Supplier Page from Thermo Fisher Scientific for 1-Boc-indoline-5-boronic acid pinacol ester, 97%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
2-Fluoroaniline, 99+% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific