Supplier Page from Thermo Fisher Scientific for Ethylene glycol dimethyl ether, 99.5%, Extra Dry over Molecular Sieve, AcroSeal®, stabilized
4-Ethylphenol, 97% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific