Supplier Page from Thermo Fisher Scientific for 2,3-Dimethoxy-5-methyl-1,4-benzoquinone, 98%
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific