Are there alternatives to (S)-tert-Butyl 3-aminoazepane-1-carboxylate in synthesis?

There are several alternatives to (S)-tert-Butyl 3-aminoazepane-1-carboxylate in synthesis, including other aminoazepane derivatives, such as (R)-tert-Butyl 3-aminoazepane-1-carboxylate or other azepane-based compounds. These alternatives can provide similar functional groups for various applications, such as医药中间体, without the specific stereochemistry of (S)-tert-Butyl 3-aminoazepane-1-carboxylate. Common alternative reagents include various amino acids and amine derivatives.