Which of the following bicyclic ring system can be prepared by an intermolecular Robinson annulation. B D

Q: What is the major organic product obtained from the following reaction? A, B, C, or D?

A: Given that : We have to predict the major product of the following reaction :

Q: (B) Starting with benzene and using any other necessary reagents of your choice, desig synthesis for…

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

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: What cyclic product is formed when each decatetraene undergoes photochemical electrocyclic ring…

A: Structure of decatetraene is given below:

Q: ccording to Zaitsev's rule, the major product of an elimination is the, substituted alkene. O most D…

A:

Q: Dienynes undergo metathesis to afford fused bicyclic ring systems. (a) Explain how A is converted to…

A: The ring closing metathesis of between alkene and alkyne is as follows:

Q: Which of the following is a product from the Friedel-Crafts alkylation of benzene with 1-…

A:

Q: Draw the structure (including stereochemistry) of an alkyl chloride that forms each alkene as the…

A: Both ‘H’ and ‘Br’ group should be trans to each other. Thus the alkyl halides needed for the…

Q: Friedel-Crafts alkylation of benzene with (2R)-2-chlorobutane and AICI, affords sec-butylbenzene. a.…

A: a) The Friedel-Crafts alkylation of benzene with (2R)-2-chlorobutane and AlCl3 gives secondary…

Q: c) Which of the following bicyclic ring system can be prepared by an intermolecular Robinson…

A: Organic reactions  are chemical reactions  which is involving in the organic compounds  and the…

Q: what is the starting material using Diekmann cyclization reaction

A: The Dieckmann condensation is the intramolecular condensation reaction of diesters with base to give…

Q: Which of these isomers of trimethylbenzene will produce exclusively one monobrominated product when…

A: Given: From the below given three compounds A, B and C which are isomers of trimethylbenzene we need…

Q: Synthesize B from A keeping stereochemistry in mind: N 111 A у ome HC

A: In this question, we will synthesized B from starting material A and also keeping stereochemistry in…

Q: (SYN) The high reactivity of carbenes can facilitate the synthesis of some unusual compounds. Show…

A: (a) The given compound can be synthesized from an acyclic compound as shown below.  The product has…

Q: Provide the curved-arrow mechanism to account for the following nucleophillic addition-elimination…

A:

Q: Explain the process of Drawing the Products with Stereochemistry in Nucleophilic Addition ?

A: The electron rich or negatively charged compounds are termed as nucleophiles.

Q: Give the major cyclic product for the following reaction

A:

Q: D B.

A: A

Q: Draw the major organic product of the reaction. Indicate the stereochemistry via wedge‑and‑dash…

A: In this question, we want to draw major product for this Reaction by using wedge‑and‑dash bonds. How…

Q: Synthesize B from A keeping stereochemistry in mind: N 11 0 A OMe не

A: In this question, we will synthesized the final product B from the starting material A.  You can see…

Q: A. Arrange the following radicals in order of decreasing rate of bromination. Justify your answer.

A:

Q: Draw out the complete mechanism (curved arrow formalism) for the preparation of benz-alacetophene

A: Benzalacetophenone is also referred to as benzylideneacetophenone , Dibenzalacetone or Chalcone. It…

Q: How many stereoisomers are obtained from each of the syntheses described

A: The carbon center to which the four groups attached are different from each other, then that carbon…

Q: What alkyl halide forms each of the following alkenes as the only product in an elimination…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Predict the stereochemistry For the E2 reaction Draw a Newmann Projection Of the reactive con…

A:

Q: Treatment of α,β-unsaturated carbonyl compound X with base forms the diastereomer Y. Write a…

A: In the reaction, racemization of a methyl group linked to gamma -carbon atom takes place. For…

Q: Which alkene in each pair has the larger heat of hydrogenation?

A: The given pair of alkenes are,

Q: What cyclic product is formed when each decatetraene undergoes thermal electrocyclic ring closure?

A: The number of electrons involved in the thermal electrocyclic ring closure or ring opening must obey…

Q: Select the member of each pair that undergoes SN1 solvolysis in aqueous ethanol more rapidly

A: In SN1, the rate determining step is formation of carbocation and order of the substrate that…

Q: Provide efficient syntheses for the following transfo a) b) c)

A: Note- The given question is a multipart question, hence I solved first three questions according to…

Q: LAH (excess)

A: LAH also known as Lithium Aluminium Hydride is a strong reducing agent and reduces aldehydes,…

Q: Hydrogenation of alkene A with D2 in the presence of Pd-C affords a single product B. Keeping this…

A: (a) In the presence of mCPBA, alkene is oxidized to epoxide.  The oxygen is added to double bond…

Q: What cyclic product is formed when each decatetraene undergoes thermal electrocyclic ring closure?

A:

Q: Rank the following in order of increasingly exothermic heat of hydrogenation. Explain. A B

A: Enthalpy of hydrogenation is the amount of energy released when one mole of an unsaturated compound…

Q: Dienynes undergo metathesis to afford fused bicyclic ring systems. (a Explain how A is converted to…

A: Metathesis: Inter change of the carbons of their double bonds when two alkenes react is known as…

Q: Consider the tetracyclic compound with rings labeled A–D. (a) Which ring is the most reactive in…

A: Benzene ring is activated towards electrophilic substitution reaction if there is an electron…

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: What cyclic product is formed when each decatetraene undergoes photochemical electrocyclic ring…

A: a.

Q: Dienynes undergo metathesis to afford fused bicyclic ring systems. (a)Explain how A is converted to…

A: Metathesis: Inter change of the carbons of their double bonds when two alkenes react is known as…

Q: Dienynes undergo metathesis to afford fused bicyclic ring systems. (a) Explain how A is converted to…

A: The ring closing metathesis of between alkene and alkyne is as follows:

Q: Br NaOCH3 CH3OH

A: In presence of sodium methoxide , where methoxide anion acts as nucleophile and carry out…

Q: Which of the following bicyclic ring systems can be prepared by an intermolecular Robinson…

A: Robinson annulation reaction is a chemical reaction which is used for ring formation. It occurs…

Q: Draw the major organic product of the reaction. Ignore stereochemistry

A: First step is the formation of stable carbocation.

Q: Draw the product formed (including stereochemistry) in attached pericyclicreaction.

A: Electrocyclic reactions are a part of pericyclic reactions that occur in the presence of heat or…

Q: Draw the products of attached reaction carried out under high-dilutionconditions. Indicate the…

A: The product of the attached reaction should be drawn and the stereochemistry to be indicated.

Q: The triphenylmethyl cation is so stable that a salt such as triphenylmethyl chloride can be isolated…

A: The stability order of carbocation is 30 > 20 > 10.

Q: (a) Why are alkyl halides insoluble in water? (b) Why is Butan-l-ol optically inactive but…

A: Chirality and thereby the optical isomerism in organic compounds is caused by the presence of…

Q: Draw the major organic product of the reaciion shown.

A: Alcohols are the organic compounds contains the -OH functional group. Reaction of alcohols with HBr…

Q: Question attached

A: For the given compound, the appropriate name has to be given.

Q: Which of the following bicyclic ring systems can be prepared by an intermolecular Robinson…

A: The bicyclic ring systems  which can be prepared by an intermolecular Robinson annulation has to be…

Amines

Amines are organic compounds with a nitrogen atom having a lone pair of electrons on it. They are derived from ammonia (NH3) wherein hydrogen atoms are substituted by an aryl or alkyl group.