Supplier Page from Thermo Fisher Scientific for 2,5-Dimethoxybenzaldehyde, 97%
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific