Supplier Page from Thermo Fisher Scientific for (1-Ethoxycarbonylethylidene)triphenylphosphorane, 97%
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific