For the “crossed” aldol reaction that lead to product C, did the kind of base used make any difference to the reaction outcome? If so, what happened?  What is different between KOH and LDA Butyraldehyde + Benzaldehyde + Ethanol + KOH or LDA Butyraldehyde + Benzaldehyde + Ether + KOH or LDA

Q: Он о OH O Он о Он о H. ÓH II IV V Which of the following molecules is not a possible product when a…

A: Aldol condensation: The alpha hydrogen of carbonyl compounds is acidic in nature and it is removed…

Q: (b) Why is the Claisen-Schmidt reaction a special type of aldol condensation?     one of the…

A: Answers of the above questions given below.

Q: UESTION 4 True or False. The initial prodact of the aldol reaction is a beta-hydroxycarbonyl…

A: A general aldol reaction:

Q: What product results when an aldol product is dehydrated? A) conjugated alkyne B) B-diketone C)…

A: Dehydration is a process in which H2O is leave

Q: Draw the products formed in each crossed aldol reaction.

A: The cross-aldol reaction takes place between 2 different carbonyl compounds. That is, they occur…

Q: Draw a stepwise mechanism for the following variation of the aldol reaction, often called a nitro…

A: Since the OH- will extract a proton from the alpha position in the molecule. And since only CH3NO2…

Q: The following molecule is formed in a mixed aldol condensation reaction. organic starting materials…

A: As we know , we get beta hydroxy ketone in the aldol condensation reaction. Also condensation is…

Q: Draw the product of each attached directed aldol reaction.

A: LDA is the hindered base. It abstracts the proton from the least hindered α-C to form enolate ion…

Q: ОН О OH ОН О H. B For the "crossed" aldol reaction that lead to product C, did the kind of base used…

A: The structure of product C is represented as follows:

Q: What two molecules were condensed in an aldol reaction to form the compound below? H. and and H. and…

A:

Q: Given the following reaction, how many cross aldol (different starting materials) condensation…

A: We are authorised to solve one question at a time. Please post the other question separately.

Q: Give a mechanism for the preparation of the appropriate benzalacetophenone using the aldehyde…

A: When acetophenone reacts with p-anisaldehyde in presence of NaOH followed by heating then…

Q: n micxed aldol condensation of acetone with excess benzaldehyde in the presence of NaOH. Draw the…

A: Aldol condensation takes place in those carbonyl compounds that have alpha hydrogen.  In the case of…

Q: Draw the product of dehydration of aldol product Q.Cyclopentanone

A: To draw the product of dehydration of aldol product of Cyclopentanone

Q: Aldol Rxns I Conessatuns Predict the prduct and drau the mechanisms. LDA is used whesy both of the…

A: In this question, we want to draw the mechanism and Product of the reaction.  You can see details…

Q: Match the reactions with the correct description. Match each item to a choice: Acetoacetic ester…

A:

Q: What functional group is formed as the final product of an aldol condensation? A. B-hydroxycarbonyl…

A: The carbonyl compounds undergo nucleophilic addition reaction. The electronegative oxygen present in…

Q: one `H Benzaldehído Acetona Dibenzalacetona

A:

Q: In an aldol condensation reaction, what is the difference if we use an ethanolic or aqueous NaOH…

A:

Q: Match each item to a choice: Choices Aldol condensation Hell-Volhard Zelinskii Rxn Acetoacetic ester…

A: We have to match the given items.

Q: In theory, the intramolecular aldol reaction of 6-oxoheptanal could yield the three compounds shown.…

A: Step:1 6-Oxoheptanal gives 1-acetyl cyclopentene.

Q: Draw the major product of the aldol addition reaction. Ignore inorganic byproducts. H 1. NaOH 2.…

A: In Aldol reaction first of all base abstract acidic hydrogen and form enolate ion. Then enolate ion…

Q: Draw the structure of the major aldol product (prior to possible dehydration) of the following…

A: An aldol condensation is a condensation reaction in organic chemistry in which an enol or an enolate…

Q: Formaldehyde does not take part in Aldol condensation. Why ?

A: Given Formaldehyde does not take part in Aldol condensation. Why ?

Q: What type of aldehydes undergo Aldol condensation?

A: Interpretation: Type of aldehydes undergo Aldol condensation.

Q: What is the product if this compound underwent aldol condesation with a base (NaOH), and how?

A: Answer

Q: osazone

A:

Q: Draw the major product of the aldol addition reaction between two of these aldehydes with the…

A:

Q: What product would you expect to obtain from aldol cyclization of hexanedial, OHCCH2CH2CH2CH2CHO?

A:

Q: three source of loss and compare the final product purity for Aldol Reaction-Preparation of…

A: Interpretation: To find three sources of loss in the given aldol reaction of acetone and…

Q: In what situation can the yield of a single crossed Aldol product be increased? 1) The electrophilic…

A: Aldol condensation:  Aldehyde or ketone having alpha hydrogen atom undergo condensation in the…

Q: Draw the aldol product formed from each pair of starting materials using −OH, H2O.

A:

Q: Draw the product of dehydration of aldol product Q. Butanal

A:

Q: Your aldol condensation procedure calls for refluxing vanillin in acetone and NaOH for an hour.…

A: Aldehydes or ketones which consist of alpha-hydrogen react with any strong base such as NaOH to…

Q: В. "GREEN CHEMISTRY": SOLVENT FREE ALDOL-CONDENSATION REACTION. i) Reaction H3CO NaOH H3CO H3CO OCH3

A:

Q: In theory, the intramolecular aldol reaction of 6-oxoheptanal could yield the three compounds shown.…

A: The mechanism of the given reaction involving the formation of (I) compound is shown as,

Q: NaOH + CH3 H3C `CH2CH3 `CH3 Ob. H3C CHCH3 H2C `CH2CH3 d. CH2

A: In a chemical reaction; the substance involves in conversion is said to be reactant whereas the…

Q: Aldol Mechanisms: Synthesis of 2-ethyl-hex-2-enal

A:

Q: Based on the IR of the aldol product from the reaction, did the aldol condensation occur? How can…

A: Infrared spectroscopy (IR) is used for the identification of functional groups present in the…

Q: crossed aldol using acetophenone and 3-pentanone. Draw the initial products and the products after…

A: possible products from the crossed aldol using acetophenone and 3-pentanone are as follows.​

Q: Consider the following crossed aldol condensation. Which statement explains why a single cross…

A: Given : reaction of cross aldol reaction.  For aldol reaction there should be alpha hydrogen.

Q: Show how to prepare   a,b-unsaturated aldehyde by an aldol reaction followed by dehydration of the…

A: Aldol reaction is a fine method to introduce a carbon-carbon bond and increase the number of carbon…

Q: In an aldol condensation reaction, acetone and benzaldehyde are mixed in the presence of sodium…

A: Given: In an aldol condensation reaction, acetone and benzaldehyde are mixed in the presence of…

Q: In an aldol condensation reaction where dibenzyl ketone is used to produce…

A: Aldol condensation is the reaction of aldehyde or ketone having alpha hydrogen atom with another…

Q: If a student is starting with diethylmalonate then the base they would use to generate the enolate…

A: These are example of nucleophilic addition reaction

Q: Draw the aldol product for the reaction of the aldehyde shown with NaOH. Assume the reaction is run…

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