What suffix is used in the naming of ethers?

Ethers are named by identifying the two alkyl groups attached to the oxygen atom, followed by the word "ether." This naming convention reflects the structure of ethers, which typically consist of an oxygen atom bonded to two carbon-containing groups. For example, if one alkyl group is a methyl group and the other is an ethyl group, the ether would be named "methyl ethyl ether." This method does not involve a specific suffix unique to ethers but rather relies on the straightforward naming of the constituent alkyl groups along with the term "ether" to indicate the presence of the ether functional group.

The other options do not accurately represent the nomenclature conventions for ethers. The use of suffixes like “-yl ether,” “-oate,” and “-amine” corresponds to other functional groups—such as esters and amines—rather than ethers. Thus, understanding that ethers are named based on their alkyl groups and the term “ether” is essential for proper nomenclature within organic chemistry.