Organic Chemistry
7th Edition
ISBN: 9780321803221
Author: Paula Y. Bruice
Publisher: Prentice Hall
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Textbook Question
Chapter 16.10, Problem 24P
Using the mechanism for the acid-catalyzed hydrolysis of an ester as your guide, write the mechanism—showing all the curved arrows—for the acid-catalyzed reaction of acetic acid and methanol to form methyl acetate. Use HB- and: B to represent the proton-donating and proton-removing species, respectively.
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Using the mechanism for the acid-catalyzed hydrolysis of an ester as your guide, write the mechanism— showing all the curved arrows—for the acid-catalyzed reaction of acetic acid and methanol to form methyl acetate. Use HB+ and :B to represent the proton-donating and proton-removing species, respectively.
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Chapter 16 Solutions
Organic Chemistry
Ch. 16.1 - The aromas of many flowers and fruits are due to...Ch. 16.1 - Prob. 2PCh. 16.1 - Name the following:Ch. 16.1 - Prob. 4PCh. 16.2 - Prob. 5PCh. 16.2 - Which is longer, the carbon-oxygen single bond in...Ch. 16.2 - There are three carbon-oxygen bonds in methyl...Ch. 16.2 - Prob. 8PCh. 16.4 - Prob. 9PCh. 16.4 - Prob. 10P
Ch. 16.5 - a. What is the product of the reaction of acetyl...Ch. 16.6 - a. Which compound has the stretching vibration for...Ch. 16.6 - Using the pKa values listed in Table 15.1, predict...Ch. 16.6 - Is the following statement true or false? If the...Ch. 16.7 - What is the product of an acyl substitution...Ch. 16.8 - PROBLEM 16
Starting with acetyl chloride, what...Ch. 16.8 - Prob. 18PCh. 16.9 - We saw that it is necessary to use excess amine in...Ch. 16.9 - Prob. 20PCh. 16.9 - a. state three factors that cause the uncatalyzed...Ch. 16.10 - Prob. 23PCh. 16.10 - Using the mechanism for the acid-catalyzed...Ch. 16.10 - Prob. 25PCh. 16.10 - Prob. 27PCh. 16.10 - Write the mechanism for the acid-catalyzed...Ch. 16.10 - Write the mechanism for the acid-catalyzed...Ch. 16.11 - Prob. 30PCh. 16.12 - Prob. 31PCh. 16.12 - Prob. 32PCh. 16.13 - Prob. 34PCh. 16.13 - Which has a higher melting point, glyceryl...Ch. 16.13 - Draw the structure of an optically inactive fat...Ch. 16.13 - Draw the structure of an optically active fat...Ch. 16.14 - Show how each of the following esters could he...Ch. 16.14 - Prob. 39PCh. 16.15 - Prob. 40PCh. 16.15 - Which of the following reactions leads to the...Ch. 16.16 - Prob. 42PCh. 16.16 - Prob. 43PCh. 16.18 - Prob. 44PCh. 16.18 - Prob. 45PCh. 16.19 - Prob. 46PCh. 16.19 - Which alkyl halides from the carboxylic acids...Ch. 16.20 - Prob. 49PCh. 16.20 - Prob. 50PCh. 16.20 - Prob. 51PCh. 16.21 - Prob. 52PCh. 16.21 - Prob. 53PCh. 16.22 - How could you synthesize the following compounds...Ch. 16 - Prob. 55PCh. 16 - Name the following:Ch. 16 - Prob. 57PCh. 16 - What compound are obtained from the fallowing...Ch. 16 - a. Rank the following esters in order of...Ch. 16 - Because bromocyclohexane is a secondary alkyl...Ch. 16 - a. Which compound would you expect to have a...Ch. 16 - How could you use 1H NMR spectroscopy to...Ch. 16 - Prob. 63PCh. 16 - a. When a carboxylic acid is dissolved in...Ch. 16 - Rank the following compounds in order of...Ch. 16 - Prob. 66PCh. 16 - Prob. 67PCh. 16 - Prob. 68PCh. 16 - A compound with molecular formula C5H10O2 gives...Ch. 16 - Prob. 70PCh. 16 - Prob. 71PCh. 16 - Prob. 72PCh. 16 - Two products, A and B, are obtained from the...Ch. 16 - Prob. 74PCh. 16 - Prob. 75PCh. 16 - Prob. 76PCh. 16 - Prob. 77PCh. 16 - When treated with an equivalent of methanol,...Ch. 16 - a. Identify the two products obtained from the...Ch. 16 - Prob. 80PCh. 16 - Identity the major and minor products of the...Ch. 16 - Prob. 82PCh. 16 - When a compound with molecular formula C11H14O2...Ch. 16 - Prob. 84PCh. 16 - Prob. 85PCh. 16 - The 1H NMR spectra for two esters with molecular...Ch. 16 - Show how the following compounds could be prepared...Ch. 16 - Prob. 88PCh. 16 - Prob. 89PCh. 16 - Prob. 90PCh. 16 - The intermediate shown here is formed during the...Ch. 16 - Prob. 92PCh. 16 - Propose a mechanism that accounts for the...Ch. 16 - Catalytic antibodies catalyze a reaction by...Ch. 16 - Prob. 95P
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- arrange the following compound types in order of decreasing ease of hydrolysis: acid halides, acid anhydrides, esters, and amides. Use > in your arrangement.arrow_forwardMany multi-step organic reaction mechanisms involve proton transfer steps. For example, the first step of Fischer esterification of carboxylic acids(as shown with acedic acid) is activation of the acid by protonation. Based on your understanding of which reaction pathway is more favorable, explain why using chemical structures.arrow_forwardA carboxylic acid has two oxygen atoms, each with two nonbonding pairs of electrons.(a) Draw the resonance forms of a carboxylic acid that is protonated on the hydroxyoxygen atom.(b) Compare the resonance forms with those given previously for an acid protonated on thecarbonyl oxygen atomarrow_forward
- On synthesis of esters via nucleophilic acyl substitution: Write the chemical equation involved in the reaction between the excess acid and NaHCO3. Given this, briefly explain why NaHCO3 is preferred over NaOH for the neutralization of excess acid. Also, explain how excess alcohol was eliminated from the crude product.arrow_forward1-Explain oxidative and reductive Ozonolysis 2- Give the sequence of the relative reactivities of carboxylic acid derivatives. Explain why acyl chloride can be converted into ester but ester cannot be converted into acyl chloride 3- Write the product when ester of propionic acid, propionyl chloride and propanal reacts with excess of methyl magnesium bromidearrow_forwardThe substance provided can be prepared by a nucleophilic addition reaction between an aldehydeor ketone and nucleophile. Identify the reactants from which it was prepared. If the substance is an acetal, identify the carbonyl compound and the alcohol; if it is an imine or enamine, identify the carbonyl compound and the amine.arrow_forward
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- Compare and explain the acidity of phenol, ethanol, acetic acid. (Using pKa, structures of conjugate base)arrow_forwarda) Esters can be cleaved back into a carboxylic acid and an alcohol by reaction with water and a base. The reaction is called a saponification from the Latin sapo which means soap. The name comes from the fact that soap used to be made by the ester hydrolysis of fats. Due to the basic conditions a carboxylate ion is made rather than a carboxylic acid. i) Write the reactions of saponification ii) Write the reaction of saponification mechanism of the reaction.arrow_forwardConsider the following compounds: Compound E: benzoic acid Compound F: benzoyl chloride Compound G: benzamide Compound H: benzaldehyde a) Identify the compound can be oxidised into compound E. b) Select one compound that can undergo alcoholysis to yield an ester. c) Select two compounds which áre known as carboxylic acid derivatives.arrow_forward
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