Supplier Page from Thermo Fisher Scientific for 5-Sulfosalicylic acid dihydrate, 98%
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific