Organic Chemistry (9th Edition)
9th Edition
ISBN: 9780321971371
Author: Leroy G. Wade, Jan W. Simek
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 26.7C, Problem 26.16P
- a. Propose a mechanism for the reaction of bisphenol A with phosgene.
- b. Diethyl carbonate serves as a less-toxic alternative to phosgene for making Lexan. Propose a mechanism for the transesterification of diethyl carbonate with bisphenol A, catalyzed by a trace of sodium ethoxide. What small molecule is given off in this - condensation?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Answer the following questions regarding the synthesis and purification of tert-butyl chloride:
1. What is the mechanism of the reaction between tert-butyl alcohol and HCI?
2. What are the possible side products in the synthesis? Show the mechanism for the
formation of these side products.
3. What precautions were made to limit or prevent the formation of side products?
4. Why is it necessary to use cold concentrated HCI? Why is it added in excess?
5. Why is solid NaHCO3 used instead of aqueous NaHCO3?
6. What is the importance of drying the crude alkyl halide product with anhydrous CaCl2
before distillation?
7. Discuss how the target compound was isolated from possible impurities.
8. What is the purpose of adding boiling chips?
9. Discuss the importance of the continuous flow of water in the condenser during
distillation.
Give the shortest route to produce the desired products
1. cyclobutanoic acid to ethyl-cyclobutyl ketone
2. 2-butanone to pentatonic acid
3. propane to butanamine
this drug contains one or more building blocks
derived from either ethylene oxide or
epichlorohydrin.ldentify the part of each molecule
that can be derived from one or the other of the
building block and propose structural formulas
for the nucleophile(s) that can be used along with
either ethylene oxide or epichlorohydrin to
synthesize each molecule.
Me
Me
ono
Diphenhydramine
(Benadryl, an antihistamine)
Chapter 26 Solutions
Organic Chemistry (9th Edition)
Ch. 26.2A - Show the intermediate that would result if the...Ch. 26.2A - Prob. 26.2PCh. 26.2A - Prob. 26.3PCh. 26.2B - Prob. 26.4PCh. 26.2B - Prob. 26.5PCh. 26.2B - Chain branching occurs in cationic polymerization...Ch. 26.2C - Prob. 26.7PCh. 26.2C - Prob. 26.8PCh. 26.2C - Chain branching is not as common with anionic...Ch. 26.3 - Prob. 26.10P
Ch. 26.5 - Prob. 26.11PCh. 26.6 - Prob. 26.12PCh. 26.7A - Prob. 26.13PCh. 26.7B - Prob. 26.14PCh. 26.7B - Prob. 26.15PCh. 26.7C - a. Propose a mechanism for the reaction of...Ch. 26.7C - Prob. 26.17PCh. 26.7D - Prob. 26.18PCh. 26.7D - Prob. 26.19PCh. 26.7D - Prob. 26.20PCh. 26 - Prob. 26.21SPCh. 26 - Prob. 26.22SPCh. 26 - Poly(trimethylene carbamate) is used in...Ch. 26 - Prob. 26.24SPCh. 26 - Urylon fibers are used in premium fishing nets...Ch. 26 - Prob. 26.26SPCh. 26 - Prob. 26.27SPCh. 26 - Polyoxymethylene (polyformaldehyde) is the tough,...Ch. 26 - Prob. 26.29SPCh. 26 - Prob. 26.30SPCh. 26 - Prob. 26.31SPCh. 26 - Prob. 26.32SPCh. 26 - Prob. 26.33SPCh. 26 - Prob. 26.34SPCh. 26 - The polyester named Lactomer is an alternating...Ch. 26 - Prob. 26.36SP
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
- Following is a synthesis for toremifene, a nonsteroidal estrogen antagonist whose structure is closely related to that of tamoxifen. (a) This synthesis makes use of two blocking groups, the benzyl (Bn) group and the tetrahydropyranyl (THP) group. Draw a structural formula of each group and describe the experimental conditions under which it is attached and removed. (b) Discuss the chemical logic behind the use of each blocking group in this synthesis. (c) Propose a mechanism for the conversion of D to E. (d) Propose a mechanism for the conversion of F to toremifene. (e) Is toremifene chiral? If so, which of the possible stereoisomers are formed in this synthesis?arrow_forwardWhen warmed in dilute sulfuric acid, 1-phenyl-1,2-propanediol undergoes dehydration and rearrangement to give 2-phenylpropanal. (a) Propose a mechanism for this example of a pinacol rearrangement (Section 10.7). (b) Account for the fact that 2-phenylpropanal is formed rather than its constitutional isomer, 1-phenyl-1-propanone.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_forward
- Show how to bring about each step in this synthesis of the herbicide propranil.arrow_forwardPropose a mechanism to account for the formation of 3, 5-dimethyl- pyrazole from hydrazine and 2, 4-pentanedione. Look carefully to see what has happened to each carbonyl carbon in going from starting material to product.arrow_forwardPropose a mechanism for this isomerization.arrow_forward
- Propose a mechanism for the conjugate addition of a nucleophile ( Nuc:" ) to acrylonitrile ( CH,=CHCN ). Use resonance forms to show how the cyano group activates the double bond for conjugate addition.arrow_forwardWhat will be the right combination of reagents to be required for the synthesis of the following compound? a. Ethanal + n-Propylamine b. Ethanal + isopropylamine c. Propanal + Ethylamine d. Ethylamine + Ethanal .arrow_forwardA student wanted to try to make phenoxyacetic acid using hydroxyacetic acid (HOCH2COOH) and chlorobenzene. His plan was to use NaH to deprotonate both OH groups, and then the more basic alkoxy group would react with the chlorobenzene. Would this procedure work? Explain.arrow_forward
- Select all the following statements that are correct. A. The Tollens' test can be used to detect the presence of ketones. B. A positive Tollens' test results in the formation of a silver mirror. C. A positive Schiff test results in the formation of a magenta coloured product. D. A positive Iodoform test results in the formation of a bright yellow precipitate. E. A positive Iodoform test results in the formation of a white precipitate.arrow_forwardWrite a mechanism that explains how the reaction of 1 mol of bromoethane with 1 mol of ammonia can lead to a mixture ethylamine,diethylamine,triethylamine and tetraethylammonium bromite rather than pure ethylaminearrow_forwardHow you would test the relative reactivities of 1-butanol vs. 2-butanol in a nucleophilic substitution with sodium bromidearrow_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
Coenzymes and cofactors; Author: CH15 SWAYAM Prabha IIT Madras;https://www.youtube.com/watch?v=bubY2Nm7hVM;License: Standard YouTube License, CC-BY
Aromaticity and Huckel's Rule; Author: Professor Dave Explains;https://www.youtube.com/watch?v=7-BguH4_WBQ;License: Standard Youtube License