Supplier Page from Thermo Fisher Scientific for 1,2-Dihydroxybenzene-3,5-disulfonic acid disodium salt monohydrate, 97%
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific