Supplier Page from Thermo Fisher Scientific for O-(1H-Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate, 98%
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific