Supplier Page from Thermo Fisher Scientific for Borane-tetrahydrofuran complex, 1M soln. in THF, stab., AcroSeal:r
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific