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Chapter 11: Carbonyl Compounds I: Nucleophilic Acyl Substitutions
Exercises
Practice Exercise 4
Practice Exercise 4
This activity contains 6 questions.
What term describes the reaction of an ester with an amine?
esterification
aminolysis
alcoholysis
hydrolysis
amidolysis
What product is formed from the following reaction sequence: butyl bromide + sodium cyanide, followed by addition of HCl, water, and heat?
pentanamide
butanoic acid
protonated 1-butanamine
pentanoic acid
protonated 1-pentanamine
Which of the following pairs of reagents will undergo a nucleophilic acyl substitution reaction?
an acid anhydride and a chloride ion
an amide + water
an amide + an ester
an acyl chloride and a carboxylate ion
a carboxylic acid and a chloride ion
Which of the following do
not
match?
a: 5 carbons = "capro"
b: 4 carbons = "butyro"
c: 6 carbons = "valero"
d: 5 carbons = "valero"
a and c
Which of the following represents the correct relative reactivities?
acyl halide = acid anhydride > ester > carboxylic acid > amide
acid anhydride > acyl halide > ester > carboxylic acid > amide
acid anhydride > acyl halide > ester = carboxylic acid > amide
acyl halide > acid anhydride > ester > carboxylic acid > amide
acyl halide > acid anhydride > ester = carboxylic acid > amide
Which of the following will result in the formation of a carboxylic acid?
hydrolysis of an acid anhydride
hydroxide ion-promoted hydrolysis of a nitrile
hydrolysis of an acyl halide
acid-catalyzed hydrolysis of an amide
all of the above
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