Supplier Page from Thermo Fisher Scientific for 3,4-Dihydro-2H-1,5-benzodioxepin-7-carboxaldehyde, 95%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific