01401cam2-2200361li-450 99000010610020331620200410123337.00010610USA010010610(ALEPH)000010610USA0100106102001991101984----km-y0itay0103----baengGBy 00 ySix-membered rings with oxygen, sulfur or two or more nitrogen atomseditors A. John BoultonPt. 2BOxford [Oxfordshire]New YorkPergamon Press1984XIV, 1210 pcm0019900001862502033162001Comprehensive heterocyclic chemistrythe structure, reactions, synthesis and uses of heterocyclic compoundschairman of the editorial board Alan R. Katritzky, co-chairman of theeditorial board Charles W. ReesBNCFBoulton,A. John91291Sistema bibliotecario di Ateneo dell' Università di SalernoRICAsalbc990000106100203316547.59 COM 3/2B12795/CBS547.5900325764BKSCI1991101420001110USA01171020020403USA011618PATRY9020040406USA011608RSIAV69020090805USA010950Six-membered rings with oxygen, sulfur or two or more nitrogen atoms1500001UNISA