Patent number: 11306100
Abstract: The present invention provides a compound of general formulae I useful as GSK3? inhibitors and their anticancer potential and process for preparation of these spirooxindoles. wherein Z is hydrogen, halogen, hydroxy, alkoxy, cyano, nitro; Ring A is a five membered or six membered or seven membered optionally containing additional hetero atom in the ring X is optionally CH2 Ring B is triazole or cyclic amine alone or with one or more hetero atoms part of the ring and optionally substituted with one or more substituents Y is hydrogen, alkoxy, aryloxy, hydroxy, ester, amide, amino, alkyl or aryl, heteroaryl, wherein these substituents are optionally substituted with one or more halogen, hydroxy, alkoxy, alkyl, aryl, heteroaryl, aryloxy, nitro, cyano, ester, aldehyde, wherein these substituents are further substituted with one or more halogen, hydroxy, alkoxy, alkyl, aryl, heteroaryl, aryloxy, nitro, cyano, ester, aldehyde.
Type:
Grant
Filed:
March 9, 2018
Date of Patent:
April 19, 2022
Inventors:
Prathama S. Mainkar, Mohammad Abdul Sattar, Pitchakuntla Mallesham, Togapur Pavan Kumar, Divya Duscharla, Ummanni Ramesh, Srivari Chandrasekhar
Patent number: 11306070
Abstract: The present invention provides novel compounds of Formulae (I?) and (II), and pharmaceutically acceptable salts, solvates, hydrates, polymorphs, co-crystals, tautomers, stereoisomers, isotopically labeled derivatives, prodrugs, and compositions thereof. Also provided are methods and kits involving the inventive compounds or compositions for treating and/or preventing proliferative diseases (e.g., cancers (e.g., leukemia, acute lymphoblastic leukemia, lymphoma, Burkitt's lymphoma, melanoma, multiple myeloma, breast cancer, Ewing's sarcoma, osteosarcoma, brain cancer, ovarian cancer, neuroblastoma, lung cancer, colorectal cancer), benign neoplasms, diseases associated with angiogenesis, inflammatory diseases, autoinflammatory diseases, and autoimmune diseases) in a subject. Treatment of a subject with a proliferative disease using a compound or composition of the invention may inhibit the aberrant activity of a kinase, such as a cyclin-dependent kinase (CDK) (e.g.
Type:
Grant
Filed:
November 22, 2017
Date of Patent:
April 19, 2022
Assignee:
Dana-Farber Cancer Institute, Inc.
Inventors:
Nathanael S. Gray, Tinghu Zhang, Baishan Jiang, Nicholas Paul Kwiatkowski