Supplier Page from Thermo Fisher Scientific for Ethylmagnesium chloride, 2.7M (25 wt.%) solution in THF, AcroSeal®
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific