Supplier Page from Thermo Fisher Scientific for 1,2-Bis(dichlorophosphino)ethane, 97%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific