Supplier Page from Thermo Fisher Scientific for 2',5'-Dimethoxyacetophenone, 99%
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific