Supplier Page from Thermo Fisher Scientific for 1-Isobutyl-1H-pyrazole-4-boronic acid pinacol ester, 97%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific