Are there alternatives to L-Tyrosine ethyl ester in synthesis?

There are alternative reagents and compounds that can be used in the synthesis of L-Tyrosine ethyl ester (CAS: 949-67-7). For instance, L-Tyrosine methyl ester can be a common alternative. Other options include the use of L-Tyrosine itself or other esters such as L-Tyrosine butyl ester. These alternatives may offer similar properties but vary in reactivity and availability, depending on the specific application.