Supplier Page from Thermo Fisher Scientific for 3-Pyridylzinc bromide, 0.5M in THF, packaged under Argon in resealable ChemSealµt bottles
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific