Show the resonance forms for the enolate ions that result when the following compoundsare treated with a strong base. c) ethyl a@cyanoacetate

Q: Show the resonance forms for the enolate ions that result when the following compoundsare treated…

A: a.

Q: Select the best answer for the intramolecular aldol condensation product of the reaction below. NaOH…

A:

Q: The following molecule undergoes an intramolecular reaction in the presence of pyrrolidinium…

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Q: d. ÇH3 Cu2+ + OH CH,CHCH,-C–H

A: Fehling’s solution is a blue coloured solution , which contains Cu2+ which are reduced to a…

Q: Arrange the following compounds in the increasing order of their reactivity in nucleophilic attack…

A: More the electrone deficiency on the carbonyl carbon  , more easily the attack of the nucleophilie…

Q: Which alkyl halides were used in the acetoacetic ester synthesis to make the substituted ketone…

A: Ans is A C

Q: Show the resonance forms for the enolate ions that result when the following compoundsare treated…

A: (a) The alpha hydrogen of ethyl acetoacetate is deprotonated by ethoxide ion to give enolate ion.…

Q: From what aldehyde or ketone could each of the following be prepared by reduction with NaBH4 or…

A:

Q: Which one of the following compounds does not undergo an aldol reaction with itself when treated…

A: Compound having atleast one alpha hydrogen can undergoes aldol reaction . Compound having none alpha…

Q: HO Br

A: Conversion of alkyl halide to grignard reagent  Attack of grignard reagent as nucleophile to the…

Q: Show how to synthesize the following compound  using either the malonic ester synthesis or the…

A: 4-Phenyl-2-butanone: Its common name is benzylacetone. It is flowery in smell. It is prepared by…

Q: D. N. Kursanov, a Russian chemist, proved that the bond that is broken in the hydroxide-ion-promoted…

A: a) Since as per the D. N. Kursanov, the bond that is broken in the hydroxide-ion-promoted hydrolysis…

Q: How would you prepare the following compound using either an acetoacetic ester synthesis or a…

A: Acetoacetic ester is an active methylene compound having -CH2- sandwiched between two electron…

Q: Predict the products formed when limonene reacts with the followingreagents.(a) excess HBr (b)…

A: Given   The given organic compound is limonene.   The given reagents are excess HBr, Excess HBr,…

Q: H. (a) (b)

A: Aldol condensation reaction - two moles of aldehyde (or ketone) in presence of strong base react…

Q: a OH CH2CNHCH3 CH3 C d OH CHCHNHCH3 CH3 Ephedrine can be synthesized via reductive amination plus…

A: Here we have to predict necessary reactants and reagents that will give the intermediate and final…

Q: А. В. С. Which of this/these compound/s will not undergo acid-catalyzed hydrolysis? Compound D is:…

A: Names of the given compounds are: A - Cyclohexanone B - δ-Valerolactone C -…

Q: Which of the following best represents a mechanistic step in the acid-catalyzed hydrolysis of…

A:

Q: How would you prepare the following compound using either an acetoacetic ester synthesis or a…

A:

Q: Which of the following bases gives the highest Zaitsev product in an E2 reaction with…

A:

Q: Show the resonance forms for the enolate ions that result when the following compoundsare treated…

A: Given: Pentane-2,4-dione

Q: what enone product would you expect to obtain from aldol condensation of the following compounds

A: (a)

Q: Enamines and imines are tautomers that contain N atoms. Draw a stepwise mechanism for the…

A: The first step of the acid-catalyzed conversion of enamine X to imine Y is shown as,

Q: When there is Treatment of Compound E with sodium amide and then methyl iodide it does not produce…

A: NaNH2 or NH2- is a strong base that reacts with very weak acid to form NH3(aq)

Q: To prove that the reaction of an ester with hydroxide ion is not an SN2 reaction but, instead, forms…

A: The mechanism of formation of tetrahedral intermediate taking place is as follows:

Q: Write the structures of the enone products you would obtain from aldol conden- sation of the…

A: Given compounds are : Write the structures of the enone products you would obtain from condensation…

Q: A chemist proposes that the following reaction occurs via an SN2 mechanism rather than the usual…

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Q: Give the minor elimination product(s) of the following compound. ? NaOH heat Br

A:

Q: What products would you expect to obtain from the following reactions?a. malonic acid + 2 acetyl…

A: Introduction: In first reaction, the dicarboxylic acid i.e. malonic acid reacts with acetyl chloride…

Q: Show the two organic products generated when the trialkylborane is oxidized with H2O2/NaOH

A: The given reaction is a hydroboration reaction. The two organic products that are generated when the…

Q: Draw structures for the carbonyl electrophile and enolate nucleophile that react to give the enone…

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Q: 5. Give the reagent(s), conditions etc. needed to selectively protect the substrates below to the…

A:

Q: Base E2 Br

A: E2 elimination is a 2nd order reaction followed by base rather than nucleophile

Q: If you have the following compound, can you reduce the ketone using sodium borohydride without…

A: NaBH4 (Sodium Borohydride): It is a kind reagent that is used to reduce a compound. It can reduce…

Q: e) Draw the structure of a di-carbonyl compound needed to prepare the compound below by…

A: The compounds that have NH2 group attached to it are called amines. The lone pair present on the…

Q: D. N. Kursanov, a Russian chemist, proved that the bond that is broken in the hydroxide-ion-promoted…

A: The given ester is,

Q: Which compounds below were reacted to give the dehydrated Aldol product shown? NaOEL, EIOH 80 °C

A:

Q: Give the likely product for the following Aldol addition reaction. Select NaOH H30

A: In aldol condensation water removing after the aldol reaction and produced unsaturated carbonyl…

Q: redict the major product(s) of the following reaction sequences. 1. I2, NaOH (excess reagents), CH3…

A: The question is based on the concept of organic reactions.   we have to identify the Product formed…

Q: Consider the following reaction schemes involving the reaction of an imine with an organolithium…

A: n-BuLi being a non-bulky organolithium can undergo halogen exchange as well as a nucleophile that…

Q: Which molecule is hydrolyzed most slowly with aqueous NaOH?

A: Hydrolysis reaction is one the important class of organic reactions. In hydrolysis reaction, water…

Q: Cardiolipins are found in heart muscles. Draw the products formed when a cardiolipin undergoes…

A: The mechanism is as follows:

Q: Draw the structures of the nucleophilic B-keto ester and the aB-unsaturated ketone acceptor that…

A: The retrosynthesis of the given compound gives us the nucleophilic beta-keto ester and alpha-beta…

Q: Draw the organic product(s) of the following reaction. H2N. trace of acetic acid in benzene reflux…

A: Reaction - Imine formation is a reversible process that starts with the nucleophilic addition of a…

Q: The reaction of LDA with the molecule (below) produces: A) an enolate

A:

Q: What product is obtained from the aldol condensation of cyclohexanone?

A: Aldol condensation of the ketones having α-hydrogen undergo condensation in the presence of a base…

Q: What alkyl halide was used in the malonic ester synthesis to make the substituted carboxylic acid…

A: Malonic ester is active methylene ester..

Q: The naturally occurring lactone Sedanenolide is the major contributor to the flavor of celery. Amend…

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Q: Show how the malonic ester synthesis can be used to prepare carboxylic acid A. (Given: the structure…

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