Organic Chemistry
8th Edition
ISBN: 9781305580350
Author: William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 22, Problem 22.39P
The first widely used herbicide for the control of weeds was 2,4-dichlorophenoxyacetic acid (2,4-D). Show how this compound might be synthesized from phenol and chloro-acetic acid by way of the given chlorinated phenol intermediate.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Describe how 3-methyl-1-phenyl-3-pentanol can be prepared from benzene. You can use any inorganic reagents and solvents, and any organic reagents provided they contain no more than two carbons.
The (R)-isomer of a-terpineol is a component of perfumes and flavorings and has a lilac-like floral odor. The (S)-isomer has a pine-like odor. Propose two methods of producing a-terpineol using Grignard reactions. [Ignore stereochemistry in your synthesises.]
The following questions concern ethyl (2-oxocyclohexane)carboxylate.(a) Write a chemical equation showing how you could prepare ethyl (2-oxocyclohexane)-carboxylate by a Dieckmann cyclization.(b) Write a chemical equation showing how you could prepare ethyl (2-oxocyclohexane)-carboxylate by acylation of a ketone.(c) Write structural formulas for the two most stable enol forms of ethyl (2-oxocyclohexane)carboxylate.(d) Write the three most stable resonance contributors to the most stable enolate derived from ethyl (2-oxocyclohexane)carboxylate.(e) Show how you could use ethyl (2-oxocyclohexane)carboxylate to prepare 2-methylcyclohexanone.(f) Give the structure of the product formed on treatment of ethyl (2-oxocyclohexane)-carboxylate with acrolein (H2C=CHCH=O) in ethanol in the presence of sodium ethoxide
Chapter 22 Solutions
Organic Chemistry
Ch. 22.1 - Prob. 22.1PCh. 22.1 - Write a structural formula for the product from...Ch. 22.1 - Prob. 22.3PCh. 22.2 - Prob. 22.4PCh. 22.2 - Predict the major produce(s) of each electrophilic...Ch. 22.3 - In SN2 reactions of haloalkanes, the order of...Ch. 22 - Prob. 22.8PCh. 22 - Prob. 22.9PCh. 22 - Addition of m-xylene to the strongly acidic...Ch. 22 - Addition of tert-butylbenzene to the strongly...
Ch. 22 - What product do you predict from the reaction of...Ch. 22 - Other groups besides H+ can act as leaving groups...Ch. 22 - Prob. 22.14PCh. 22 - Prob. 22.15PCh. 22 - Prob. 22.16PCh. 22 - Prob. 22.17PCh. 22 - Suggest a reason why the nitroso group, N=O, is...Ch. 22 - Prob. 22.19PCh. 22 - Prob. 22.20PCh. 22 - The following molecules each contain two aromatic...Ch. 22 - Prob. 22.22PCh. 22 - Prob. 22.23PCh. 22 - The insecticide DDT is prepared by the following...Ch. 22 - Prob. 22.25PCh. 22 - Prob. 22.26PCh. 22 - Prob. 22.27PCh. 22 - Prob. 22.28PCh. 22 - Prob. 22.29PCh. 22 - Prob. 22.32PCh. 22 - Show how to prepare each compound from...Ch. 22 - Prob. 22.34PCh. 22 - Show reagents and conditions to bring about the...Ch. 22 - Prob. 22.36PCh. 22 - Propose a synthesis for each compound from...Ch. 22 - The first widely used herbicide for the control of...Ch. 22 - The first widely used herbicide for the control of...Ch. 22 - Prob. 22.40PCh. 22 - Prob. 22.41PCh. 22 - Prob. 22.42PCh. 22 - Prob. 22.43PCh. 22 - Cancer of the prostate is the second leading cause...Ch. 22 - Prob. 22.45PCh. 22 - Prob. 22.46PCh. 22 - Prob. 22.47PCh. 22 - When certain aromatic compounds are treated with...Ch. 22 - Prob. 22.49PCh. 22 - Following is the structure of miconazole, the...Ch. 22 - Prob. 22.51PCh. 22 - Prob. 22.52PCh. 22 - Prob. 22.53PCh. 22 - Show how the antidepressant venlafaxine (Effexor)...Ch. 22 - Prob. 22.57PCh. 22 - Given this retrosynthetic analysis, propose a...Ch. 22 - Prob. 22.59PCh. 22 - Prob. 22.60PCh. 22 - Prob. 22.61PCh. 22 - A newer generation of antipsychotics, among them...Ch. 22 - Prob. 22.63P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- The compound eutypine is an antibacterial agent isolated from the fungus Eutypa lata. This fungus results in a disease common to vineyards called eutyposis. Give a sequence of reactions that will take the following reactant and give eutypine when the other reactants used in the sequence are acetylene and acetone.arrow_forwardWittig reactions with the following -chloroethers can be used for the synthesis of aldehydes and ketones. (a) Draw the structure of the triphenylphosphonium salt and Wittig reagent formed from each chloroether. (b) Draw