Interaction of Alkyl 5,6-Dialkyl-2-amino-3-cyano-4-pyridinecarboxylates with O-Nucleophiles. Synthesis of 6,7-Dialkyl-4-amino-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,3-diones
Reactions of malonthioamides and malonamidines with methyl acetylpyruvate as a one-step method to prepare 4-thio- and 4-aminopyrrolo[3,4-c]pyridines
作者:Vera S. Berseneva、Vasiliy A. Bakulev、Wim Dehaen、Suzanne Toppet、Marina Borovkova
DOI:10.1016/j.tet.2007.03.054
日期:2007.5
We report an efficient one-step approach to 4-thio and 4-aminopyrrolo[3,4-c]pyridines based on the selective reaction of malonthioamides and malonamidines with methyl acetylpyruvate. Structural proof is given by HMBC and HMQC spectra. A cascade heterocyclization mechanism is proposed for the reactions studied. (C) 2007 Elsevier Ltd. All rights reserved.
Interaction of Methyl 5,6-Dialkyl-2-amino-3-cyanopyridine-4-carboxylates with Primary Amines
作者:A. N. Vasiliev、A. N. Lyshchikov、O. E. Nasakin、Ya. S. Kayukov
DOI:10.1023/b:cohc.0000033538.61820.31
日期:2004.4
Interaction of Alkyl 5,6-Dialkyl-2-amino-3-cyano-4-pyridinecarboxylates with O-Nucleophiles. Synthesis of 6,7-Dialkyl-4-amino-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,3-diones
作者:A. N. Vasiliev、Ya. S. Kayukov、A. N. Lyshchikov、O. E. Nasakin、O. V. Kayukova