Supplier Page from Thermo Fisher Scientific for 3-Amino-5-(trifluoromethyl)benzoic acid, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific