34. Which of the following compounds are socondary (29) amines? A) 1 and 2 B) 1 and 3 C) 1, 2 and 3 D) 1, 2, 3 and 4 35. What is the correct assignment of the names of the functional groups compounds? in the following nitrogen-containing A) 1 - imine; 2-hydrazone; 3- amide B) 1-2 amine;...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total)...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total) Which is NOT true of the aldol condensation? A. It accomplishes the formation of a new carbon-carbon bond B. The enolate is favored at equilibrium (assume NaOH as the base) C. The key step is the mechanism is attack of the enolate ion on a carbonyl carbon atom D. Dehydration of the aldol product is often observed and is irreversible. _Which sets of hydrogen...
Section 4. Total points 26 1. Give one example of each of the following name reactions....
Section 4. Total points 26 1. Give one example of each of the following name reactions. For each reaction, you MUST INCLUDE: i) IUPAC Name of the reactant ii) IUPAC Name of the product iii) Reagents and reaction conditions (4points X 4 = 16 points) a. H.V.Z reaction b. Crossed aldol reaction between an aldehyde and a ketone 2-Propanone Benzaldehple c. Michael reaction between an a.ß unsaturated aldehyde and a B-diketone. d. Dieckman Condensation to have a cyclic product with...
5) Why is the Aldol reaction often called an Aldol condensation? A) The initially formed b-hydroxy...
5) Why is the Aldol reaction often called an Aldol condensation? A) The initially formed b-hydroxy carbonyl compound loses water B) The initially formed b-hydroxy carbonvl compound loses an oxygen atom. C) The initially formed b-hydroxy carbonyl compound loses a hydrogen atom D) The initially formed b-hydroxy carbonyl compound loses a hydroxyl group. 6) When is a crossed Aldol reaction said to be synthetically useful? A) When both carbonyl compounds have a hydrogens B) When one carbonyl compound has no...
11.10_1 What is a major product of the following reaction? NaOH, HO 2 ~ CHO ?...
11.10_1 What is a major product of the following reaction? NaOH, HO 2 ~ CHO ? heat CHO CHO A) B) CHO D) CHO C) СА B oc 11.105 Which of the following is the best way to synthesize the compound in the box in high yield? A) Phyp NaOH B) mily Н,0 PPhg C) NaOH ox + D) H2O 11.10_4 In the presence of a base which of the following compounds WILL NOT undergo self- condensation to give an...
0.75/1pts Question 4 Partial Match each of the molecules A through D below with the reaction from lecture 9 that it is most likely to undergo in basic conditions based upon its structure and functional groups. (Note: Each reaction choice fits only one of the compounds, and one of the reaction choices will not match any of the compounds.) O OMe Compound A Compound B H но Compound C Compound D Compound A Aldol condensation Compound B Retro-Claisen Compound C...
1. The reaction web includes most of the reactions of enolates we have studied. The products of these reactions can be treated with other reagents to generate new functionality - think synthesis! Make up your own examples - e.g. What if you treated compound D with CH,MgBr? In the table, summarize the types of products produced from these reactions. CH3 MgBr acid quench acid quench NaOH, H2O EIO OEt acid quench acid quench acid quench D LIAIHA acid quench acid...
Question 1 Match each reagent with its role in aldol condensation reaction. Not yet answered D-anisaldehyde Choose... Points out of 10.00 dium hydroxide Choose... P Flag question acetophenone Choose... ethanol Choose... Question 2 Not yet answered To purify the aldol condensation product you will have to recrystallize it from methanol. Give the steps in recrystallization procedure the appropriate order numbering. Points out of 10.00 The compound is kept under vacuum for 10 min Choose... + P Flag question The solution...
10.
Please Check 1 by 1 and read carefully. I would need a perfect
score for this . Thanks
Select the keyword or phrase that will best complete each sentence A Claisen reaction is a nucleophilic substitution in which an enolate is the nucleophile Key terms: Robinson annulation Aldol condensation: An aldol reaction in which the initially formed p hydroxyl carbonyl compound loses water by dehydration. Claisen reaction Aldol condensation Dieckmann reaction: An intramolecular Claisen reaction of a diester to...
Product was formed successfully based on the exp. below (about
85% yield), please interpret/discuss HNMR/IR in as much detail as
possible and assign peaks on HNMR (which peak represents which
protons of which group, etc). Note: I already know how you
determine the formation of the product so you can skip that part of
part b).
Based on this exp:
Discuss the IR spectrum and what is the peak in IR that you can see for a specific functional group...
33. The following reaction is an example of_ A) aldol condensation ?? OE: B) Claisen condensation C) D) Robinson annulation 4. Dieckmann condensation 34. Which of the following compounds are socondary (29) amines? A) 1 and 2 B) 1 and 3 C) 1, 2 and 3 D) 1, 2, 3 and 4 35. What is the correct assignment of the names of the functional groups compounds? in the following nitrogen-containing A) 1 - imine; 2-hydrazone; 3- amide B) 1-2 amine;...
4. Multiple Choice Place your answer in the space provided. (2 pts. each; 12 pts. total) Which is NOT true of the aldol condensation? A. It accomplishes the formation of a new carbon-carbon bond B. The enolate is favored at equilibrium (assume NaOH as the base) C. The key step is the mechanism is attack of the enolate ion on a carbonyl carbon atom D. Dehydration of the aldol product is often observed and is irreversible. _Which sets of hydrogen...
Section 4. Total points 26 1. Give one example of each of the following name reactions. For each reaction, you MUST INCLUDE: i) IUPAC Name of the reactant ii) IUPAC Name of the product iii) Reagents and reaction conditions (4points X 4 = 16 points) a. H.V.Z reaction b. Crossed aldol reaction between an aldehyde and a ketone 2-Propanone Benzaldehple c. Michael reaction between an a.ß unsaturated aldehyde and a B-diketone. d. Dieckman Condensation to have a cyclic product with...
5) Why is the Aldol reaction often called an Aldol condensation? A) The initially formed b-hydroxy carbonyl compound loses water B) The initially formed b-hydroxy carbonvl compound loses an oxygen atom. C) The initially formed b-hydroxy carbonyl compound loses a hydrogen atom D) The initially formed b-hydroxy carbonyl compound loses a hydroxyl group. 6) When is a crossed Aldol reaction said to be synthetically useful? A) When both carbonyl compounds have a hydrogens B) When one carbonyl compound has no...
11.10_1 What is a major product of the following reaction? NaOH, HO 2 ~ CHO ? heat CHO CHO A) B) CHO D) CHO C) СА B oc 11.105 Which of the following is the best way to synthesize the compound in the box in high yield? A) Phyp NaOH B) mily Н,0 PPhg C) NaOH ox + D) H2O 11.10_4 In the presence of a base which of the following compounds WILL NOT undergo self- condensation to give an...
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