Please do the followings questions.  A. 2-butyne + disiamylborane followed by H2O2, -OH and H2O B. 2-butyne + HgSO4, H2SO4 and H2O

Q: c) Label (if possible) the structure(s) in part (b) as either Z or E double bond isomers. Recently,…

A: Natural  products is chemical compound produced by living organisms.

Q: Choose the right reagent or series of reagents from the ones listed to synthesize the following…

A: C6H6 and CH3CH2CH2COCl , AlCl3 followed by Zn(Hg) , HCl then NBS  Benzene is undergoing Friedel…

Q: or SN2 Explain the order in which 1o (primary) alkyl halides reacted and explain why. The 1o…

A: The reactivity rate of SN2 reaction depends upon the concentration of both substrate and…

Q: Br

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Q: Complete the possible structures of all reaction involved in the reaction below. KMNO.…

A: KMnO4: potassium permagnate is an inorganic compound with the formula KMnO4. It is a salt of…

Q: Step 2: Draw curved arrows to give elimination. : 0 MC HC ة CH CH₂ ا H H3C CH2 mayor. CH3 H H H

A: We have to show the mechanism for curved arrows.

Q: Give the mechanasim Br₂ ccty HBr H₂02 НВО C

A: Reaction 1 : Br2 addition to alkenes produces trans -1,2-dibromo compound. Reaction 2 : HBr addition…

Q: e) How does ring strain affect the carbonył stretching for cyclic ketonęs of different ring sizes?

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Q: The molecule below will produce a positive test with OCH3

A: The molecule given is ester and will produce positive test with Alkaline Fe(III)hydroxamate test.…

Q: Now, make two identical models of bromochloroiodomethane (CHBRCII) and confirm that they can be…

A: The compound given for identification of stereochemistry is bromochloroiodomethane (CHBrClI).

Q: The least Stable carbocation is

A: Given that : We have to identify the least stable carbocation out of the following :

Q: b) Write out 3 preparations of 1-pentanol, a different starting material for each one. You may use…

A: Given,  Compound = 1-Pentanol  Write out 3 preparations of 1-Pentanol, a different starting material…

Q: Show the reaction between 1-bromopentane and sodium ethoxide using curved arrows.

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Q: (a) HE H -H H₂N² Give TUPAC Name (b) Corive mechanism with Curved arrowsg th-el-

A: According to IUPAC nomenclature  an organic compound is named by identifying molecule's longest…

Q: Using example discuss SN1 reactions ?

A: SN1 reaction is a nucleophilic substitution reaction. From the name itself, S stands for…

Q: A Moving to another question will save this response. Question 5 Which one of the following…

A: In the given compounds toluene,benzene, chlorobenzene,t-butyl benzene undergo a Friedel-crafts…

Q: Give detailed answer- Provide example of compound that fulfil each criteria below. Explain why-…

A: Dear student since it is a multiple subparts questions,  according to bartleby guidlines here i am…

Q: molecules and provide short descriptio: 1. H-Ņ-CH3

A: The functional group in the above compound is amine (-NH2 group). The nitrogen in the amino group is…

Q: true or false of these three potential leaving groups (-OH, -Br , and -OCH3) , -OH is the poorest.

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Q: Classify the following carbocations as primary, secondary, tertiary, methyl, or vinyl carbocations…

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Q: Compound X is insoluble in cold KMnO4, Br2 in CCl4, and conc. H2SO4. Compound X is most likely: a.…

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Q: A hydrocarbon of unknown structure has the formula C8H10. On catalytic hydrogenation over the…

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Q: Show how HC≡CH, CH3CH2Br, and (CH3)2CHCH2CH2Br can be used to prepare CH3CH2C≡CCH2CH2CH(CH3)2. Show…

A: SN2 reaction:  The alcohols is reaction with acids like hydrochloric acid or hydrobromic acid, the…

Q: Complete the table with respect to each structure. m Structure Planar? Completely Conjugated? # of…

A: Planarity: In the first structure there is a carbanion present. The hybridization involved in…

Q: write the type of Al cokols:- 1 or 2° The fallahing rこ 1 Benzyl alcehel 2. Propylene al cehol 3.…

A: Alcohols are the group of compounds in which the functional group is a hydroxyl (OH). Alcohols can…

Q: Fill in the blanks: The difference in energy between benzene and 1,3,5-Cyclohexatriene is called The…

A: The difference in energy between benzene and 1,3,5-Cyclohexatriene is called :-  delocalization…

Q: Carbocations rearrange with some ease. An example of this is shown below. Indicate, with the…

A: Rearrangement of carbocations takes place to produce more stable carbocations.

Q: Arrange the following groups in the order of decreasing priority according to the Cahn-Ingold-Prelog…

A: The correct series with explanation is provided in the next step:

Q: 3. Which do itself? Why? guhic Chemistry an aromatic ion precursor? 9-bromocyclononatetraene or…

A: The reactants given are 9-bromocyclononatetraene and cyclononatetraene.

Q: Organometallic reagents are useful synthetically because they react as if they :: that is, carbon…

A: Organometallic substances are organic compounds having negatively charged organic part and…

Q: H3C D HCH3 C₂H5 A [1,5-H]

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Q: For the boxes on top of the arrow, fill in the reagent(s) and solvent(s). -SiMe3 BY

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Q: Hydrolyze the molecule below in acid (HCI). No sticks, please. ONLY cyclic product(s) can be drawn…

A: Acyclic amide gets hydrolysed while lactam remains unaffected

Q: 1. CH3 H3C-C. CH3 :Br r-Br: CH3 H3C-C-Br: I CH3 Br:

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Q: Suggest an experimental procedure whereby this protecting group can be removed to regenerate the…

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Q: c) Complete the following reaction scheme for structures E, F, G, H and I. F Br2 / H2O Cl i. BH3,…

A: Reagent KOH gives elemination reaction with alkyl halide because KOH is strong base

Q: Kepone, aldrin, and chlordane are synthesized from hexachlorocyclopentadiene and other…

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Q: How process of ring-flipping also affects the orientation of cyclohexane's hydrogen atoms ?

A: Ring flip is the process of interconversion of cyclic conformers of same shape.

Q: Which of the following will not give a

A: Baeyer's reagent is Cold. alkaline KMnO4 is called " Baeyer's reagent " To find out the…

Q: What hydrocarbon (hydrogen and carbon only) formula would you use to start this problem? How many…

A: Using the following formula no.of unsaturation can be calculated  1. For compound with carbon,…

Q: True or False 1. Liebermann-Burchard Test -Color change is due to increasing conjugation of the…

A: As per our guidelines, we can only solve the first four parts in a question. Please resubmit the…

Q: (d) Complete the following reaction: hv (i) Cp2TiMe2 +2 [RCH=CHR] AlMez (ii) [Cp*Ir"Cl}]2 (iii)…

A: NiCl2(PMe3)2 + RMgCl → ?

Q: Show how HC ≡ CH, CH3CH2Br, and (CH3)2CHCH2CHBr can be used to prepare CH3CH2C ≡ CCH2CH2CH(CH3)2.…

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Q: Questions 1 and 2 Solvents used are hexane,toluene,acetone,ethanol, and water

A: Determination of the polarity of the given compound: Trans-stilbene can be categorized as nonpolar,…

Q: How many degrees of unsaturation are present in the following structure? Your answer should be a…

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Q: Why do you suppose no one has ever been able to make cyclopentyne as a stable molecule? Cyclopentyne

A: Since you have posted multiple questions, we are entitled to answer the first only.

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.