Supplier Page from Thermo Fisher Scientific for 2,2-Diethoxyacetophenone, 96%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific
Gluconic acid, 50 wt% solution in water from Thermo Fisher Scientific