Supplier Page from Thermo Fisher Scientific for µb-Propiolactone, 97%
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylcyclohexane, 99+% from Thermo Fisher Scientific