Supplier Page from Thermo Fisher Scientific for (1S,2S)-(+)-1,2-Diaminocyclohexane, 98%
DL-Glutamic acid monohydrate, 98+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific