Supplier Page from Thermo Fisher Scientific for 2,5-Dimethoxytetrahydrofuran, cis + trans, 98%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific