Supplier Page from Thermo Fisher Scientific for 3-[2-(Ethoxycarbonyl)ethyl]benzeneboronic acid pinacol ester, 97%
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific