Supplier Page from Thermo Fisher Scientific for 2,3-Pyridinedicarboxylic acid, 99%
4-Ethylphenol, 97% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific