Are there alternatives to (2R)-2-Butanamine (CAS: 13250-12-9) in synthesis?

Several alternatives to (2R)-2-Butanamine (CAS: 13250-12-9) are available for synthesis depending on the desired properties and reaction conditions. Common alternatives include other primary amines such as methylamine or ethylamine, which can serve similar roles in various organic reactions. Additionally, isomers like (2S)-2-Butanamine can be considered, as well as other functionalized amines such as tert-butylamine. These alternatives may offer different reactivity profiles and are often chosen based on the specific application in organic synthesis.