the structural formula of the product formed by treating each Wittig reagent with cyclopentanone. Note that the functional group is an enol ether or, alternatively, a vinyl ether. (c) Draw the structural formula of the product formed on acid-catalyzed hydrolysis of each enol ether from part (b).arrow_forwardGrignard reagent is a versatile tool in synthetic organic chemistry. Using bromocyclopentane as a starting material, show how a Grignard reagent, X, is synthesized. Reaction of X with water produces compound Y while treatment in carbon dioxide followed by hydrolysis forms compound Z. 3-methyl-2butanone reacts with X and hydrolyses to yield compound AA. Draw the structural formulae of compounds Y, Z and AA and write the chemical equations respectively.arrow_forward
- A common illicit synthesis of methamphetamine involves an interesting variation of the Birch reduction. A solution of ephedrine in alcohol is added to liquid ammonia, followed by several pieces of lithium metal. The Birch reduction usually reduces the aromatic ring, but in this case it eliminates the hydroxy group of ephedrine to give methamphetamine. Propose a mechanism, similar to that for the Birch reduction, to explain this unusual course of the reaction.arrow_forwardWhat is the product resulted due to the reaction of 2-hydroxy-3-methoxybenzaldehyde with ethyl bromoacetate in a basic solution indicating all the reagents and intermediates occurred during the reaction? What is the product obtained when product A reacted with ethyl acetate in the same basic solution?arrow_forwardCompound A has molecular formula C7H15B.. Treatment of compound A with sodium ethoxide yields only one elimination product (compound B) and no substitution products. When compound B is treated with dilute sulfuric acid, compound C is obtained, which has molecular formula C7H160. Draw the structures of compounds A, B, and C.arrow_forward
- Acetals are formed from the reaction of two alcohols with a carbonyl under acidic conditions. Acetal formation is faster with 1,2-ethanediol than with two methanol molecules. Choose the factor that explains the difference in reaction rates. A) The reaction with 1,2-ethanediol has a lower AH (enthalpy) of reaction. B) The reaction with 1,2-ethanediol has a higher AH (enthalpy) of reaction. C) The reaction with 1,2-ethanediol has a more favorable entropy of reaction.arrow_forwardA synthetic organic molecule, G, which contains both aldehyde and ether functional groups, is subjected to a series of reactions in a multi-step synthesis pathway. In the first step, G undergoes a Wittig reaction, leading to the formation of an alkene, H. Subsequently, H is treated with an ozone (O3) reagent followed by a reducing agent in an ozonolysis reaction, resulting in the formation of two different products, I and J. Considering the functional groups present in G and the nature of the reactions involved, what are the most probable structures or functional groups present in products I and J? A. I contains a carboxylic acid group, and J contains an aldehyde group. B. I contains a ketone group, and J contains an alcohol group. C. I and J both contain aldehyde groups. D. I contains an ester group, and J contains a ketone group. Don't use chat gpt.arrow_forwardWhat reactions and reagents can be used to make phenol from benzene if electrophilic aromatic substitution reactions are excluded and benzene is the only source of carbon?arrow_forward
- Identify the best reagents to complete the following reaction.arrow_forwardHow many stereoisomers are obtained from the reaction of 3-methyl-2-butanone with each of the following organometallic reagents followed by the addition of dilute acid? Name each stereoisomer. ethyllithium methylmagnesium bromidearrow_forward3,5-Dibromo-4-hydroxybenzenesulfonic acid is used as a disinfectant. Propose a synthesis of this compound from phenol.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Organic ChemistryChemistryISBN:9781305580350Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. FootePublisher:Cengage Learning
Organic Chemistry
Chemistry
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:Cengage Learning
Alcohols, Ethers, and Epoxides: Crash Course Organic Chemistry #24; Author: Crash Course;https://www.youtube.com/watch?v=j04zMFwDeDU;License: Standard YouTube License, CC-BY