spirocyclopropane

== English == === Etymology === From spiro- + cyclopropane. === Noun === spirocyclopropane (plural spirocyclopropanes) (organic chemistry) A divalent radical in which a cyclopropane ring is fused to another ring at a single carbon atom, the two rings being more-or-less at right angles to one another ==== Synonyms ==== spirocyclopropyl === See also === bicyclic molecule on Wikipedia