Textbook Question
For each compound, show the products obtained from ozonolysis, followed by treatment with dimethyl sulfide.
c.
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Ch. 6 - The Reactions of Alkenes • The Stereochemistry of Addition Reactions
Bruice8th EditionOrganic ChemistryISBN: 9780135213711
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Table of contents
- Ch. 1 - Remembering General Chemistry: Electronic Structure and Bonding (Part 1)31
- Ch. 1 - Remembering General Chemistry: Electronic Structure and Bonding (Part 2)65
- Ch. 2 - Acids and Bases: Central to Understanding Organic Chemistry84
- Ch. 3 - An Introduction to Organic Compounds:Nomenclature, Physical Properties, and Structure183
- Ch. 4 - Isomers: The Arrangement of Atoms in Space121
- Ch. 5 - Alkenes: Structure, Nomenclature, and an Introduction to Reactivity • Thermodynamics and Kinetics83
- Ch. 6 - The Reactions of Alkenes • The Stereochemistry of Addition Reactions175
- Ch. 7 - The Reactions of Alkynes • An Introduction to Multistep Synthesis119
- Ch. 8 - Delocalized Electrons: Their Effect on Stability, pKa, and the Products of a Reaction • Aromaticity and Electronic Effects: An Introduction to the Reactions of Benzene148
- Ch. 9 - Substitution and Elimination Reactions of Alkyl Halides212
- Ch. 10 - Reactions of Alcohols, Ethers, Epoxides, Amines, and Sulfur-Containing Compounds131
- Ch. 11 - Organometallic Compounds60
- Ch. 12 - Radicals90
- Ch. 13 - Mass Spectrometry; Infrared Spectroscopy; UV/Vis Spectroscopy62
- Ch. 14 - NMR Spectroscopy95
- Ch. 15 - Reactions of Carboxylic Acids and Carboxylic Acid Derivatives123
- Ch. 16 - Reactions of Aldehydes and Ketones • More Reactions of Carboxylic Acid Derivatives141
- Ch. 17 - Reactions at the Alpha-Carbon101
- Ch. 18 - Reactions of Benzene and Substituted Benzenes144
- Ch. 19 - More About Amines • Reactions of Heterocyclic Compounds49
- Ch. 20 - The Organic Chemistry of Carbohydrates80
- Ch. 21 - Amino Acids, Peptides, and Proteins57
- Ch. 22 - Catalysis in Organic Reactions and in Enzymatic Reactions35
- Ch. 23 - The Organic Chemistry of the Coenzymes—Compounds Derived from Vitamins1
- Ch. 28 - Pericyclic Reactions58
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Bruice 8th EditionCh. 6 - The Reactions of Alkenes • The Stereochemistry of Addition ReactionsProblem 85a
Bruice 8th EditionCh. 6 - The Reactions of Alkenes • The Stereochemistry of Addition ReactionsProblem 85aChapter 7, Problem 85a
For each compound, show the products obtained from ozonolysis, followed by treatment with dimethyl sulfide.
a. 
Verified step by step guidance1
Step 1: Identify the functional group in the compound. The given structure is a cyclohexene, which contains a double bond within a six-membered ring.
Step 2: Understand the reaction mechanism. Ozonolysis involves the cleavage of the double bond by ozone (O₃), forming an ozonide intermediate. This intermediate is then treated with dimethyl sulfide (DMS, (CH₃)₂S), which reduces the ozonide to carbonyl compounds.
Step 3: Locate the double bond in the structure. The double bond in cyclohexene is between two adjacent carbon atoms in the ring.
Step 4: Predict the cleavage products. The double bond will split, and each carbon involved in the double bond will form a carbonyl group (either an aldehyde or ketone). For cyclohexene, this results in two molecules of formaldehyde (CH₂O).
Step 5: Summarize the reaction. After ozonolysis and treatment with dimethyl sulfide, the products are two carbonyl compounds derived from the cleavage of the double bond. In this case, the products are formaldehyde molecules.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Ozonolysis
Ozonolysis is a reaction involving the cleavage of alkenes or alkynes using ozone (O3) to form carbonyl compounds, such as aldehydes and ketones. The reaction typically occurs in two steps: first, the alkene reacts with ozone to form a molozonide, which rearranges to form ozonide. This ozonide can then be hydrolyzed or treated with a reducing agent to yield the final carbonyl products.
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General properties of ozonolysis.
Dimethyl Sulfide (DMS) Treatment
Dimethyl sulfide (DMS) is often used as a reducing agent in organic chemistry, particularly in the context of ozonolysis. After the initial ozonolysis step, DMS can reduce the ozonide intermediate to yield aldehydes or ketones, effectively converting the carbonyl compounds into more stable products. This step is crucial for preventing the formation of unwanted byproducts and for achieving the desired carbonyl compounds.
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Cyclohexene Structure
Cyclohexene is a cyclic alkene with a six-membered carbon ring and one double bond. Its structure is significant in ozonolysis as the position of the double bond influences the products formed during the reaction. Understanding the geometry and reactivity of cyclohexene is essential for predicting the outcome of ozonolysis and subsequent treatment with DMS, as it determines how the molecule will cleave and what functional groups will be generated.
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Related Practice
Textbook Question
Draw the products of the following reactions. If the products can exist as stereoisomers, show which stereoisomers are formed.
i. (Z)-3,4-dimethyl-3-heptene + H2, Pd/C
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Textbook Question
What is the major product of the reaction of each of the following with HBr?
c.
d.
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Textbook Question
For each compound, show the products obtained from ozonolysis, followed by treatment with dimethyl sulfide.
d.
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Textbook Question
a. What product is obtained from the reaction of HCl with 1-butene? With 2-butene?
b. Which of the two reactions has the greater free energy of activation?
c. Which compound reacts more rapidly with HCl: (Z)-2-butene or (E)-2-butene?
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Textbook Question
For each compound, show the products obtained from ozonolysis, followed by treatment with dimethyl sulfide.
b.
1
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