flexibilene

Q: Many variations of ring-closing metathesis have now been reported.Tandem ring–opening–ring-closing…

A: In a Diels-Alder reaction a diene reacts with a dienophile to produce cycloalene derivative

Q: Draw a stepwise mechanism for the reduction of epoxide A to alcohol B using LiAlH4. What product…

A: Stepwise mechanism for the reduction of epoxide A to alcohol B: In the first step, the hydride…

Q: Ibufenac, a para-disubstituted arene with the structure HO2CCH2C6H4CH2CH(CH3)2, is a much more…

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Q: Farnesyl diphosphate is cyclized to sesquiterpene A, which is then converted to the bicyclic product…

A: The steps involved in the mechanism of the given reaction are as follows: The first step is the…

Q: Which of the following set of reagents will yield a vicinal diol when reacted with an alkene?   a…

A: ->Vicinal diol is Compound in which -OH group attached at adjacent carbons.

Q: Orsellinic acid, a common constituent of lichens, is synthesized from the condensation of acetyl…

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Q: The biosynthesis of lanosterol from squalene has intrigued chemistssince its discovery. It is now…

A: a. The first step is the protonation of hydroxyl group. In the next step, elimination of water…

Q: Brevicomin, the aggregation pheromone of the western pine bark beetle, contains a bicyclic bridged…

A:

Q: Example of compound with oxidizable (using PCC and H₂CrO₄) carbonyl:      A.) p-formylbenzoic acid…

A: Both PCC and H₂CrO₄ are oxidizing agents

Q: Draw the structure of a hydrocarbon that reacts with 2 equivalents of H2 on catalytic hydrogenation…

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Q: Atorvastatin (Lipitor) is used to decrease patient serum cholesterol levels. It works by inhibiting…

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Q: Introduction preparation of adipic acid from cyclohexanone and mechasim

A: cyclo hexanone is carbonyl compound (ketone) Cyclo hexanone oxidised into adpic acid in presence…

Q: One step in the synthesis of the nonsteroidal anti-inflammatory drug rofecoxib (trade name Vioxx)…

A: Suzuki reaction is a type of coupling reaction. The product formed by the reaction is R-R. It…

Q: Please provide the reagent (A) and the product (B) of the following scheme. A H30* EtO. Eto H. B A…

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Q: In addition to using CHX3 and base to synthesize dihalocarbenes, dichlorocarbene (:CCl2) can be…

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Q: (a) Draw a stepwise mechanism for the reaction of ethyl hexa-2,4-dienoate with diethyl oxalate in…

A: a.

Q: The bicyclic heterocycles quinoline and indole undergo electrophilic aromatic substitution to give…

A: Resonance plays the jey role in describing the reaction mechanism of there heterocyclic compounds.

Q: Consider a Robinson Annulation between but-3-en-2-one and 2- methylcyclohexanone. 1. Draw the…

A: Given-> Reaction But-3-en-2-one and 2-methylcyclohexanone

Q: Which of the following pairs are keto–enol tautomers? a. CH3CH2CH=CHCH2OH and CH3CH2CH2CH2CH=O b.…

A: Since we know that for compound to be keto-enol pair, the OH should be connected to the Carbon which…

Q: Determining the Regioselectivity of Opening an Epoxide Ring What product is formed when…

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Q: Flexibilene is a terpene isolated from Sinularia flexibilis, a soft coralfound in the Indian Ocean.…

A: Flexibilene is isolated from Sinularia exibilis.  Felxibiline is obtained from farnesyl diphosphate…

Q: Devise a synthesis of (E)-tetradec-11-enal, a sex pheromone of the spruce budworm, a pest that…

A: (E)-tetradec-11-enal, a sex pheromone of the spruce budworm, a pest that destroys fir and spruce…

Q: Consider the two-step synthesis of 2-hydroxy-2,4-dimethylpentanoic acid using the reagents provided.…

A: The prussic acid is another name of hydrogen cyanide having formula HCN. This hydrogen cyanide is a…

Q: Draw the product Y of the following reaction sequence. Y was anintermediate in the remarkable…

A: In the given reaction, the nucleophilic attack will takes place and followed by the elimination…

Q: Draw the products formed when attached naturally occurring compound istreated with O3 followed by…

A: The products formed when attached naturally occurring compound is treated with O3 followed by Zn,…

Q: (R)-Carvone, the major component of the oil of spearmint, undergoes acid-catalyzed isomerization to…

A: Acid-catalyzed isomerization of R carvone leads to the product carvacrol which is more stable than…

Q: Draw the products formed when α-D-gulose is treated with each reagent. a. CH3I, Ag2O b. CH3OH, HCl…

A: Hi, since there are multiple sub-parts posted we will provide you with answers for the first three…

Q: What steps are needed to convert benzene into p-isobutylacetophenone, a synthetic intermediate used…

A: The steps required to  convert benzene into p-isobutylacetophenone are 1) reacting benzene with 2…

Q: The following is a classic example of the cyclization of monoterpene geranyl pyrophosphate to form…

A: In resonating structures of a compound, Higher is the charge separation lower will be the stability…

Q: What is the structure of cis-jasmone, a natural product isolated from jasmine owers, formed by…

A: Lindlar catalyst: The catalyst is used for the hydrogenation of alkenes in a syn manner. This means…

Q: Draw the organic products formed when cyclopentene is treated withfollowing reagent.  [1] O3; [2]…

A: Cyclopentene reacts with many reagents to form different products. Cyclopentene can undergo many…

Q: What steps are needed to convert benzene into p-isobutylacetophenone, a synthetic intermediate used…

A: First we need to react the benzene with the below mentioned compound in presence of AlCl3  Than the…

Q: Reagents а. KMN04, NaOH, A b. CH3CH2CI, AICI3

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Q: b) Guided synthesis: Use the indicated structures to guide you through the synthesis of the alkyne…

A: The necessary reagent required to prepare the [3] from [1] is shown below.

Q: For alkenes A, B, C, and D: (a) Rank A—D in order of increasing heat ofhydrogenation; (b) rank A—D…

A: (a) Rank A—D in order of increasing heat ofhydrogenation;    C<D<A<B   (b), (b) rank A—D…

Q: Benzene can be nitrated with a mixture of nitric and sulfuric acids. NO2 HNO3, HSO, Draw the 3-atom…

A: An electrophile is a species of molecule that forms a bond with a nucleophile. Electrophiles can…

Q: Rank the aryl halides in each group in order of increasing reactivity in nucleophilic aromatic…

A: Nucleophilic aromatic substitution (SNar) reaction favors the addition of nucleophile on the…

Q: The bicyclic heterocycles quinoline and indole undergo electrophilic aromatic substitution to give…

A: (a) Here, the substitution does not occur on the ring which has a nitrogen atom since the lone pair…

Q: Q3/ Starting with toluene, how would you synthesize three different nitrobenzoic acids? Q4/ Draw a…

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Q: Ibufenac, a para-disubstituted arene with the structure HO2CCH26H4CH2CH(CH3)2, is a much more potent…

A: The molecular formula of given compound is: Its structure is:

Q: Draw the products (including stereoisomers) formed when (S)-2,4-dimethylhex-2-ene is treated with…

A: Anti Markonikov rule  Alkenes on reaction with HBr in the presence of peroxide forms an addition…

Q: CI CN NH2 F ÓH ŠOH OCH3 NO2

A: ->If such groups attached on benzene ring which are donating group then these groups increases…

Q: Brevicomin, the aggregation pheromone of the western pine bark beetle, contains a bicyclic bridged…

A:

Q: The biosynthesis of lanosterol from squalene has intrigued chemists since its discovery. It is now…

A: a. The first step is the protonation of hydroxyl group. In the next step, elimination of water…

Q: Sulfur ylides, like the phosphorus ylides, are usefulintermediates in organic synthesis. Methyl…

A: Introduction: The ion containing -ve charge over C-atom as well as a +ve charge over the heteroatom…

Q: Draw the structure(s) of the major organic product(s) obtained after workup of the following…

A: Ephidrine is a main alkaloid of “Ma huang” used as hypertensive and cardiac stimulant.

Q: 1. Draw the structure of the enol or enolate formed under the provided conditions, and estimate Keg…

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Q: Devise a synthesis of (E)-tetradec-11-enal, a sex pheromone of thespruce budworm, a pest that…

A: (E)-tetradec-11-enal, a sex pheromone of the spruce budworm, a pest that destroys fir and spruce…

Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.