As nouns the difference between heterocycle and transannulation
is that heterocycle is heterocycle while transannulation is (organic chemistry) any reaction in which one type of ring system (especially a heterocycle) is converted into a different one, normally via an acyclic intermediate.
heterocycle
English
Noun
(
en noun)
(organic chemistry) A heterocyclic compound or ring.
Related terms
*heterocyclic
transannulation
English
Noun
(
en noun)
(organic chemistry) Any reaction in which one type of ring system (especially a heterocycle) is converted into a different one, normally via an acyclic intermediate