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![2.Provide the most probable reagent(s) to accomplish the following reaction:
HO
3.Draw the starting compound and provide the most probable reagent(s) to prepare
1-isopropylcyclopentanol:](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2b33b01c-85ce-4633-885b-c121b306567e%2F47a0939b-1198-4dd7-815d-d81bfe254680%2Fnho9634_processed.jpeg&w=3840&q=75)
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- 4. Give the starting alkene and any other reagents needed to selectively make the following compounds (with no organic byproducts!): OH L Eto OH all OH Br Br BrDraw the starting compound and provide the most probable reagent(s) to prepare 1-isopropylcyclpentanol:5. Which product is formed in the following reaction? OH KCrO, 77 OH (e) (b) (c)
- Sulfonation of alcohols to form mesylates, tosylates, or triflates turns the ordinarily poor alcohol-leaving group into a good resonance- stabilized leaving group. Consider the synthetic scheme below, which involves a sulfonation, and predict the product of the two-step sequence. : OH 744 1. MsCl 2. (CH3)3CONa3H. Put it all together. Predict the E1 products of the following reaction. Label alkenes as E/Z. 4. Predict the E1 products of the following reaction. Label akenes as E/Z.Questão 10A certain hydrocarbon had the molecular formula C16H26 and contained two triple bonds. Ozonolysis resulted in CH3(CH2)4CO2H and HO2CCH2CH2CO2H as the only products. What is the reasonable structure for this hydrocarbon? Hexadec-6,10-dino undec-1,5-dino Hept-1,5-dino hex-1,5-dino nah
- Predict the dehydrohalogenation product(s) that result when the following alkyl halides are heated in alcoholic KOH. When more than one product can be formed, rank them in terms of their predicted stability (1 is most stable isomer, 2 the next most stable isomer, etc...) a) b) HD HD H CH3 ''CI H CH3 Br 'Br KOH EtOH KOH EtOH KOH EtOHFollowing are two diastereomers of 3-bromo-3,4-dimethylhexane. On treatment with sodium ethoxide in ethanol, each gives 3,4-dimethyl-3-hexene as the major product. One diastereomer gives the E alkene, and the other gives the Z alkene. Which diastereomer gives the E alkene? Me Br Ме Br Me H Mer Et Et b Et Et a a Following are two diastereomers of 3-bromo-2,3,4-trimethylhexane. On treatment with sodium ethoxide in ethanol, each gives 2,3,4-trimethyl-3-hexene as the major product. One diastereomer gives the E alkene, and the other gives the Z alkene. Which diastereomer gives the Z alkene? Me H Me Me Br Et Me Br Et iPr H iPr a b Following are two diastereomers of 3-bromo-4-ethyl-2,3,5-trimethylhexane. On treatment with sodium ethoxide in ethanol, each gives 3-ethyl-2,4,5-trimethyl-3-hexene as the major product. One diastereomer gives the E alkene, and the other gives the Z alkene. Which diastereomer gives the Z alkene? Br iPr H H Br Me iPr iPr Et Ме Et iPr a b b Ill3. Give the Major product(s) and name the starting compound with stereochemistry: H20 H,O H,SO, H,SO, HgSO, a.
- H3C N- H₂NNH₂ H⭑ CH3 H3C IN CH3 Hydrazine reacts with 2,4-pentanedione to yield 3,5-dimethylpyrazole. Including protonations and deprotonations, the reaction takes 12 steps. Write out the mechanism on a sheet of paper and then draw the structure of the product of step 6. • You do not have to consider stereochemistry. •You do not have to explicitly draw H atoms. • Do not include lone pairs in your answer. They will not be considered in the grading. • In an elimination step, include the structure of the leaving group, but draw it in its own sketcher. Separate structures with + signs from the drop-down menu. ? Sn th Previous NextWhich reaction would produce the proposed product in a good yield? H NaBH, MeOH Н,О, Н,О OH НО ОН Н НО, Н,О 1. CH,MgBr 2. 1,0 HO OH X НО ОН х3. Give the reagents needed to form the indicated products: CN CN
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