Supplier Page from Thermo Fisher Scientific for 2,3-Dimethoxycinnamic acid, predominantly trans, 98+%
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific