Which of these molecules will cyclize to give the insect pheromone frontalin? OH Но HO Frontalin (A) (В) (C)

Q: The UV spectrum of 1-phenylprop-2-en-1-ol shows an intense absorption at 220 nm and a weaker…

A: The isomeric product of 1-phenylprop-2-en-1-ol formed after its treatment with dilute sulphuric acid…

Q: The formula for the alarm pheromone for one species of ant is C7 H7 O. When treated with I2 and…

A: Given information,  Pheromone yields iodoform and n-hexanoic acid with I2 and NaOH,

Q: c) When compound A is treated with the strong base lithium diisopropylamine (LDA) followed by an…

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Q: Br CH,CO,H +Br, CH,CO,H CH3 `CH,CO,H CH3 A bromolactone

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Q: When N-bromosuccinimide is added to hex-1-ene in CCl4 and a sunlamp is shone on themixture, three…

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Q: Diazomethane is a toxic yellow gas that is both sensitive and explosive. However, it is a useful…

A: The above reaction involves 2 step mechanism as shown in pic below.

Q: Benzene HO. P.

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Q: Practice Problem 18.39 Rank the following compounds in order of increasing reactivity toward…

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Q: 3.) For the following reaction scheme, identify by drawing the reagents b and d and the intermediate…

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Q: Propose a structural formula for compound A, C5H13N, given its IR and calculated 1H-NMR spectra.

A: The provided molecular formula of the compound is C5H13N. So, the double bond equivalent (DBE) = 5 –…

Q: 8. The preparation of the sex pheromone of the boll worm moth, (E)-9,11-dodecadien-1-yp acetate from…

A: MnO2 oxidizes allylic primary alcohol to aldehyde Reaction of aldehude with Wittig reagent gives…

Q: 3. The major organic product which results when PHCHO is treated with the following sequence of…

A: From given  Both the question is solved according  Initially the sequence is given and schiff base…

Q: Draw the structure of the product/s in each of the following reactions. Ethanoyl chloride (A) Acetic…

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Q: Give the structural formulas of compounds A, B, and C in the following problems. EXPLAIN EXACTLY HOW…

A: 2,4-dinitrophenylhydrazine test is mainly used for the identification of the presence of aldehyde or…

Q: Explain in detail which of the following compounds (A or B) when reacted with acetophenone under…

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Q: Which of the two aromatic rings of phenyl benzoate would undergo nitration? What is the structure of…

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Q: After ozonolysis and treatment of the unstable ozonide with CH3SCH3, compound A was converted to the…

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Q: Classify the compounds in each of the following sets in decreasing order of their expected…

A: Given we know that the about the order of nucleophilic acyl substitution  reaction

Q: Synthesize each compound from benzene. Use a diazonium salt as one of the synthetic intermediates.

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Q: (b) Draw the structure of compound A and suggest a reaction mechanism for the transformation of A…

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Q: Natural products that contain the N-1,1-dimethyl-2-propenyl group often exhibit antifungal or…

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Q: When N-bromosuccinimide is added to hex-1-ene in CCl4 and a sunlamp is shone on themixture, three…

A: The three products obtained when N-bromosuccinimide is added to hex-1-ene in CCl4 and a sunlamp is…

Q: O₂N CH3 O 1. Br. CH3 CH3 FeBr 3 2. NBS, peroxide, heat ?

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Q: Solenopsin is an alkaloid found in the venom of fire ants. It is considered to be responsible for…

A: Here we are required to find the Starting material required for the formation of solenopsin

Q: For the following reaction, the cyanide nucleophile could reasonably substitute at either of two…

A: The reaction given is,

Q: Compound A undergoes an acid-catalyzed hydrolysis. One of the products (B) that is isolated gives…

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Q: Predict the major products when the following compounds are treated with Question #7…

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Q: The sex attractant of the housefly has the formula C23 H46. When treated with warm potassium…

A: Warm potassium permanganate splits double bond between carbon atoms and gives acid or carbonyl…

Q: Identify the product that can be obtained theoretically if the following reagents are mixed…

A: Interpretation: We have to make product if toluene react with bromine water.

Q: Predict the products when each compound undergo Ozonolysis (a) (b) (c) (d) (e)

A: A question based on alkene, which is to be accomplished.

Q: Treatment of r-butyrolactone with two equivalents of methylmagnesium bromide, followed by hydrolysis…

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Q: (c). Blattellaquinone is the sex pheromone of the female German cockcroach. It is released by…

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Q: (b) Draw the structure of compound A and suggest a reaction mechanism for the transformation of A…

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Q: In 1887, the Russian chemist Sergei Reformatsky at the University of Kiev dis- covered that…

A: Reformatsky reaction is  type of organic reaction in which  the condensation of an aldehyde or…

Q: (c) Treating lactone B with two equivalents of phenylmagnesium bromide, followed by hydrolysis in…

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Q: The sex pheromone of the common house fly has the molecular formula C23H46.   It can be synthesized…

A: Concept revision: 1. We know hydrogen atom of terminal alkynes is acidic and can be abstracted by…

Q: Write the mechanisms for the following reactions bellow, justifying each substitution position.

A: The first part is electrophilic chlorination. The chlorination occurs ortho and para to the acetyl…

Q: Thiols such as ethanethiol and propanethiol can be used to reduce vitamin K epoxide to vitamin KH2,…

A: Two thiol group are oxidised in each of the two reaction that overall reduces vitamin K epoxide…

Q: The last step in the synthesis of β-vetivone, a major constituent of vetiver, a perennial grass…

A: Vetivone is an organic compound which is derived from three isoprene units and belongs to the class…

Q: A step in a synthesis of PGE1 (prostanglandin E1, alprostadil) is reaction of a trisubstituted…

A: Bromination of alkene produce an bromonium ion intermediate. This bromonium formed stereoselective…

Q: ONa

A: Here I have provided n arrow-pushing mechanism for the following reaction. This is favourable…

Q: Which of the following alkyl halides undergoes an SN2 reaction with sodium methylthiolate, NaSCH3? *…

A: SN2 reaction is a nucleophilic substitution reaction in which the nucleophile attack and leaving…

Q: Diethyl carbonate serves as a less-toxic alternative to phosgene for making Lexan. Propose a…

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Q: When 1,4-dibromobutane was treated with excess ethanamine at  propanone, the main product had the…

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