Supplier Page from Thermo Fisher Scientific for 3-Bromo-5-(trifluoromethyl)benzenesulfonyl chloride, 97%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific