"' Sevoflurane "'( 1, 1, 1, 3, 3, 3-hexafluoro-2-( fluoromethoxy ) propane; synonym, " fluoromethyl hexafluoroisopropyl ether " ), is a sweet-smelling, nonflammable, highly fluorinated methyl isopropyl ether used as an inhalational anaesthetic for induction and maintenance of general anesthesia.