Supplier Page from Thermo Fisher Scientific for 2-(Methacryloyloxy)ethyltrimethylammonium chloride, 72% aq. soln., stab. with 150-200 ppm 4-methoxyphenol
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific