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- [22] CONJUGATED AZOALKENES .8. REACTION OF SOME CONJUGATED AZOALKENES WITH ACTIVATED NITRILES - SYNTHESIS OF NEW PYRROLO[2,3-B]PYRROLES AND 1,2-DIAMINOPYRROLES - X-RAY MOLECULAR-STRUCTURE OF DIETHYL 6-AMINO-1,6-BIS-(TERT-BUTOXYCARBONYLAMINO)-3A-CYANO-2,5-DIMETHYL-1,3A,6,6A-TETRAHYDROPYRROLO-[2,3-B]PYRROLE-3,4-DICARBOXYLATEJOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1990, (06): : 1669 - 1675ATTANASI, OASANTEUSANIO, SSERRAZANETTI, FFORESTI, EMCKILLOP, A
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