Also Called: Perfluorocyclobutane;Perfluorocyclobutane - c-C4F8;Octafluorocyclobutane;Cyclobutane, octafluoro-;Cyclobutane, 1,1,2,2,3,3,4,4-octafluoro-;Freon C-318;Cyclobutane;octafluoro-;Mixture of perfluorocyclobutane and perfluorobuta-1-ene and perfluorobuta-2-ene;八氟环丁烷;OCTAFLUORCYCLOBUTAN;PFC-318;PFC-c318;PFC-318 (Perfluorocyclobutane);Perfluorocyclobutane-c-C4F8;PERFLUORCYCLOBUTAN;Octafluorocyclobutane, which has the molecular formula C4F8