What starting materials are needed to prepare each alkene by a Wittig reaction? When there are two possible routes, indicate which route, if any, is preferred. a. b. C.

Q: Draw the product formed from the ring-closing metathesis of each compound. Then, devise a synthesis…

A: The given compound is diene. The ring closing metathesis (RCM) by Grubbs catalyst occurs, when the…

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: What starting material is needed to synthesize each compound by a ringclosing metathesis reaction?

A: Ring closing metathesis :  In order to obtain the ring closing metathesis (RCM) , Grubbs catalyst is…

Q: so, H,SO, NaOH So,, Na synthetic detergent

A: This reaction is the electrophilic substitution reaction followed by basic medium The first step is…

Q: Devise a synthesis of each compound from cyclohexene and organic alcohols. You may use any other…

A: (a) The synthesis of given target molecule involves three parts: First part: The treatment of…

Q: Draw a stepwise mechanism for the following reaction. DCI + D.

A: Alkenes are unsaturated hydrocarbons made up of carbon and hydrogen. The pi electron cloud on alkene…

Q: Rank the alkenes shown in the ball-and-stick models (A–C) in order of increasing stability.

A: Stabolity is decided by two factors  a. at the double bond it should be more alkylated then it will…

Q: Devise a synthesis of each compound from acetylene and any other required reagents.

A: NOTE: Since, we only answer upto three sub-parts, we'll answer the first 3. Please resubmit the…

Q: Which alkene in each pair is more stable?

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

Q: Devise a synthesis of (E)-hex-2-ene from pent-1-ene and any needed organic compounds or inorganic…

A: Given: Synthesis of (E)-hex-2-ene from pent-1-ene.

Q: Draw a stepwise mechanism for the following reaction.

A:

Q: Which heterocycles are aromatic? a. d. b.

A: The aromaticity of the given heterocyclic compounds can be determined by using Huckel rule. There…

Q: Deduce the structures of compound A,B,C and D

A: Pyridinium chlorochromate (PCC) is mainly used to oxidation of the primary alcohol into the aldehyde…

Q: Which is the major product? a. A b. Neither product would likely form c. B

A: According to Saytzeff's rule (also known as Zaitsev's rule), during dehydration, more substituted…

Q: Devise a synthesis of each substituted cyclopropane. Use acetylene (HC≡CH) as a starting material in…

A: Given:

Q: Rank the following alkenes in order of increasing stability:

A: The stability of alkene depends upon the degree of substitution and due to the hyperconjugation…

Q: A В C

A:

Q: Which ring in each compound is more reactive toward electrophiles?

A: The species that are electron deficient can be defined as electrophiles. Since, they have less…

Q: Draw a stepwise mechanism for the following reaction.

A: The first step is protonation of oxygen atom present in the ring(ring called ketal)

Q: Devise a synthesis of each compound from the indicated starting material, organic compounds…

A: Since your question has multiple subparts, we will solve only first three subparts for you. If you…

Q: A B

A: This is an elimination reaction.  Here HCl is removed or eliminated to get an alkene.

Q: Devise a synthesis of each acetal from 1-bromo-2-methylhexane, alcohols (and diols) containing one…

A: The structure of 1-bromo-2-methylhexane is given as shown below. It consists of six carbon atoms in…

Q: Devise a synthesis of each alcohol from organic alcohols having one or two carbons and any required…

A:

Q: Label the alkene in each drug as E or Z. Enclomiphene is one component of the fertility drug Clomid.…

A: a. The alkene in given drug Enclomiphene labelled as E or Z is shown below,

Q: Draw a stepwise mechanism for the following reaction.

A: The mechanism involves the steps drawn in the diagram.

Q: Draw

A:

Q: Bongkrekic acid is a toxic compound producted by Pseudomonas cocovenenans, and isolated from a mold…

A: If the higher priority group at one end of the double bond and the higher priority group at the…

Q: Draw a stepwise mechanism for the following intramolecular reaction.

A: Since O in the reactant is electronegative element. hence it will take proton from the HCOOH forming…

Q: Explain why A is aromatic but B is not aromatic (see attached file)

A: Given: Ring A: 9 membered unsaturated ring with 1 unsubstituted nitrogen atom Ring B: 9 membered…

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

A:

Q: Convert alkene A into alkyne B by a stepwise method.

A: Given:

Q: A is a toxin produced by the poisonous seaweed Chlorodesmis fastigiata. (a) Draw a stereoisomer of A…

A: E double bond is defined as when the same priority is present at the different side of the double…

Q: What ester and Grignard reagent are needed to synthesize each alcohol?

A: The first compound can be prepared for the ester named methyl-4-methyl pentanoate and2 moles of…

Q: Synthesize each compound from acetylene. You may use any other organic or inorganic reagents.

A: Reagent:- It is the reactive substance which attacks at less reactive reactant (called as substrate)…

Q: Draw the products formed when each alkene is treated with Grubbs catalyst.

A: Grubbs catalyst is Cl2(Cy3P)2Ru=CHPh a)

Q: Rank the attached alkenes in order of increasing stability.

A: Alkene stability depends on Degree of hyper conjugation.

Q: Draw all constitutional isomers formed when X is treated with NBS + hv.

A: The products formed are as given below:

Q: Devise a synthesis of each alkene using a Wittig reaction to form the double bond. You may use…

A:

Q: Devise a synthesis of each compound from cyclohexene and any required organic compounds or inorganic…

A: The following reactions are given by a.

Q: Devise a synthesis of each compound. You may use HC=CH, ethylene oxide, and alkyl halides as organic…

A: (a)

Q: What alkyne gives each compound as the only product after hydroboration-oxidation?

A: Hydroboration reaction takes place in the presence of a BH3 or B2H6 and H2O2, and will lead to the…

Q: Match each structure with its correct IUPAC name. A) B) C) D)

A: Concept- In IUPAC, first check the longest carbon chain and then do the numbering. make sure the…

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

A: a.

Q: Which carbon is most electrophilic in Y? Explain your choice.

A: Since the carbon attached to 2 O as shown below will be most electrophilic because it is having 2 O…

Q: What alkyne yields each ketone as the only product both with acid-catalyzed hydration and after…

A: An alkyne is a class of hydrocarbon-compounds containing a triple bond between two carbon-atoms. The…

Q: Devise a synthesis of each compound from cyclohexene and organic alcohols. You may use any other…

A: (a) The synthesis of given target molecule involves four parts: First part: Ethanol is a primary…

Q: Identify A,B,C&D

A: Aniline upon treated with NaNO2/HCl to give benzene diazoniumchloride , It is called…

Q: Draw enol tautomer(s) for each compound. Ignore stereoisomers.

A: a. Those compounds which the same molecular formula but differ in the position of protons and…

Q: Draw a stepwise mechanism for the following reaction.

A: Here the reactant present is 1,3-cyclohexadiene. The reaction undergoes in the presence of DCl ((2H)…

Q: Label each heterocycle as aromatic, antiaromatic, or not aromatic.

A: The aromaticity of a molecule is governed by the following factors: Cyclic Planar Delocalization of…