16. Carboxylic Acids and Their Derivatives

Propanamide and methyl acetate have about the same molar mass, both are quite soluble in water, and yet the boiling point of propanamide is 213 °C, whereas that of methyl acetate is 57 °C. Explain.

Give IUPAC name for the following amide.

Draw structure from provided IUPAC name: 4-hydroxy-N-methyl-N-propylheptanamide.

Assign a common name to the following.

Draw a structure from the following name: N-cyclopentyl-N-propylvaleramide.

What are the names of the following compounds?

c.

Identify the following molecules as an ester, a carboxylic acid, or an amide, and write both the condensed and line-structural formula for each.

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Give systematic names for the following structures and structures for the names:

c. N-Ethyl-N-methylbenzamide

Give systematic names for the following structures and structures for the names:

a. 3-Methylpentanamide

Give systematic names for the following structures and structures for the names:

b. N-Phenylacetamide

Write the IUPAC and common names, if any, for each of the following amides:

c.

Draw the condensed structural formula for each of the following amides:

b. 2-methylpentanamide

Draw the condensed structural formula for each of the following amides:

a. heptanamide

Draw the condensed structural formula for each of the following amides:

c. 3-methylbutyramide

There are four amide isomers with the molecular formula C₃H₇NO. Draw their condensed structural formulas and write the IUPAC name for each.