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Priority to CU20100053ApriorityCriticalpatent/CU20100053A7/es
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La presente invención se refiere a intermediarios de pirazolopirimidinas útiles en la producción de 5,7-diaminopirazolo (4,3-D-)pirimidinas con actividad inhibidora PDE-5.
CU20100053A2010-03-242010-03-245,7-diaminopirazolo 4,3-dipirimidinas con actividad inhibidora de pde-5
CU20100053A7
(es)