Pentalene is most elusive molecule and has never been isolated. The pentalene dianion, however, is well known and quite stable. Explain

Q: This ether can be made using a Williamson ether synthesis. The possible bond disconnections are…

A: To find: The Williamson ether synthesis which will produce the higher yield.

Q: Examine Solved Problem 7.3. Your task is to prepare A in the highest possible yield by…

A: Interpretation: To prepare A i.e 2-methyl-1-butene by dehydrobromination in highest possible yield…

Q: C NasH Hgot

A:

Q: Draw the structure (including stereochemistry) of an alkyl chloride thatforms attached alkene as the…

A: The alkyl chloride should be such chosen that it forms the product as the one and only major…

Q: Which ion in each of the following pairs is a better leaving group?Explain answer briefly

A: Leaving group is the species that get removed with a pair of electrons in a heterolytic bond…

Q: Select the major product of the reaction sequence below.

A: Given question of grignard reagents reaction of 1-Co2,H2o                      2 -CH3Li ,H3o+…

Q: OH

A:

Q: HO What sequence of reagents can be used to accomplish the con

A: Following are the steps to accomplish the transformation 1. Free radical substitution to give alkyl…

Q: Provide a detailed curved arrow mechanism for the following transformation H300 C Hz

A: The mechanism is drawn in the following steps.

Q: draw the major organic product generated in the reaction below. Pay attention to Regio and…

A: A process that favors bond formation at a particular atom called regioselectivity. solution i)…

Q: Which of the following compounds (A or B) would experience a faster SN1 reaction?

A:

Q: Which of following ethers cannot be made by a Williamson ether synthesis?

A: Williamson ether synthesis involves the reaction of alkoxide ion with primary alkyl halide. This is…

Q: DHG (OACameay

A: The above-given reaction is an example of Oxymercuration demarcation reaction:

Q: Write out a detailed mechanism (using curved arrow formalism) for the Friedel-Crafts alkylation of…

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Q: H ? OH

A: Given is organic reaction.

Q: Pentalene is a most elusive molecule and has never been isolated. The pentalene dianion, however, is…

A: To know about the stability of these compounds, it is quite important to know about the number of…

Q: Provide the MAJOR product of the following reaction and draw the curved-arrow

A: Regiochemistry is the chemistry of regioselective reactions Regioselectivity is the priority of…

Q: Which reagents could be combined to make the following in a reasonable number of steps and order?…

A: Reaction step - In these reaction sequence first we hydrolyse ester into acetic acid and ethyl…

Q: Draw the mechanism with curved arrows (Williamson Ether Synthesis). Please provide detailed…

A: Williamson synthesized the ether from alcohol

Q: Synthesis of benzoin

A: Coenzyme synthesis of benzoin

Q: Draw all constitutional isomers formed in attached E2 reaction, and predict the major product using…

A: The regioselectivity of E1 and E2 elimination reactions is predicted using Zaitsev’s rule. According…

Q: ) Propose a detailed curved-arrow. mehunim for the following transformetion.

A: Answer

Q: When naphthalene undergoes an irreversible electrophilic aromatic substitution, such as a…

A: Alpha position is more stable than beta position because

Q: Which one favors E2 reaction? A) isopropoxide ion B) tert-butoxide ion C) ethoxide ion D)…

A:

Q: Explain why compound A does not undergo an E2 elimination with strong base.

A: For the structure to be more stable it has to have the bulky phenyl group in the equtorial position.…

Q: Draw all constitutional isomers formed in attached E2 reaction, and predict the major product using…

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Q: Give a clear explanation handwritten answer...give the mechanism for Friedel acylation with curved…

A:

Q: Explain why one of the following molecules will undergo an E1 elimination faster:

A: In the E1 reaction the elimination of leaving group first and then deprotonation takes place finally…

Q: NH2 CH3 OH Br CH3MG Br

A: Reaction 1: CH3OH acts as a base and abstracts the acidic proton from the amine. This PhNH- moiety…

Q: Provide the necessary reagents next to the arrows.

A: Benzene is an aromatic compound as it has π-electron cloud. It will undergo electrophilic…

Q: Predict the major product in following reaction sequence (sh

A:

Q: Design a reasonable synthesis for the following transformation. + C.

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Q: Draw all constitutional isomers formed in attached E2 reaction, and predictthe major product using…

A: The E2 elimination reaction involves the removal of halide and neighboring β hydrogen atom in the…

Q: C. Using any necessary reagents of 2 carbons or less, and any other necessary inorganic reagents,…

A: The synthesis of the given compound is given below.

Q: 7. Propose an efficient synthesis of for each of the following transformation: a) b)

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Q: 3) Design a reasonable synthesis for the following transformation. = trort + B.

A: Here we have synthesize the given polymer which is a polyester obtained from starting material…

Q: b) CH,CH,MgBr, ether

A: Given : Reaction of  Acetophenone with ethyl magnesium bromide Product = ?

Q: The follow ing compound can be synthesized by a mixed Claisen condensation. Identify the two…

A: Claisen condensation reaction is a reaction between two esters in presence of strong base to form…

Q: Rank the four arometic rings below by reactivity (least reactive to most reactive) when mixed with…

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Q: Predict the major product in the following reaction. Be sure to draw it with well-defined…

A: Alkanes are less reactive chemically.  In presence of light Freeradical Substitution Reaction…

Q: он он H3C он HO, target compound starting material

A: Following is the mechanism of the product formation from the given starting material.

Q: Consider the following alkyl halides: - may react with NaI to give JKL? - an alkyl iodide that…

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Q: Provide mechanism with curved arrows for Part C: Synthesis of tetraphenylcyclopentadienone

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Q: You have learned two ways to make an alkyl benzene: Friedel–Crafts alkylation, and Friedel–Crafts…

A: The general mechanism for Friedel-craft’s alkylation is given below\ where R is alkyl group

Q: Propose an efficient synthesis of the following molecules. I.

A: 1- First we need to identify the starting material so we will do retro-synthesis for this given…

Q: Pentalene is a most elusive molecule and 12- has never been isolated. The pentalene dianion,…

A: Why pentalene dianion is quite stable and pentalene is not stable??

Q: Azulene, an isomer of naphthalene, having fused 5 and 7 membered rings, has the following orbital…

A: Azulene: It is non-benzenoid fused ring system in which 5-membered and 7-membered ring systems are…