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ChemInform Abstract: Pyrrolopyrimidines. Part 2. Synthesis and Oxidative Conversions of 5- Amino-1,3-dimethylpyrrolo(3,2-d)pyrimidine-2,4-diones.YU. N. TKACHENKO; E. B. TSUPAK; A. F. POZHARSKII · 1996
ChemInform Abstract: Pyrrolopyrimidines. Part 4. A Convenient Method for the Production of 6-(2-Aminovinyl)-5-nitropyrimidines and Their Transformation into Pyrrolo[3,2-d]pyrimidines.Yu. N. Tkachenko; E. B. Tsupak; A. F. Pozharskii · 2000
Pyrrolopyrimidines. 3. 5-Amino-1,3-dimethylpyrrolo-[3,2-d]pyrimidine-2,4-dioneYu. N. Tkachenko; E. B. Tsupak; A. F. Pozharskii · 1999
Pyrrolopyrimidines. 1. Electrophilic substitution reactions of 1,3-dimethylpyrrolo[3,2-d]pyrimidine-2,4-dioneE. B. Tsupak; Yu. N. Tkachenko; A. F. Pozharskii · 1994
3,4-Diacetylhexane-2,5-dione—an effective synthon for synthesis of substituted azulene heteroanalogs by cyclocondensation reactionsE. P. Olekhnovich; S. L. Boroshko; Yu. N. Tkachenko; A. F. Pozharskii; E. B. Tsupak; Yu. A. Zhadanov; L. P. Olekhnovich · 1998
Pyrrolopyrimidines. 2.*Synthesis and oxidative conversions of 5-amino-1,3-Dimethylpyrrolo[3, 2-d]pyrimidine-2, 4-dionesYu. N. Tkachenko; E. B. Tsupak; A. F. Pozharskii · 1995
Pyrrolopyrimidines. 5. Reaction of 6-Amino-1,3-dimethylpyrrolo[3,4-d]pyrimidine-2,4(1H,3H)-diones with 1,3-DiketonesE. B. Tsupak; M. A. Shevchenko; A. F. Pozharskii; Yu. N. Tkachenko · 2003
Pyrrolopyrimidines. Part 5. Reaction of 6-Amino-1,3-dimethylpyrrolo[3,4-d]pyrimidine-2,4(1H,3H)-diones with 1,3-Diketones.E. B. Tsupak; M. A. Shevchenko; A. F. Pozharskii; Yu. N. Tkachenko · 2004
ChemInform Abstract: 3,4-Diacetylhexane-2,5-dione: An Effective Synthon for the Synthesis of Substituted Azulene Heteroanalogues by Cyclocondensation Reactions.E. P. OLEKHNOVICH; S. L. BOROSHKO; YU. N. TKACHENKO; A. F. POZHARSKII; E. B. TSUPAK; YU. A. ZHDANOV; L. P. OLEKHNOVICH · 1998