Propose structures for molecules that fit the following descriptions:
(c) A compound with the formula C₃H₇NOS that is both an amide and a thiol

For each of the following, give an example of a member compound containing 5 carbons total:

(a) Alcohol

For each of the following, give an example of a member compound containing 5 carbons total:

(d) Ether

Identify the functional groups in the following molecules:

(b) <IMAGE>

Propose structures for molecules that fit the following descriptions:

(b) An ester with the formula C₆H₁₂O₂

Propose structures for molecules that fit the following descriptions:

(c) An aromatic compound that is also an ether, C₈H₁₀O

Identify the indicated functional groups in the following molecules:

b. Thienamycin, an antibiotic <IMAGE>

The line structure for pregabalin (Lyrica) is shown as follows:

<IMAGE>

Identify carbons a–d as primary, secondary, tertiary, or quaternary.

Identify the functional groups in cocaine (refer to Section 12.2).