STUDIES ON PARAIONIC COMPOUNDS. ANHYDRO-1-HYDROXY-3-OXOPRAZOLO (1,2-A) PYRAZOLIUM HYDROXIDES. FORMATION AND STABILITY OF A NOVEL SERIES OF 4N PI HETEROCYCLIC BETAINESZVILICHOVSKY G; DAVID M.1982; J. ORG. CHEM.; ISSN 0022-3263; USA; DA. 1982; VOL. 47; NO 2; PP. 295-300; BIBL. 16 REF.Article

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