98406-19-0Relevant articles and documents
HETEROCYCLIC SYSTEMS. V. SYNTHESIS OF 1H,4H,6H-PYRAZOLOPYRROLOOXAZEPINE DERIVATIVES
Massa, Silvio,Stefancich, Giorgio,Artico, Marino,Corelli, Federico,Ortenzi, Giovanni
, p. 1417 - 1423 (2007/10/02)
The synthesis of derivatives of a new tricyclic heteroaromatic ring, 1H,4H,6H-pyrazolopyrrolooxazepine, is described.Formylation of 4-ethoxycarbonyl-1-phenyl-5-(1-pyrryl)pyrazole, prepared from 5-amino-4-ethoxycarbonyl-1-phenylpyrazole