Patent ID: 11945798
Assignee: YUHAN CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC A  C | IPC C

Claim 15:
16. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R2A is H; F; Cl; OH; NH2; C1-4 alkyl optionally substituted by one or more substituents selected from the group consisting of OH, NH2, F, Cl, C3-6 cycloalkyl, C1-3 alkoxy, —NHC1-3 alkyl, —NHC1-3 hydroxyalkyl, —NHC1-3 haloalkyl, —NHC3-6 cycloalkyl, —N(C1-3 alkyl)2, —N(C1-3 haloalkyl)2, —NHC(O)C1-3 alkyl, —C(O)NHC1-3 alkyl, —C(O)N(C1-6 alkyl)2, 3-7 membered heterocyclyl, and 5-6 membered heteroaryl having one to three heteroatoms selected from a group consisting of N, O and S; C3-6 cycloalkyl; C1-3 alkoxy optionally substituted by one to three F or Cl; —C(O)NHC1-3 alkyl optionally substituted by one to three substituents selected from the group consisting of OH, F and Cl; —C(O)N(C1-3 alkyl)2 optionally substituted by one to three substituents selected from the group consisting of OH, F and Cl; —NHC1-3 alkyl optionally substituted by one to three substituents selected from the group consisting of OH, F, Cl, —NHC1-3 alkyl, —N(C1-3alkyl)2, 3-6 membered heterocyclyl one to three heteroatoms selected from a group consisting of N, O and S optionally substituted by F, Cl or —N(C1-3 alkyl)2; —N(C1-3 alkyl)2 where C1-3 alkyl is optionally substituted by one to three F or Cl; —NH-4-6 membered heterocyclyl one to three heteroatoms selected from a group consisting of N, O and S optionally substituted by C1-3 alkyl; or 4-7 membered heterocyclyl.