Browsing by Author "Quiroga, J."

Now showing items 1-6 of 6

    • Reaction of 4,5,6-triaminopyrimidine and 2,4,5,6-tetraaminopyrimidine with 3-dimethylaminopropiophenones. ... 
      Insuasty, B.; Saitz Barría, Claudio; Insuasty, H.; Quiroga, J.; Jullian Matthaei, Carolina (HETERO CORPORATION, 2000-03)
      Several new 6-amino- and 6,8-dinmino-4-aryl-2,3-dihydropyrimido[4,5-b][1,4]diazepines were obtained from the reaction of 4,5,6-triaminopyrimidine 1a and 2,4,5,6-tetraaminopyrimidine 1b with one equivalent of 3-dimethylam ...
    • Reaction of 4,5-diamino-3-methyl-1-phenylpyrazole with 3-dimethylaminopropiophenones. Synthesis of new ... 
      Insuasty, B.; Insuasty, H.; Saitz Barría, Claudio; Quiroga, J.; Jullian Matthaei, Carolina (HETERO CORPORATION, 1999-05)
      New 4-Aryl-6-methyl-8-phenyl-2,3-dihydropyrazolo[3,4-b]diazepines and 4-aryl-8-methyl-6-phenyl-2,3-dihydropyrazolo[4,3-b]diazepines were obtained from the reaction of 4,5-diamino-3-methyl-1-phenylpyrazole 1 with one ...
    • Synthesis of 4-aryl-4,7,8,9-tetrahydro-6H-pyrazolo[3,4-b]quinolin-5-ones 
      Quiroga, J.; Insuasty, B.; Hormaza, Angela; Saitz Barría, Claudio; Jullian Matthaei, Carolina (HETERO CORPORATION, 1998-05)
      Reaction of 5-amino-3-methyl-1-phenylpyrazole (1a) and 5-amino-3-(4-chlorophenyl)-1H-pyrazole (1b) with dimedone (2) and p-susbstituted benzaldehydes 3 in ethanol, afforded in all cases tricyclic linear 4-aryl- ...
    • Synthesis of new 1-benzyl-4,6-diaryl-2,3-dihydropyrazolo[3,4-b][1,4]diazepines 
      Insuasty, B. A.; Torres, H.; Quiroga, J.; Abonia, R.; Rodríguez, R.; Nogueras, M.; Sánchez, A.; Saitz, C.; Alvarez, S.L.; Zacchino, S.A. (FREUND PUBLISHING HOUSE LTD, 2000)
      The reaction of 4-amino-3-aryl-5-benzylaminopyrazoles (1a,b) with 3-dimethylaminopropiophenones (2) in ethanol with acetic acid gave 1-benzyl-4,6-diaryl-2,3-dihydropyrazolo[3,4-b] [1,4]diazepines (3a-h). The structure ...
    • Synthesis, characterization and in vitro antifungal elevation of novel benzimidazo [1,2-c]quinazolines 
      Insuasty, B.; Torres, H.; Quiroga, J.; Abonia, R.; Rodríguez, R.; Nogueras, M.; López Sánchez, A.; Saitz Barría, Claudio; Alvarez, S. L.; Zacchino, Susana (Sociedad Chilena de Química, 2006)
      The synthesis of a series of new benzimidazo [1,2-c]quinazolines starting from 2-nitrobenzaldehyde and o-phenylendiamine is decsribe. The structure elucidation of the products is based on detailed NMR analysis of experiments ...
    • Synthesis, characterization and in vitro antifungal evaluation of novel benzimidazo[1,2-c]quinazolines 
      Insuasty, B. A.; Torres, H.; Quiroga, J.; Abonia, R.; Rodríguez, R.; Nogeras, N.; López Sánchez, Ángel R.; Saitz Barría, Claudio; Alvarez, S. L.; Zacchino, Susana (SOCIEDAD CHILENA DE QUIMICA, 2006-06)
      The synthesis of a series of new benzimidazo[1,2-c]quinazolines starting from 2-nitrobenzaldehyde and o-phenylendiamine is described. The structure elucidation of the products is based on detailed NMR analysis of experiments ...