Supplier Page from Thermo Fisher Scientific for Boron tribromide, 1M solution in methylene chloride
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific