corrin
A molecular species that contains four reduced pyrrole rings joined in a macrocycle by three -CH= groups and one direct bond; central to the cobalt-containing vitamin cobalamin.
Noun
- A molecular species that contains four reduced pyrrole rings joined in a macrocycle by three -CH= groups and one direct bond; central to the cobalt-containing vitamin cobalamin.
- But the result showed unequivocally that the vitamin contained a ring system unlike any that had been seen before (it was later given the name ‘corrin’). - 1998, Georgina Ferry, Dorothy Hodgkin: A Life: