Supplier Page from Thermo Fisher Scientific for Trichloroacetic anhydride, 95%
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl oxamate, 99% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific