iminolactone

Etymology tree
Egyptian jmnbor.
Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor.
Latin Ammōn
Latin ammoniacusder.
English ammonia
Proto-Indo-European *-nós
Proto-Indo-European *-iHnos
Proto-Italic *-īnos
Latin -īnusder.
Old French -inbor.
Middle English -in
English -ine
English amine
English imin(e)
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
English imino
Latin lacder.
English lacto-
German Ketonbor.
English ketone
English -one
English lactone
English iminolactone
From imino + lactone.