Organic Chemistry
4th Edition
ISBN: 9780073402772
Author: Janice G. Smith
Publisher: MCG
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Textbook Question
Chapter 18, Problem 18.17P
Rank the following compounds in order of increasing reactivity in electrophilic aromatic substitution: C6H6, C6H5CI, C6H5OCH2,
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For following substituted benzenes:
[1] C6H5Br; [2] C6H5CN; [3] C6H5OCOCH3:
Does the substituent activate or deactivate the benzene ring inelectrophilic aromatic substitution?
Rank the compounds in each group in order of increasing reactivity in nucleophilic acyl substitution.
C6H5CO2CH3, C6H5COCl, C6H5CONH2
Consider the tetracyclic aromatic compound drawn below, with rings labeled as A, B, C, and D. (a) Which of the four rings is most reactive in electrophilic aromatic substitution? (b) Which of the four rings is least reactive in electrophilic aromatic substitution? (c) What are the major product(s) formed when this compound is treated with one equivalent of Br2?
Chapter 18 Solutions
Organic Chemistry
Ch. 18 - Prob. 18.1PCh. 18 - Prob. 18.2PCh. 18 - Prob. 18.3PCh. 18 - Prob. 18.4PCh. 18 - Prob. 18.5PCh. 18 - What acid chloride would be needed to prepare each...Ch. 18 - Prob. 18.7PCh. 18 - Draw a stepwise mechanism for the following...Ch. 18 - Prob. 18.9PCh. 18 - Prob. 18.10P
Ch. 18 - Prob. 18.11PCh. 18 - Prob. 18.12PCh. 18 - Problem 18.14 Draw all resonance structures for...Ch. 18 - Classify each substituent as electron donating or...Ch. 18 - Prob. 18.15PCh. 18 - Label each compound as more or less reactive than...Ch. 18 - Rank the following compounds in order of...Ch. 18 - Problem 18.18 Rank the following compounds in...Ch. 18 - Prob. 18.19PCh. 18 - Problem 18.20 Draw the products of each...Ch. 18 - Prob. 18.21PCh. 18 - Prob. 18.22PCh. 18 - Devise a synthesis of each compound from the...Ch. 18 - Problem 18.24 Draw the products of each...Ch. 18 - Problem 18.25 Draw a stepwise mechanism for the...Ch. 18 - Problem 18.26 Draw the products of each...Ch. 18 - Prob. 18.27PCh. 18 - Prob. 18.28PCh. 18 - Problem 18.29 How could you use ethylbenzene to...Ch. 18 - Prob. 18.30PCh. 18 - Problem 18.31 What steps are needed to convert...Ch. 18 - Problem 18.32 Synthesize each compound from...Ch. 18 - Synthesize each compound from benzene.Ch. 18 - Prob. 18.34PCh. 18 - 18.35 What is the major product formed by an...Ch. 18 - Draw the products formed when phenol (C6H5OH) is...Ch. 18 - Prob. 18.37PCh. 18 - Draw the products of each reaction. a. e. i. b. f....Ch. 18 - What products are formed when benzene is treated...Ch. 18 - Draw the products of each reaction. a.d. b.e. c.f.Ch. 18 - You have learned two ways to make an alkyl...Ch. 18 - Prob. 18.42PCh. 18 - Prob. 18.43PCh. 18 - 18.45 Explain why each of the following reactions...Ch. 18 - Prob. 18.45PCh. 18 - 18.47 For each of the following substituted...Ch. 18 - Which benzene ring in each compound is more...Ch. 18 - 18.49 For each N-substituted benzene, predict...Ch. 18 - Explain each statement in detail using resonance...Ch. 18 - Prob. 18.50PCh. 18 - Explain why the meta product is formed in the...Ch. 18 - 18.53 Rank the aryl halides in each group in order...Ch. 18 - Prob. 18.53PCh. 18 - 18.54 Draw a stepwise mechanism for the following...Ch. 18 - Prob. 18.55PCh. 18 - 18.56 Draw a stepwise, detailed mechanism for the...Ch. 18 - Prob. 18.57PCh. 18 - 18.58 Draw a stepwise mechanism for the following...Ch. 18 - Draw a stepwise mechanism for the following...Ch. 18 - Prob. 18.60PCh. 18 - Draw a stepwise mechanism for the following...Ch. 18 - Prob. 18.62PCh. 18 - Prob. 18.63PCh. 18 - Synthesize each compound from benzene and any...Ch. 18 - Synthesize each compound from benzene and any...Ch. 18 - Synthesize each compound from toluene (C6H5CH3)...Ch. 18 - Prob. 18.67PCh. 18 - Use the reactions in this chapter along with those...Ch. 18 - Prob. 18.69PCh. 18 - Prob. 18.70PCh. 18 - Problem 18.69 Identify the structures of isomers A...Ch. 18 - Prob. 18.72PCh. 18 - Problem 18.71 Compound X (molecular formula ) was...Ch. 18 - Prob. 18.74PCh. 18 - The NMR spectrum of phenol () shows three...Ch. 18 - Explain the reactivity and orientation effects...Ch. 18 - Prob. 18.77PCh. 18 - Prob. 18.78PCh. 18 - Prob. 18.79PCh. 18 - Prob. 18.80P
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- Rank the following compounds in the order of increasing reactivity in electrophilic aromatic substitution reaction.arrow_forwardWhich of the following is the strongest activating group in electrophilic aromatic substitution reactions? a) -CH2CH2OH b) –OCOCH3 c) –N(CH3)2 d) -N(CH3)3 e) -COOHarrow_forwardWhat effect and orientation does -OH group exhibit in electrophilic aromatic substitution reaction ?arrow_forward
- Arrange the following compounds in increasing order of their property as indicated :(i) CH3COCH3, C6H5COCH3, CH3CHO(reactivity towards nucleophilic addition reaction)(ii) Cl—CH2—COOH, F—CH2—COOH, CH3—COOH (acidic character)arrow_forwardRank the aryl halides in each group in order of increasing reactivity in nucleophilic aromatic substitution by an addition–eliminationmechanism. chlorobenzene, p-fluoronitrobenzene, m-fluoronitrobenzenarrow_forwardRank the following compounds from greatest tendency to least tendency to undergo nucleophilic aromatic substitution: chlorobenzene 1-chloro-2,4-dinitrobenzene p-chloronitrobenzene a. Rank the same compounds from greatest tendency to least tendency to undergo electrophilic aromatic substitution.arrow_forward
- Rank the aryl halides in each group in order of increasing reactivity in nucleophilic aromatic substitution by an addition-elimination mechanism.a. chlorobenzene, p-uoronitrobenzene, m-uoronitrobenzeneb. 1-fluoro-2,4-dinitrobenzene, 1-fluoro-3,5-dinitrobenzene, 1-fluoro-3,4-dinitrobenzenec. 1-fluoro-2,4-dinitrobenzene, 4-chloro-3-nitrotoluene, 4-fluoro-3-nitrotoluenearrow_forwardWhich of the following could act as an electrophile? A) CN^- B) NH2^- C) NH3 D) H3O^+arrow_forwardArrange the following compounds in order of increasing reactivity towards electrophilic aromatic substitution: Aniline Benzoic acid Chlorobenzene Ethylbenzenearrow_forward
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