Supplier Page from Thermo Fisher Scientific for Aluminum foil, 1.5mm (0.06in) thick, Puratronic:r, 99.998% (metals basis)
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Ethyl oxamate, 99% from Thermo Fisher Scientific