Supplier Page from Thermo Fisher Scientific for Triphenylphosphine dibromide, ca. 33% bromine
2-Ethylaniline, 98% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific