Abstract: Disclosed are as represented by Formula (I) a quinazoline derivative and a pharmaceutical acceptable salt thereof, or, an enantiomer, a non-enantiomer, a tautomer, a racemate, a solvate, a metabolic precursor, or a prodrug of both. Also disclosed are a preparation method therefor, an intermediate, a pharmaceutical composition having the quinazoline derivative, and an application thereof. The quinazoline derivative of the present invention is provided with improved anti-tumor activity.
Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I]: wherein R1 is a cycloalkyl group and the like, R22 is an optionally substituted aryl and the like, R is a lower alkyl and the like, T is a carbonyl group, Z is —O— and the like, and R3 to R6 are the same or different and a hydrogen atom and the like; or a pharmaceutically acceptable salt, that is useful as a renin inhibitor.