Copper serves both as heatable as well as catalytically active packed-bed material inside the flow reactor.
Lukas Kupracz, Jan Hartwig, Jens Wegner, Sascha Ceylan, Andreas Kirschning 2011, 'Multistep flow synthesis of vinyl azides and their use in the copper-catalyzed Huisgen-typecycloaddition under inductive-heating conditions', Beilstein Journal of Organic Chemistryhttps://doi.org/10.3762/bjoc.7.168. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)