Novel ring transformations of condensed [1,2,4]triazolo[4,3-b]pyridazine-6(5H)-one-3(2H)-thiones effected by dialkyl-acetylenedicarboxylates
摘要:
On heating with dialkyl-acetylenedicarboxylates in DMF condensed [1,2,4]-triazolo[4,3-b] pyridazine-6(5H)-one-3(2H)-thiones undergo unprecedented ring transformations yielding novel tetracyclic 1,3-diazepines and thiazolotriazole derivatives depending on the applied reaction temperature. The observed substrate selectivity was interpreted on the basis of the results of comparative theoretical calculations carried out at semiempirical level (AMI). (C) 2001 Elsevier Science Ltd. All rights reserved.
TRICYCLIC COMPOUNDS AND PHARMACEUTICAL USES THEREOF
申请人:HADDACH Mustapha
公开号:US20110065712A1
公开(公告)日:2011-03-17
The invention provides compounds that inhibit CK2 and/or Pim kinases and compositions containing such compounds. These tricyclic compounds and compositions containing them are useful for treating proliferative disorders such as cancer, as well as other kinase-associated conditions including inflammation, pain, pathogenic infections, and certain immunological disorders.
On heating with dialkyl-acetylenedicarboxylates in DMF condensed [1,2,4]-triazolo[4,3-b] pyridazine-6(5H)-one-3(2H)-thiones undergo unprecedented ring transformations yielding novel tetracyclic 1,3-diazepines and thiazolotriazole derivatives depending on the applied reaction temperature. The observed substrate selectivity was interpreted on the basis of the results of comparative theoretical calculations carried out at semiempirical level (AMI). (C) 2001 Elsevier Science Ltd. All rights reserved.