Supplier Page from Thermo Fisher Scientific for (+)-Dimethyl 2,3-O-isopropylidene-D-tartrate, 97%
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl 3-chloropropionate, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific