Supplier Page from Thermo Fisher Scientific for (R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+%
2-Ethylaniline, 98% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific