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pro vyhledávání: '"O. Yu. Grevtsov"'
Autor:
O. V. Zaremba, O. G. Drushlyak, N. Yu. Gorobets, S. S. Kovalenko, O. Yu. Grevtsov, Sergiy M. Kovalenko
Publikováno v:
Chemistry of Heterocyclic Compounds. 49:915-921
A series of novel pyrazolo[1,5-a]pyrazine derivatives has been synthesized using a facile one-pot three-step protocol starting from pyrazole-3-carboxylic acids. The process occurs via amide formation with consequent pyrazine ring closure, hydrolysis,
Autor:
O. Yu. Grevtsov, Sergiy M. Kovalenko, O. V. Zaremba, O. G. Drushlyak, N. Yu. Gorobets, S. S. Kovalenko
Publikováno v:
ChemInform. 45
Title compounds (III) are synthesized by three-component condensation through amide formation, pyrazine ring closure, and hydrolysis/dehydration.