publicações selecionadas
-
artigo académico
- Reactivity studies of ethyl(Z)-N-(2-amino-1,2-dicyanovinyl) formimidate with carbonyl compounds in the presence of base. Journal of Heterocyclic Chemistry. 2000
- Synthesis and mechanism of formation of novel 2,5-dihydro-2,5-diimino- 3,4-di[(n,n-dimethylamino)methylideneamino]pyrroles and 5-amino-3,4-di[(n,n- dimethylamino)methylideneamino]2h-2-iminopyrroles. Journal of Heterocyclic Chemistry. 1999
- Synthesis of 6-Cyanopurines and the Isolation and X-ray Structure of Novel 2H-Pyrroles. Journal of Heterocyclic Chemistry. 1997
- Synthesis of new imidazo[4,5-d][1,3]diazepine derivatives from 5-amino-4-(cyanoformimidoyl)imidazoles. Journal of Heterocyclic Chemistry. 1996
- X-Ray Structure of 4-[5-Amino-1-(4-tolyl)-1H-imidazol-4-yl]-5-imino-2,2-dimethyl-2,5-dihydrooxazole and the Synthesis of a Related N3-Acetyl Analogue. Journal of Chemical Research - Part S. 1996
- Synthesis of 4- and 5-disubstituted 1-benzylimidazoles, important precursors of purine analogs. Journal of Heterocyclic Chemistry. 1994
- Synthesis of 4-substituted 8-amino-4,5-dihydro-3H-pyrrolo[3,4-f]-1,3,5- triazepin-6-ones and 5-amino-2-aryl-4-(1-aryl-5-alkylideneaminoimidazol-4-yl)-1, 3-oxazoles. Journal of the Chemical SocIETy-Perkin Transactions 1. 1994
- Synthesis of 9-aryl-6-carbamoyl-1,2-dihydropurines and a study of their tautomerism. Journal of the Chemical SocIETy, Perkin Transactions 2. 1994
- Novel 4-substituted 4,5-dihydro-3H-(8-amino-6-oxo)pyrrolo[3,4-f][1,3,5] triazepines from(Z)-N2-(2-amino-1,2-dicyano)formamidine and carbonyl compounds. Journal of the Chemical Society, Chemical Communications. 1993
- (Z)-N3-(2-Amino-1,2-dicyanovinyl)formamidrazone: A precursor in the synthesis of 1,5-diaminoimidazoles and 6-carbamoyl-1,2-dihydropurines. Journal of the Chemical SocIETy-Perkin Transactions 1. 1992
- The chemistry of nitrilium salts. Part 4. Some reactions of 5-amino-4-(C-cyanoformimidoyl)imidazoles obtained from nitrilium trifluoromethanesulphonate salts and diaminomaleonitrile. Journal of the Chemical SocIETy-Perkin Transactions 1. 1987
- The chemistry of nitrilium salts. Part 2. The preparation of nitrilium trifluoromethanesulphonate salts and their reactions with some oxygen and sulphur nucleophiles. Journal of the Chemical SocIETy-Perkin Transactions 1. 1983
- The chemistry of nitrilium salts. Part 3. The importance of triazinium salts in Houben-Hoesch reactions catalyzed by trifluoromethanesulphonic acid. Journal of the Chemical SocIETy-Perkin Transactions 1. 1983