Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleHeterocyclic system. XI. Synthesis of 1 H,4 H-pyrazolo[4,3- b]pyrrolizine and 2 H,4 H-pyrazolo[4,3- b]pyrrolizine derivatives.AuthorsMassa, Silvio; Mai, Antonello; Artico, Marino; Corelli, FedericoPublicationJournal of Heterocyclic Chemistry, 1990, Vol 27, Issue 6, p1805ISSN0022-152XPublication typeArticleDOI10.1002/jhet.5570270653