Supplier Page from Thermo Fisher Scientific for 1,3-Bis[tris(hydroxymethyl)amino]propane, 99%
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific