What is one method for preparing an epoxide and write out the reaction.

Q: 8. For the following epoxide write a mechanism for the opening of the epoxide in acid and in base.…

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Q: Why an anhydride is less reactive than an acyl chloride?

A: The reactivity of acyl chloride and acid anhydride occurs due to the electrophilicity of carbonyl…

Q: In Synthesis of Diben zalacetone, why does the reaction end up being fully conjugated at the…

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Q: The reaction that occurs when benzaldehyde is reacted in a basic environment Cannizzaro reaction is…

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

A: enolate attacks the carbonyl electrophile and forms enone  Generally this is resembles to aldol…

Q: What is the final organic product for the following malonic ester synthesis?

A: malonic ester is an active methylene group -CH2 group present between two withdrawing groups.so…

Q: Define Preparation of Epoxides ?

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Q: Explain the General Features of Reactions of Epoxides ?

A: INTRODUCTION: Epoxide is considered as cyclic ether with a three membered ring.

Q: How does the reactivity of an aldehyde or a ketone toward nucleophiles compare with thereactivity of…

A: Aldehydes are generally more reactive than ketones in nucleophilic addition reactions due to steric…

Q: Explain why the carbonyl group can function as both a nucleophile and electrophile.

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Q: What is the major product of nitration of p-methoxybenzaldehyde reaction?

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Q: Define the Properties of Epoxides ?

A: Epoxides : This is a functional group which comes under the class of ethers ,and are generally…

Q: Explain advantages and disadvantages of Direct enolate alkylation ?

A: Direct enolate alkylation: In this reaction the α hydrogen is replaced by alkyl group resulting in…

Q: What is the limiting reagent in the synthesis of para nitroacetanilide?

A: The synthesis of para nitroacetanilide : Nitration of acetanilide by nitric acid

Q: What is the first step in the mechanism of the reaction of DIBAL-H with an ester?

A: DIBAL-H  = Di isobutyl aluminum hydride  Reducing agent It reduce ester to aldehyde (also reduce…

Q: Describe (using epoxides.- an appropriate figure) an additional way to prepare an enantioenriched

A: Interpretation: To describe a way to prepare an enantioenriched epoxides.

Q: what would produce this ozonolysis

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Q: What's the difference between hydrolysis step of preparation of p-nitro acetanilide when using…

A: Introduction: An electrophilic aromatic substitution reaction is the reaction in which an…

Q: он но

A: We can begin the conversion from the elimination reaction of the alcohol to give an alkene.  The…

Q: write the equations for all chemical reactions that occurred during the extraction process is the…

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Q: Which of the following can be used for ring-opening reactions of epoxides?   a Water   b Grignard…

A: A multiple choice question based on introduction to organic chemistry that is to be accomplished.

Q: Write a reaction showing how this compound is prepared.

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Q: 1. Describe how the compound A could be prepared from benzene. Write the mechanism of this reaction.…

A: Organic reactions are those in which organic compounds  react with each other. For example:…

Q: 1. For the following Hydride and Grignard reactions; draw the final expected reaction products and…

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Q: How to conduct deethylation of ethyl-3-hydroxyhexanoate ?

A: The process of saponification is adopted for deethylation of ethyl-3-hydroxyhexanoate

Q: What is the principle behind a Grignard synthesis involving a benzophenone to make phenylmagnesium…

A: Grignard reagent is RMgX where carbon is attached to a magnesium halide. Reaction of Grignard…

Q: Explain the mechanism for the reduction of an ester with LAH ?

A: Reduction of esters with 1 equivalent of LAH produces carbonyl compounds. Carbonyl compounds…

Q: What is difference between the acetoacetic and malonic ester syntheses? Provide an example of each,…

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Q: What products would form from a reaction between Potassium tert-butoxide in THF and the following…

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Q: Use retrosynthetic analysis to plan a synthesis of the following target molecules. The only…

A: The retrosynthetic analysis to plan a synthesis of the given molecules are to be drawn with only…

Q: Explain the Reaction of Organometallic Reagents with Epoxides ?

A: Organometallic reagents are those reagents that have a bond between the carbon atom and the metal.…

Q: Methyl sulfate is a better o-methylating agent than methyl halides. Why ?

A: Methyl sulfate is a well known reagent which is used for the ortho methylation of amines, phenols…

Q: Which synthesis of a grignard reagent would fail to occur as written

A: Grignard reagent can be prepared from alkyl or aryl or vinyl halides and Mg metal .  During the…

Q: Show the synthesis of butylamine from ammonia in one step. Make sure to specify the stiochiometry of…

A: Alkyl halides undergo substitution reaction with ammonia to give ammonium salts because ammonia act…

Q: Give 3 examples of trisubstituted epoxide and draw their structures.

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Q: Why are enolates more usful than enols ?

A: Enolates more useful than enols have to be determined.

Q: How to name an epoxide as an oxiranes ?

A: An epoxide is a cyclic ether with a three-atom ring.

Q: I need to show a mechanism for trans cinnamic acid reacting with dibromide to get (2S,…

A: The reaction is passing through the formation of three member cyclic bromonium ion which is attacked…

Q: How to Identify the Acetylide Anion and Epoxide Needed to Synthesize an Alcohol ?

A: Epoxides are the cyclic ethers which are three membered and one of the vertices is occupied by…

Q: Explain the Reaction of Acetylide Anions with Epoxides ?

A: The Reaction of Acetylide Anions with Epoxides has to be explained.

Q: What product prepared for preparation of p-Nitroaniline.

A: In preparation of p-nitroaniline first p-nitroacetanilide is prepared from acetanilide by nitration…

Q: Define the carbon bond-forming reactions of enolates with carbonyl electrophiles ?

A: The chemical moiety formed by the deprotonation from the α-carbon atom of a ketone/aldehyde is…

Q: What reaction sequence will form dibenylamine from benzoic acid in high yield

A: The details solution for this reaction is provided below in attach image.

Q: What is the net charge of the product made after an organometallic reagent reacts with an epoxide,…

A: After addition of water/acid, the net charge of the product will be zero. Correct answer is 0. For…

Q: Could you summarize the main characteristics of nucleophilic acyl substitution?

A: A type of substitution reaction combining an acyl group and a nucleophile is known as nucleophilic…

Q: According to the pharmacopoeia, the diphenylamine reaction is an authenticity reaction to? A)…

A: Sodium nitrite (NaNO2) is an  oxidising agents oxidise diphenylamine giving deep blue colour.

Q: Write out the mechanism for an acid-catalyze Aldol condensation reaction (B)

A: The reactants given are Benzaldehyde and 4-Methylcyclohexanone in acidic medium.

Q: Explain the Reactions of Epoxides ?

A: The Reactions of Epoxides have to be explained below.

Aldehydes and Ketones

Aldehydes and ketones are organic compounds that have a carbonyl group, C = O, as their functional group. They both differ in the placement of this carbonyl group in their structures.