Supplier Page from Thermo Fisher Scientific for 4-Dimethylaminobenzaldehyde, ACS reagent
4-Ethylaniline, 99+% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific