Supplier Page from Thermo Fisher Scientific for 5-(Chlorosulfonyl)salicylic acid, 97%
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific