Supplier Page from Thermo Fisher Scientific for 2,4-Dimethoxybenzoic acid, 98%
DL-Glutamic acid monohydrate, 98+% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific