Patent classifications
C07D231/54
DESIGN, SYNTHESIS, AND BIOLOGICAL EVALUATION OF 1-METHYL-1, 4-DIHYRDOINDENO[1,2-C]PYRAZOLE ANALOGUES AS POTENTIAL ANTICANER AGENTS TARGETING TUBULIN COLCHICINE BINDING SITE
The invention discloses an indenopyrazole small-molecule tubulin inhibitor, which is characterized by having a structure represented by general formula I:
##STR00001##
wherein R represents NH.sub.2 or NHOH; the invention also discloses a preparation method of the indenopyrazole compound, or pharmaceutical salts thereof. The compound of the present invention is an indenopyrazole small-molecule tubulin inhibitor having a novel structure, and has very strong proliferation inhibition activity to human hepatocellular carcinoma (HepG2) cells, human prostate carcinoma (PC3) cells, human cervical carcinoma (HeLa) cells, human breast adenocarcinoma (MCF-7) cells, and human leukemia (K562) cells; the compound is similar to colchicine in mechanism of action, and thus capable of inhibiting tubulin polymerization; the compound is significant for enhancing the specificity and effectiveness of drugs, reducing toxic and side effects, preventing drug tolerance, and so on.
BTK INHIBITOR
- Xuehai Wang ,
- Chengde Wu ,
- Yong XU ,
- Chunli Shen ,
- Li'e Li ,
- Guoping Hu ,
- Yang Yue ,
- Jian Li ,
- Diliang Guo ,
- Nengyang Shi ,
- Lu Huang ,
- Shuhui Chen ,
- Ronghua Tu ,
- Zhongwen Yang ,
- Xuwen Zhang ,
- Qiang Xiao ,
- Hua Tian ,
- Yanping Yu ,
- Hailiang Chen ,
- Wenjie Sun ,
- Zhenyu He ,
- Jie Shen ,
- Jing Yang ,
- Jing Tang ,
- Wen Zhou ,
- Jing Yu ,
- Yi Zhang ,
- Quan Liu
Provided are a series of BTK inhibitors, and specifically disclosed are a compound, pharmaceutically acceptable salt thereof, tautomer thereof or prodrug thereof represented by formula (I), (II), (III) or (IV).
##STR00001##
BTK INHIBITOR
- Xuehai Wang ,
- Chengde Wu ,
- Yong XU ,
- Chunli Shen ,
- Li'e Li ,
- Guoping Hu ,
- Yang Yue ,
- Jian Li ,
- Diliang Guo ,
- Nengyang Shi ,
- Lu Huang ,
- Shuhui Chen ,
- Ronghua Tu ,
- Zhongwen Yang ,
- Xuwen Zhang ,
- Qiang Xiao ,
- Hua Tian ,
- Yanping Yu ,
- Hailiang Chen ,
- Wenjie Sun ,
- Zhenyu He ,
- Jie Shen ,
- Jing Yang ,
- Jing Tang ,
- Wen Zhou ,
- Jing Yu ,
- Yi Zhang ,
- Quan Liu
Provided are a series of BTK inhibitors, and specifically disclosed are a compound, pharmaceutically acceptable salt thereof, tautomer thereof or prodrug thereof represented by formula (I), (II), (III) or (IV).
##STR00001##
PROCESS FOR THE CYCLOADDITION OF A (HETERO)ARYL 1,3-DIPOLE COMPOUND WITH A (HETERO)CYCLOALKYNE
A process is provided, comprising reacting a (hetero)aryl 1,3-dipole compound with a (hetero)cycloalkyne, wherein the (hetero)aryl 1,3-dipole compound comprises a 1,3-dipole functional group bonded to a (hetero)aryl group, and wherein the (hetero)aryl 1,3-dipole compound is a (hetero)aryl azide or a (hetero)aryl diazo compound; wherein: (i) the (hetero)aryl group of the (hetero)aryl 1,3-dipole compound comprises a substituent (ii) the (hetero)aryl group of the (hetero)aryl 1,3-dipole compound is an electron-poor (hetero)aryl group
and wherein the (hetero)cycloalkyne is a (hetero)cyclooctyne or a (hetero)cyclononyne according to Formula (1). The invention also relates to the products obtainable by the process according to the invention.
PROCESS FOR THE CYCLOADDITION OF A (HETERO)ARYL 1,3-DIPOLE COMPOUND WITH A (HETERO)CYCLOALKYNE
A process is provided, comprising reacting a (hetero)aryl 1,3-dipole compound with a (hetero)cycloalkyne, wherein the (hetero)aryl 1,3-dipole compound comprises a 1,3-dipole functional group bonded to a (hetero)aryl group, and wherein the (hetero)aryl 1,3-dipole compound is a (hetero)aryl azide or a (hetero)aryl diazo compound; wherein: (i) the (hetero)aryl group of the (hetero)aryl 1,3-dipole compound comprises a substituent (ii) the (hetero)aryl group of the (hetero)aryl 1,3-dipole compound is an electron-poor (hetero)aryl group
and wherein the (hetero)cycloalkyne is a (hetero)cyclooctyne or a (hetero)cyclononyne according to Formula (1). The invention also relates to the products obtainable by the process according to the invention.
6,7-DIHYDROPYRAZOLO[1,5-a]PYRAZIN-4(5H)-ONE COMPOUNDS AND THEIR USE AS NEGATIVE ALLOSTERIC MODULATORS OF MGLUR2 RECEPTORS
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 (“mGluR2”). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved.
6,7-DIHYDROPYRAZOLO[1,5-a]PYRAZIN-4(5H)-ONE COMPOUNDS AND THEIR USE AS NEGATIVE ALLOSTERIC MODULATORS OF MGLUR2 RECEPTORS
The present invention relates to novel 6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one derivatives as negative allosteric modulators (NAMs) of the metabotropic glutamate receptor subtype 2 (“mGluR2”). The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention or treatment of disorders in which the mGluR2 subtype of metabotropic receptors is involved.
SHIP1 MODULATORS AND METHODS RELATED THERETO
Compounds of formula (II):
##STR00001##
wherein
##STR00002##
R.sup.1, R.sup.2, R.sup.5 and R.sup.13 are described herein, or a stereoisomer, enantiomer or tautomer thereof or mixtures thereof, or a pharmaceutically acceptable salt or solvate thereof, are described herein, as well as other compounds. These compounds have activity as SHIP1 modulators, and thus may be useful in treating a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of the invention are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
SHIP1 MODULATORS AND METHODS RELATED THERETO
Compounds of formula (II):
##STR00001##
wherein
##STR00002##
R.sup.1, R.sup.2, R.sup.5 and R.sup.13 are described herein, or a stereoisomer, enantiomer or tautomer thereof or mixtures thereof, or a pharmaceutically acceptable salt or solvate thereof, are described herein, as well as other compounds. These compounds have activity as SHIP1 modulators, and thus may be useful in treating a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of the invention are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
HETEROCYCLE AND CARBOCYCLE DERIVATIVES HAVING TRKA INHIBITORY ACTIVITY
The present invention relates to a compound represented by Formula (I):
##STR00001##
wherein -L- is —C(═X)—, or the like, —Z— is —NR.sup.5—, or the like, —Z.sup.A— is —NR.sup.5A—, or the like, —W— is —C(R.sup.8R.sup.9)n-, —W.sup.A— is —C(R.sup.3R.sup.4)m-, B is substituted or unsubstituted aromatic carbocyclyl, or the like, Y is a bond, or the like, the ring C is a substituted or unsubstituted aromatic heterocycle, or the like, R.sup.2 is a hydrogen atom, or the like, or a pharmaceutically acceptable salt thereof, or a pharmaceutical composition comprising thereof.