Patent ID: 9133138
Filing Date: 2015-09-15
Classification: A61K,A61P,C07D,Y02A

Abstract:
1. A method for inhibiting flaviviridae virus, wherein the method comprises administration of an effective amount of a quinazoline compound of formula I or a physiologically acceptable salt thereof to a subject needed to be treated, wherein, R the substituents upon substitution are selected from the group consisting of C1-C10 alkyl, C1-C10 alkoxy, halogen, hydroxy, nitro, carboxy, C6-C10 aryl, phenolic group, amino, amino substituted with C1-C10 hydrocarbyl, heterocyclic group and trifluoromethyl; the heterocyclic group is a 3- to 7-membered monocyclic ring or a 8- to 10-membered bicyclic ring, which may contain 1 to 3 heteroatoms selected from the group consisting of N, O and S.