Despite it being equally favorable, opening of the epoxide does not happen in the absence of an acid catalyst. How does acid make the reaction faster? Demonstrate this concept by directly comparing the reaction coordinate diagram for both situations A and B.
Ch. 9 - Alkenes 2: Oxidation and Reduction

Mullins1st EditionOrganic Chemistry: A Learner Centered ApproachISBN: 9780137566471당신이 사용하는 게 아니라요?교과서 변경
8장, 문제 29b
Draw the product(s) you'd expect when each of these alkenes is treated first with O3, then with CH3SCH3
(b) 
검증된 단계별 안내1
Identify the alkene in the given structure. The double bond is located between the two carbon atoms connecting the isopropyl group and the cyclohexane ring.
Understand that ozonolysis involves the cleavage of the carbon-carbon double bond. Ozone (O₃) will react with the alkene to form an ozonide intermediate.
Recognize that the ozonide intermediate will be reduced by dimethyl sulfide (CH₃SCH₃) to form carbonyl compounds. Each carbon of the former double bond will become a carbonyl group.
Draw the products by replacing the double-bonded carbons with carbonyl groups. The isopropyl group will be attached to an aldehyde, and the cyclohexane ring will be attached to a ketone.
Ensure that the final structures are correctly drawn, showing an aldehyde and a ketone as the products of the ozonolysis reaction followed by reduction with dimethyl sulfide.

비슷한 문제에 대한 검증된 영상 답변:
이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
주요 개념
질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.
Ozonolysis
Ozonolysis is a reaction where ozone (O₃) cleaves alkenes to form carbonyl compounds. The process involves the formation of an ozonide intermediate, which is then reduced to yield aldehydes or ketones. This reaction is useful for breaking down complex alkenes into simpler, identifiable fragments.
추천 영상:
General properties of ozonolysis.
Reductive Workup
Reductive workup in ozonolysis involves using a reducing agent, such as dimethyl sulfide (CH₃SCH₃), to convert the ozonide intermediate into stable carbonyl compounds. This step prevents the formation of carboxylic acids, ensuring that aldehydes are produced instead, which is crucial for maintaining the integrity of the original carbon skeleton.
추천 영상:
Reductive Workup Mechanism:
Alkene Structure
Understanding the structure of the alkene is essential for predicting the products of ozonolysis. The alkene in the image is a cyclohexene with an isopropyl group attached, indicating that ozonolysis will cleave the double bond, resulting in two carbonyl compounds: an aldehyde from the isopropyl group and a ketone from the cyclohexene ring.
추천 영상:
가이드 코스
Alkene Metathesis Concept 5
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Draw the product(s) you'd expect when each of these alkenes is treated first with O3, then with CH3SCH3
(c)
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Draw the product(s) you'd expect when each of these alkenes is treated first with O3, then with CH3SCH3
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Draw the product(s) you'd expect when each of these alkenes is treated first with O3, then with CH3SCH3
(d)
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Suggest a synthesis of the following aldehydes or ketones using the ozonolysis reaction of an alkene.
(a)
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In Assessment 9.26, what is the relationship between the enantiomers of compound A and the enantiomers of compound B?
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