複ふく素そ環かん式しき化か合ごう物ぶつ

noun

heterocyclic compound

Technical term in chemistry for a cyclic compound containing at least one atom other than carbon in the ring.

• ピリジンは代だい表ひょう的てきな複ふく素そ環かん式しき化か合ごう物ぶつの一ひとつです。

  Pyridine is one of the representative heterocyclic compounds.