Supplier Page from Thermo Fisher Scientific for 2-Amino-5-nitrobenzonitrile, 95%
4-Ethylaniline, 99+% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific