Supplier Page from Thermo Fisher Scientific for 3-(4-Chlorosulfonylphenyl)propionic acid, 99%
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific