Supplier Page from Thermo Fisher Scientific for 1-Butanol, 99.5%, for analysis
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific