Are there alternatives to Ethyl 2-oxohexanoate (CAS: 5753-96-8) in synthesis?

Several alternative reagents can be used in the synthesis of Ethyl 2-oxohexanoate (CAS: 5753-96-8). For instance, ethyl 3-oxopentanoate can be used as a direct analog, while other options include ethyl 4-oxopentanoate or ethyl 5-oxopentanoate, depending on the specific reaction conditions and desired properties. Isomers such as 2-methylbutyric acid ethyl ester or 3-methylbutyric acid ethyl ester can also serve as alternatives, offering similar functionalities.