Supplier Page from Thermo Fisher Scientific for 1,4-Butanediol diglycidyl ether, 96%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific