Perform a hydride shift to produce a more stable carbocation Show the delocalization of the positive charge of the carbocation Form a conjugated alkene
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Q: structural formula for the more stable carbocation intermediate formed in the reaction shown. CH,CH2…
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Q: 3. Write down the mechanism for the following reaction and predict which of the two possible…
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Q: This is what CH you want as major product
A: Given reaction is : How would you go about changing the reaction so that it is possible to isolate…
Q: Draw a structural formula for the product of each SN1 reaction. Where configuration of the starting…
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Q: Predict the structure of the rearranged carbocation. A) I B) II C) III D) IV
A: The solution is given below -
Q: . Give the mechanism of the following reactions. Make sure to show all electron lone pairs and…
A: In this question we will give step-by-step mechanism by showing all the curved arrows, lone pair and…
Q: Assign E or Z configurations to alkene below. но-
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Q: During the free radical halogenation of 3-ethylhexane, many different hydrogens are removed from the…
A: Alkanes undergo a halogenation reaction in the presence of halogen and light. The reaction of…
Q: Show the starting diene and dienophile you could use to prepare the following molecule:
A: 1st question Answer is given in below image
Q: SN2 reaction
A: SN2 is the substitution nucleophilic bimolecular mechanism. It is a single step mechanism involving…
Q: What synthetic goal is achieved by subjecting an alkene to an oxymercuration-demercuration reaction…
A: Oxymercuration-Demercuration is one of the common method to introduce H2O in an alkene. The reagent…
Q: Which reagent below would be used to convert the following alkyne to the alkene shown? محمو NaNH2,…
A: -> Alkyne can be reduced to trans alkene in presence of sodium/ liq NH3 .
Q: Carbocations undergo 1,2-methyl shift or 1,2-hydride shift to produce a more stable intermediate.…
A: The mechanism can be shown as:
Q: Indicate which carbocation is the most stable carbocation and which carbocation is the least stable…
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Q: Electrophilic addition to an alkene proceeds via Markovnikov regiochemistry due to the formation of…
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Q: The carbocation below can rearrange to a more stable ion. Propose a structure CH3 CH3CCHCH3 CH3
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Q: Rather then forming a carbocation, the addition of Br2 to an alkene generates a ion.
A: The addition of Br2 to an alkene generates a radical ion.
Q: Show the intermediates and products that result from alkoxymercuration–demercuration of…
A: In the oxymercuration-demercuration reaction, first the alkene attacks on the Hg2+ salt to form…
Q: Each of the carbocations below can form a more stable carbocation through either resonance or…
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Q: b) Use curved arrows to explain the formation of the product. Comment on whether the reaction will…
A: Given:
Q: CH3 CH3ČCHCH3 CH3
A: The stability of the carbocation can be understood by the hyperconjugation structures. As the number…
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A: Pent-1,3-diene and HBr will yield: This is electrophilic addition reaction.
Q: Show the starting diene and dienophile you could use to prepare the following molecule:
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Q: The carbocation below can rearrange to a more stable ion. Propose a structure for the likely…
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Q: Choose the structure that fits the descriptions below from the pool of choices. 1. An isolated…
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Q: Draw a structural formula for the product of each SN1 reaction. Where configuration of the starting…
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Q: Which carbocation is least stable and which is most stable? Which carbocation can't be rearranged…
A: The order of stability of carbocations -3° > 2° > 1° >methyl cation
Q: If 2-fluoropentane could undergo an E1 reaction, would you expect the major product to be the more…
A: Please find below the reaction taking place
Q: Match the following SN1 and E1 reactions to the correct energy diagram. ASsume all reactions will…
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Q: + 1. Draw line structures of all of the C3H17* carbocations that have the carbon skeleton shown…
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Q: Draw a structural formula for the product of each SN2 reaction. Where configuration of the starting…
A: Given:
Q: Choose the structure that fits the descriptions below from the pool of choices. Use the dropdown…
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Q: Provide a detailed, stepwise mechanism for the following transformation. Use the curved arrow…
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Q: a. CH3CHCH=CH2 d. CH3 ČH3 CH2 CH3 b. e. CH2=CHCCH3 ČH3 c. CH3CHCH2CH=CH2 f. CH3 CH3
A: Applying markonikovs rule to determination of major product.
Q: Draw the approximate energy diagram, annotations, of the rotamers of 2-bromo-3-methyl butane…
A: Let us make the energy diagram. Most stable is anti periplanar with lowest energy and most unstable…
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- Carbocations are carbons bearing a formal positive charge. a. Carbocations can be stabilized by induction and hyperconjugation. Explain each of these forms of stabilization.In some nucleophilic substitutions under SN1 conditions, complete racemization does not occur and a small excess of one enantiomer is present. For example, treatment of optically pure 1-bromo-1-phenylpropane with water forms 1- phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data. (b) Whichproduct predominates—the product of inversion or the product of retention of conguration? (c) Suggest an explanation for this phenomenon.In some nucleophilic substitutions under SN1 conditions, complete racemization does not occur and a small excess of one enantiomer is present. For example, treatment of optically pure 1-bromo-1-phenylpropane with water forms 1-phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data. (b) Which product predominates—the product of inversion or the product of retention of configuration? (c) Suggest an explanation for this phenomenon.
- In some nucleophilic substitutions under SN1 conditions, complete racemization does not occur and a small excess of one enantiomer ispresent. For example, treatment of optically pure 1-bromo-1phenylpropane with water forms 1-phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data. (b) Which product predominates—the product of inversion or the product of retention of configuration? (c) Suggest an explanation for this phenomenon.What is the product of the following [1,3] sigmatropic rearrangement, A or B?In some nucleophilic substitutions under SN1 conditions, completeracemization does not occur and a small excess of one enantiomer ispresent. For example, treatment of optically pure 1-bromo-1-phenylpropane with water forms 1-phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data.(b) Which product predominates—the product of inversion or the product of retention of configuration? (c) Suggest an explanation for this phenomenon.
- Provide the complete mechanism using Curved Arrow Formalism for the reaction of 1-chloro-1-methylcyclopentane treated with NaOMe in MeOH. If more than one product is formed, which is the major, minor, and very minor product? Is the reaction SN1, SN2, E1, or E2. I appreciate the help on this question.a. How many s bond orbitals are available for overlap with the vacant p orbital in 1. the isobutyl cation? 2. the n-butyl cation? 3. the sec-butyl cation? b. Which of the carbocations in part a is most stable?List the following carbocations in each set in order from most stable to least stable:
- Carbocations often rearrange, as shown below. Draw in the hydrogens on the two carbons involved in the rearrangement, and show formal arrow-pushing to illustrate the transformation.Illsutrate the Energy diagram for carbocation formation in two different SN1 reactions ?for the Cl2 addition reaction with 1,2dimethylcyclohexene, draw the most reasonable curved arrow mecanism. based on the reaction products, explain why a carbocation intermediate cannot be proposed
