What is the possible structure of a compound with a chemical formula of C₅H₁₀O and contains an aldehyde functional group?

Propose a structure for a compound that has a chemical formula of C₂H₄O₂ and a carboxylic acid.

Which of the following structures is an ester with a formula of C₇H₁₄O₂?

Determine whether each indicated carbon in the structure of isoleucine shown below is primary, secondary, tertiary, or quaternary.

Vanillin is a compound that gives off a vanilla scent. What functional groups does vanillin have?

List the functional groups in the compound shown below.

List the functional groups present in the compound below.