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An alcohol reacts with acetic anhydride in NaOH/H20 to yield a(n) _______. alkene amide ester carboxylic...

An alcohol reacts with acetic anhydride in NaOH/H20 to yield a(n) _______.

  1. alkene
  2. amide
  3. ester
  4. carboxylic acid

In the 13C NMR spectrum of benzoic acid, it is easy to identify the carbonyl carbon atom because:

a. it has a d of about 172 ppm

b. it has a d of about 130 ppm

c. it shows splitting from the adjacent aromatic carbon atom

d. it is a single peak

An acid bromide reacts with two equivalents of ammonia to yield an amide. Two equivalents of ammonia are required because:

  1. the second ammonia reacts with the HBr produced
  2. the second ammonia stabilizes the carbonyl oxygen
  3. the second ammonia acts as a solvent for the reaction

A carboxylic acid reacts with Br2/PBr3, then with H20 to produce a:

a. a bromo carboxylic acid

b. acid bromide

c. alcohol

d. acid anhydride

e. none of the above

        

  A Grignard reagent reacts with _____ to produce a carboxylic acid.

a. a methyl ketone

b. a methyl ester

c. an aldehyde

d. CO2

e. none of the above

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