Synthesis of 4-Oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-6-carboxamides using a modification of Ugi condensation.
Ilyn
Alexey P
AP
ChemDiv, Inc., 11558 Sorrento Valley Road, Suite 5, San Diego, CA 92121, USA.
Trifilenkov
Andrey S
AS
Tsirulnikov
Sergey A
SA
Kurashvily
Irina D
ID
Ivachtchenko
Alexandre V
AV