ChemInform Abstract: Synthesis of Dipyrazolo(3,4‐b:4′,3′‐f)azepines and Dithieno(2,3‐b:3′,2′f)azepines from 1‐Substituted 2,7‐Dichloro‐4,5‐dihydro‐1H‐azepine‐3,6‐dicarbaldehydes.

Abstract The title compounds (V) and (VII), new bis‐heterocyclic analogues of dibenzo(b,f)azepines, are prepared via the aldehydes (III).