Supplier Page from Thermo Fisher Scientific for Triethyl 4-phosphonocrotonate, 92%, predominantly trans
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific