US2005009898A1PendingUtilityA1

New substituted indolinones, their manufacture and their use as medicaments

Assignee: BOEHRINGER INGELHEIM PHARMAPriority: Aug 27, 1999Filed: Jul 27, 2004Published: Jan 13, 2005
Est. expiryAug 27, 2019(expired)· nominal 20-yr term from priority
C07D 209/34C07D 401/04C07D 401/12A61P 43/00A61P 35/00C07D 403/12C07D 491/04C04B 35/632C07D 401/14
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Claims

Abstract

The present invention relates to substituted indolinones of general formula wherein R 1 to R 6 and X are defined as in claim 1 , the isomers and the salts thereof, in particular the physiologically acceptable salts thereof which have valuable pharmacological properties, especially an inhibitory effect on various receptor-tyrosine kinases, and cycline/CDK complexes as well as on the proliferation of endothelial cells and various tumour cells, pharmaceutical compositions containing these compounds, their use and processes for preparing them.

Claims

exact text as granted — not AI-modified
1 . A compound of the formula (I):  
       
         
           
           
               
               
           
         
       
       wherein: 
 X denotes an oxygen or sulphur atom;  
 R 1  denotes a C 2-3 -alkenyl, C 2-3 -alkynyl, aryl, aryl-C 1-3 -alkyl, heteroaryl, heteroaryl-C 1-3 -alkyl, trifluoromethyl or cyano group, 
 a hydroxy, C 1-3 -alkoxy, hydroxy-C 1-3 -alkyl, C 1-3 -alkoxy-C 1-3 -alkyl, aryloxy or heteroaryloxy group,  
 a mercapto, C 1-3 -alkylsulphenyl, phenylsulphenyl, benzylsulphenyl, C 1-3 -alkylsulphinyl, phenylsulphinyl, benzylsulphinyl, C 1-3 -alkylsulphonyl, phenylsulphonyl, benzylsulphonyl, sulpho, C 1-3 -alkoxysulphonyl, phenoxysulphonyl or benzyloxysulphonyl group,  
 an amino, C 1-3 -alkylamino, di-(C 1-3 -alkyl)-amino, hydroxycarbonyl-C 1-3 -alkylamino, N—(C 1-3 -alkyl)-hydroxycarbonyl-C 1-3 -alkylamino, C 1-3 -alkoxycarbonyl-C 1-3 -alkylamino, N—(C 1-3 -alkyl)-C 1-3 -alkoxycarbonyl-C 1-3 -alkylamino, phenylamino, N-phenyl-C 1-3 -alkylamino, N,N-diphenylamino, benzylamino, N-benzyl-C 1-3 -alkylamino, N,N-dibenzylamino, C 1-3 -alkylcarbonylamino, benzoylamino, benzylcarbonylamino group or an N—(C 1-3 -alkyl)-C 1-3 -alkylcarbonylamino group wherein the two alkyl groups are optionally replaced by a C 2-5 -n-alkylene bridge or wherein one or both alkyl groups are optionally replaced by a phenyl or benzyl group,  
 a C 1-3 -alkylsulphonylamino, phenylsulphonylamino or benzylsulphonylamino group or an N—(C 1-3 -alkyl)-C 1-3 -alkylsulphonylamino group wherein the two alkyl groups are optionally replaced by a C 2-5 -n-alkylene bridge or wherein one or both alkyl groups are optionally replaced by a phenyl or benzyl group,  
 an aminosulphonyl, C 1-3 -alkylaminosulphonyl, phenylaminosulphonyl, benzylaminosulphonyl, di-(C 1-3 -alkyl)-aminosulphonyl, N,N-diphenyl-aminosulphonyl or N,N-dibenzyl-aminosulphonyl group,  
 a phosphono, (C 1-3 -alkoxy)PO(H), (C 1-3 -alkoxy)PO(C 1-3 -alkyl), (C 1-3 -alkoxy)PO(OH), di-(C 1-3 -alkoxy)-PO or (C 2-4 -n-alkylenedioxy)-PO group,  
 a ureido group optionally mono-, di- or trisubstituted by C 1-3 -alkyl groups,  
 a 4- to 7-membered cycloalkyleneimino or cycloalkyleneiminosulphonyl group, wherein in each case the methylene group in the 4 position of a 6- or 7-membered cycloalkyleneimino group is optionally replaced by an oxygen or sulphur atom, by a sulphinyl, sulphonyl, —NH or —N(C 1-3 -alkyl) group;  
 
 R 2  denotes a hydrogen, fluorine, chlorine, bromine or iodine atom, 
 a C 1-6 -alkyl or trifluoromethyl group,  
 a hydroxy, C 1-3 -alkoxy, mercapto, C 1-3 -alkylsulphenyl, C 1-3 -alkylsulphinyl, C 1-3 -alkylsulphonyl, sulpho, C 1-3 -alkoxysulphonyl, aminosulphonyl, C 1-3 -alkylaminosulphonyl or di-(C 1-3 -alkyl)-aminosulphonyl group,  
 a nitro, amino, C 1-3 -alkylamino or di-(C 1-3 -alkyl)-amino group,  
 a C 1-3 -alkylcarbonyl, cyano, carboxy, C 1-3 -alkoxycarbo-nyl, aminocarbonyl, C 1-3 -alkylaminocarbonyl or di-(C 1-3 -alkyl)-aminocarbonyl group,  
 a phosphono, (C 1-3 -alkoxy)PO(H), (C 1-3 -alkoxy)PO(C 1-3 -alkyl), (C 1-3 -alkoxy)PO(OH) or di-(C 1-3 -alkoxy)-PO group,  
 a 4- to 7-membered cycloalkyleneimino, cycloalkyleneiminocarbonyl or cycloalkyleneiminosulphonyl group, wherein in each case the methylene group in the 4 position of a 6- or 7-membered cycloalkyleneimino group is optionally replaced by an oxygen or sulphur atom, by a sulphinyl, sulphonyl, —NH or —N(C 1-3 -alkyl) group, or  
 R 1  and R 2  together denote a methylenedioxy, ethylenedioxy, n-propylene, n-butylene or 1,4-butadienylene group;  
 
 R 3  denotes a hydrogen atom, denotes a C 1-6 -alkyl, C 3-7 -cycloalkyl, trifluoromethyl or heteroaryl group, 
 a phenyl or naphthyl group mono- or disubstituted by a fluorine, chlorine, bromine or iodine atom, by a trifluoromethyl, C 1-3 -alkyl or C 1-3 -alkoxy group, wherein if the phenyl or naphthyl group are disubstituted the substituents are identical or different and are optionally substituted by: 
 a hydroxy, hydroxy-C 1-3 -alkyl or C 1-3 -alkoxy-C 1-3 -alkyl group,  
 by a cyano, cyano-C 1-3 -alkyl, cyano-C 2-3 -alkenyl, cyano-C 2-3 -alkynyl, carboxy, carboxy-C 1-3 -alkyl, carboxy-C 2-3 -alkenyl, carboxy-C 2-3 -alkynyl, C 1-3 -alkoxycarbonyl, C 1-3 -alkoxycarbonyl-C 1-3 -alkyl, C 1-3 -alkoxycarbonyl-C 2-3 -alkenyl or C 1-3 -alkoxycarbonyl-C 2-3 -alkynyl group,  
 by a C 1-3 -alkylcarbonyl, C 1-3 -alkylcarbonyl-C 1-3 -al-kyl, C 1-3 -alkylcarbonyl-C 2-3 -alkenyl or C 1-3 -alkylcarbo-nyl-C 2-3 -alkynyl group,  
 
 by an aminocarbonyl, aminocarbonyl-C 1-3 -alkyl, amino-carbonyl-C 2-3 -alkenyl, aminocarbonyl-C 2-3 -alkynyl, C 1-3 -alkylaminocarbonyl, C 1-3 -alkylaminocarbonyl-C 1-3 -alkyl, C 1-3 -alkylaminocarbonyl-C 2-3 -alkenyl, C 1-3 -alkylaminocarbonyl-C 2-3 -alkynyl, di-(C 1-3 -alkyl)-aminocarbonyl, di-(C 1-3 -alkyl)-aminocarbonyl-C 1-3 -alkyl, di-(C 1-3 -alkyl)-aminocarbonyl-C 2-3 -alkenyl or di-(C 1-3 -alkyl)-aminocarbonyl-C 2-3 -alkynyl group, 
 by a nitro, nitro-C 1-3 -alkyl, nitro-C 2-3 -alkenyl or nitro-C 2-3 -alkynyl group,  
 by an amino, C 1-3 -alkylamino, di-(C 1-3 -alkyl)-amino, amino-C 1-3 -alkyl, C 1-3 -alkylamino-C 1-3 -alkyl or di-(C 1-3 -alkyl)-amino-C 1-3 -alkyl group,  
 by a C 1-3 -alkylcarbonylamino, C 1-3 -alkylcarbonylamino-C 1-3 -alkyl, N—(C 1-3 -alkyl)-C 1-3 -alkylcarbonylamino, N—(C 1-3 -alkyl)-C 1-3 -alkylcarbonylamino-C 1-3 -alkyl, C 1-3 -alkylsulphonylamino, C 1-3 -alkylsulphonylamino-C 1-3 -alkyl, N—(C 1-3 -alkyl)-C 1-3 -alkylsulphonylamino or N—(C 1-3 -alkyl)-C 1-3 -alkylsulphonylamino-C 1-3 -alkyl group,  
 by a 4- to 7-membered cycloalkyleneimino, cycloalkyleneiminocarbonyl, cycloalkyleneiminosulphonyl, cycloalkyleneimino-C 1-3 -alkyl, cycloalkyleneiminocarbonyl-C 1-3 -alkyl or cycloalkyleneiminosulphonyl-C 1-3 -alkyl group, wherein in each case the methylene group in the 4 position of a 6- or 7-membered cycloalkyleneimino group is optionally replaced by an oxygen or sulphur atom, by a sulphinyl, sulphonyl, —NH or —N(C 1-3 -alkyl) group, or by a heteroaryl or heteroaryl-C 1-3 -alkyl group  
 
 
 R 4  denotes a hydrogen atom or a C 1-3 -alkyl group;  
 R 5  denotes a hydrogen atom or a C 1-3 -alkyl group and  
 R 6  denotes a hydrogen, fluorine, chlorine, bromine or iodine atom, 
 a trifluoromethyl or heteroaryl group, a C 1-3 -alkoxy group optionally substituted by 1 to 3 fluorine atoms, an amino-C 1-3 -alkoxy, C 1-3 -alkylamino-C 2-3 -alkoxy or benzylamino-C 2-3 -alkoxy group, a cycloalkyleneimino-C 2-3 -alkoxy group with 4 to 7 ring members, a di-(C 1-3 -alkyl)-amino-C 2-3 -alkoxy or C 1-3 -alkylmercapto group,  
 a nitro, cyano, carboxy, C 1-3 -alkoxycarbonyl, amino-carbonyl, C 1-3 -alkylaminocarbonyl, di-(C 1-3 -alkyl)-amino-carbonyl, piperidinocarbonyl or tetrazolyl group,  
 a C 1-3 -alkylcarbonylamino group optionally substituted at the nitrogen atom by a C 1-3 -alkyl group,  
 an imidazolyl or piperazino group optionally substituted at the imino group by a C 1-3 -alkyl group,  
 a C 1-4 -alkyl group, which may be terminally substituted 
 by a hydroxy, C 1-3 -alkoxy, carboxy, C 1-3 -alkoxy-carbonyl, amino, C 1-4 -alkylamino, di-(C 1-4 -alkyl)-amino, phenylamino, N-phenyl-C 1-3 -alkylamino, phenyl-n-C 1-3 -alkylamino, N—(C 1-3 -alkyl)-phenyl-n-C 1-3 -alkylamino or di-(phenyl-n-C 1-3 -alkyl)-amino group,  
 by a 4- to 7-membered cycloalkyleneimino group wherein 
 a methylene group linked to the imino group is optionally replaced by a carbonyl or sulphonyl group or  
 one or two hydrogen atoms is optionally replaced by a C 1-3 -alkyl group and/or  
 in each case the methylene group in the 4 position of a 6- or 7-membered cycloalkyleneimino group is optionally substituted by a carboxy, C 1-3 -alkoxycarbonyl, aminocarbonyl, C 1-3 -alkylaminocarbonyl, di-(C 1-3 -alkyl)-aminocarbonyl, phenyl-n-C 1-3 -alkylamino or N—(C 1-3 -alkyl)-phenyl-n-C 1-3 -alkylamino group or  
 is optionally replaced by an oxygen or sulphur atom, by a sulphinyl, sulphonyl, —NH or —N(C 1-3 -alkyl) group,  
 
 by a 5- to 7-membered cycloalkenyleneimino group wherein the double bond is isolated from the nitrogen atom,  
 by a C 4-7 -cycloalkylamino, N—(C 1-3 -alkyl)-C 4-7 -cycloalkylamino or C 5-7 -cycloalkenylamino group wherein position 1 of the ring is not involved in the double bond and wherein the nitrogen atom is optionally substituted by a C 1-3 -alkyl group,  
 by a C 1-3 -alkylcarbonylamino, N—(C 1-3 -alkyl)-C 1-3 -alkylcarbonylamino, aminocarbonyl, C 1-3 -alkyl-aminocarbonyl or di-(C 1-3 -alkyl)-aminocarbonyl group,  
 
 
 or R 6  denotes a group of formula  
   —N(R a )—CO—(CH 2 ) n —R b   (II),  
 wherein  
 R a  denotes a C 1-3 -alkyl group,  
 n one of the numbers 0, 1 or 2 and  
 R b  denotes an amino, C 1-4 -alkylamino, phenylamino, N—(C 1-4 -alkyl)-phenylamino, benzylamino, N—(C 1-4 -alkyl)-benzylamino or di-(C 1-4 -alkyl)-amino group or a 4- to 7-membered cycloalkyleneimino group, wherein in each case the methylene group in the 4 position of a 6- or 7-membered cycloalkyleneimino group is optionally replaced by an oxygen or sulphur atom, by a sulphinyl, sulphonyl, —NH or —N(C 1-3 -alkyl) group,  
 a group of formula  
   —N(R c )—(CH 2 ) m —(CO) o —R d   (III),  
 wherein  
 R c  denotes a C 1-3 -alkyl, C 1-3 -alkylcarbonyl, arylcarbonyl, benzylcarbonyl, C 1-3 -alkylsulphonyl, arylsulphonyl or benzylsulphonyl group,  
 m denotes one of the numbers 1, 2, 3 or 4,  
 o denotes one of the numbers 0 or 1 and  
 R d  has the meanings given for R b  hereinbefore or denotes a di-(C 1-4 -alkyl)-amino-C 1-3 -alkylamino group optionally substituted in the 1 position by a C 1-3 -alkyl group,  
 or R 6  denotes an N—(C 1-3 -alkyl)-C 1-3 -alkylsulphonylamino group;  
 wherein any carboxy, amino or imino group present is optionally substituted by a group which can be cleaved in vivo,  
 wherein when there is an imino or amino group they are optionally substituted by the following groups which can be cleaved in vivo:  
 a hydroxy group, an acyl group, an allyloxycarbonyl group, a C 1-16 -alkoxycarbonyl group, a phenyl-C 1-6 -alkoxycarbonyl group, a C 1-3 -alkylsulphonyl-C 2-4 -alkoxycarbonyl, C 1-3 -alkoxy-C 2-4 -alkoxy-C 2-4 -alkoxycarbonyl or R e CO—O—(R f CR g )—O—CO group wherein 
 R e  denotes a C 1-8 -alkyl, C 5-7 -cycloalkyl, phenyl or phenyl-C 1-3 -alkyl group,  
 R f  denotes a hydrogen atom, a C 1-3 -alkyl, C 5-7 -cycloalkyl or phenyl group and  
 R g  denotes a hydrogen atom, a C 1-3 -alkyl or R e CO—O—(R f CR 9 )—O group wherein R e  to R g  are as hereinbefore defined,  
 
 and additionally a phthalimido group may be used for an amino group,  
 wherein when there is a carboxy group it is optionally substituted by the abovementioned ester groups which can be converted in vivo into a carboxy group,  
 or the physiologically acceptable salts and isomers thereof.  
 
     
     
         2 . The compound according to  claim 1 , wherein 
 X denotes an oxygen atom;    R 1  denotes a C 1-3 -alkoxy, trifluoromethyl, di-(C 1-3 -alkyl)-amino, pyrrolidino or pyrrolo group, 
 an amino or C 1-3 -alkylamino group wherein an amino-hydrogen atom is optionally replaced by a C 1-3 -alkylcarbonyl, phenyl-C 1-3 -alkylcarbonyl, benzoyl, aminocarbonyl, C 1-3 -alkylsulphonyl, phenylsulphonyl, carboxy-C 1-3 -alkyl or C 1-3 -alkyloxycarbonyl-C 1-3 -alkyl group, or  
 a phenyl group optionally substituted by a C 1-3 -alkyl group;  
   R 2  denotes a hydrogen atom or a C 1-3 -alkoxy group or    R 1  and R 2  together denote a methylenedioxy group;    R 3  denotes a C 1-3 -alkyl or a phenyl group substituted by a cyano, amino-C 1-3 -alkyl or N—(C 1-3 -alkanoyl)-amino-C 1-3 -alkyl group;    R 4  denotes a hydrogen atom;    R 5  denotes a hydrogen atom and    R 6  denotes a hydrogen, fluorine, chlorine, bromine or iodine atom, 
 a trifluoromethyl, 4-(C 1-3 -alkyl)-piperazino, pyridinyl, imidazolyl, tetrazolyl, C 1-3 -alkoxy or C 1-3 -alkylmercapto group,  
 a nitro, cyano, carboxy or C 1-3 -alkyloxycarbonyl group or a C 1-3 -alkylcarbonylamino group optionally substituted at the nitrogen atom by a C 1-3 -alkyl group,  
 a piperidinocarbonyl group or an aminocarbonyl group optionally substituted by one or two C 1-3 -alkyl groups,  
 a C 1-3 -alkyl group optionally terminally substituted 
 by an amino, C 1-4 -alkylamino, di-(C 1-4 -alkyl)-amino, phenylamino, N-phenyl-C 1-3 -alkylamino, phenyl-n-C 1-3 -alkylamino, N—(C 1-3 -alkyl)-phenyl-n-C 1-3 -alkylamino or di-(phenyl-n-C 1-3 -alkyl)-amino group, by a pyrrolidino, piperidino, hexamethyleneimino, morpholino, thiomorpholino, 1-oxido-thiomorpholino or piperazino group wherein the piperidino group may additionally be substituted by one or two C 1-3 -alkyl groups or by a carboxy, C 1-3 -alkoxycarbonyl, aminocarbonyl, C 1-3 -alkylaminocarbonyl-di-(C 1-3 -alkyl)-aminocarbonyl or N—(C 1-3 -alkyl)-phenyl-n-C 1-3 -alkylamino group,  
 
 by a C 5-7 -cycloalkylamino or C 5-7 -cycloalkenylamino group wherein position 1 of the ring is not involved in the double bond,  
 by a C 1-3 -alkylcarbonylamino, N—(C 1-3 -alkyl)-C 1-3 -alkylcarbonylamino, carboxy, C 1-3 -alkoxycarbonyl, aminocarbonyl, C 1-3 -alkylaminocarbonyl or di-(C 1-3 -alkyl)-aminocarbonyl group,  
 a C 1-3 -alkoxy group, which is terminally substituted by an amino, C 1-3 -alkylamino or di-(C 1-3 -alkyl)-amino group,  
 a group of formula  
   —N(R a )—CO—(CH 2 ) n —R b   (II),  
 wherein  
   R a  denotes a C 1-3 -alkyl group,    n denotes one of the numbers 0, 1 or 2 and    R b  denotes an amino, C 1-4 -alkylamino or di-(C 1-4 -alkyl)-amino group or a pyrrolidino, piperidino, hexamethyleneimino, morpholino, thiomorpholino, 1-oxido-thiomorpholino or piperazino group,    a group of formula      —N(R c )—(CH 2 ) m —(CO) o —R d   (III),    wherein    R c  denotes a C 1-3 -alkyl, C 1-3 -alkylcarbonyl or C 1-3 -alkylsulphonyl group, 
 m denotes one of the numbers 1, 2, 3 or 4,  
 o denotes one of the numbers 0 or 1 and  
 R d  has the meanings given for Rb hereinbefore or denotes a di-(C 1-4 -alkyl)-amino-C 1-3 -alkylamino group optionally substituted in the 1 position by a C 1-3 -alkyl group,  
   or R 6  denotes an N—(C 1-3 -alkyl)-C 1-3 -alkylsulphonylamino group.    
     
     
         3 . The compound according to  claim 2 , wherein 
 X denotes an oxygen atom;    R 1  denotes a methoxy, ethoxy, trifluoromethyl, phenyl, methylphenyl, dimethylamino, pyrrolidino or pyrrolo group, 
 an amino group which is optionally substituted by a methyl, carboxymethyl, methoxycarbonylmethyl, acetyl, phenylacetyl, benzoyl, methanesulphonyl, benzenesulphonyl or aminocarbonyl group;  
   R 2  denotes a hydrogen atom, a methoxy or ethoxy group or    R 1  and R 2  together denote a methylenedioxy group;    R 3  denotes an ethyl group or a phenyl group substituted by a cyano, aminomethyl or N-acetyl-aminomethyl group;    R 4  denotes a hydrogen atom;    R 5  denotes a hydrogen atom and    R 6  denotes a hydrogen, fluorine, chlorine, bromine or iodine atom,    a methyl, trifluoromethyl, methoxy, ethoxy, methylmercapto, cyano, carboxy, methoxycarbonyl, ethoxycarbonyl, aminocarbonyl, dimethylaminocarbonyl, piperidinocarbonyl, nitro, 4-methyl-piperazino, imidazolyl, pyridinyl or tetrazolyl group,    an ethyloxy or n-propyloxy group terminally substituted by a dimethylamino group,    a methyl or ethyl group substituted by a carboxy, methoxycarbonyl, ethoxycarbonyl, aminocarbonyl or dimethylaminocarbonyl group,    a C 1-3 -alkyl group, which is optionally terminally substituted 
 by an amino, C 1-4 -alkylamino, cyclohexylamino, benzylamino or phenylamino group wherein a hydrogen atom of the amino-nitrogen atom is optionally replaced in each case by a C 1-3 -alkyl, benzyl, acetyl or dimethylaminocarbonyl group,  
 by a piperidino group optionally substituted by one or two methyl groups, 
 by a piperidino group substituted by a carboxy, methoxycarbonyl, ethoxycarbonyl or dimethylaminocarbonyl group,  
 by a pyrrolidino, 3,4-dehydro-piperidino, hexa-methyleneimino, morpholino, thiomorpholino, 1-oxo-thio-morpholino or piperazino group,  
 
   a C 1-3 -alkylamino group wherein the hydrogen atom of the amino-nitrogen atom is replaced 
 by an ethyl or n-propyl group, each of which is terminally substituted by a dimethylamino group,  
 by a C 2-3 -alkanoyl group which is optionally substituted in the 2 or 3 position by an amino, C 1-3 -alkylamino, di-(C 1-3 -alkyl)-amino, pyrrolidino, piperidino, morpholino or piperazino group,  
 by an aminocarbonyl, methylaminocarbonyl, dimethylaminocarbonyl, piperidinocarbonyl or methanesulphonyl group,  
 wherein the C 1-3 -alkyl moiety of the C 1-3 -alkylamino group is further optionally substituted 
 by an aminocarbonyl group,  
 by a C 1-3 -alkylaminocarbonyl or di-(C 1-3 -alkyl)-aminocarbonyl group wherein a C 2-3 -alkyl moiety may additionally be terminally substituted by a dimethylamino group,  
 by a pyrrolidinocarbonyl, piperidinocarbonyl, morpholinocarbonyl or piperazinocarbonyl group,  
 
 and wherein the C 2-3 -alkyl moiety of the above-mentioned C 1-3 -alkylamino group is also further optionally terminally substituted by an amino, C 1-3 -alkylamino, di-(C 1-3 -alkyl)-amino, pyrrolidino, piperidino, morpholino or piperazino group.  
   
     
     
         4 . The compound according to  claim 3 ,  
       wherein 
 R 2  denotes a hydrogen atom.  
 
     
     
         5 . The compound according to  claim 4 ,  
       wherein 
 R 1  and R 2 , which are identical or different, each denote a C 1-3 -alkoxy group.  
 
     
     
         6 . The compound according to  claim 1 , wherein 
 X denotes an oxygen atom;    R 1  denotes an amino, methoxy or ethoxy group;    R 2  denotes a hydrogen atom or in position 5 a methoxy or ethoxy group;    R 3  denotes a C 1-3 -alkyl or a phenyl group substituted by a cyano, amino-C 1-3 -alkyl or N—(C 1-3 -alkanoyl)-amino-C 1-3 -alkyl group;    R 4  and R 5  each denote a hydrogen atom and    R 6  denotes a methyl or ethyl group substituted by a methylamino, ethylamino, piperidino or 4-(dimethylaminocarbonyl)-piperidino group, wherein the amino-hydrogen atom of the methylamino- and ethylamino group is replaced by a methyl or benzyl group, an N-dimethylaminomethylcarbonyl-N-methyl-amino group or an N-acetyl-N—(C 2-3 -alkyl)-amino group wherein the C 2-3 -alkyl moiety in each case is terminally substituted by a dimethylamino group.    
     
     
         7 . A compound, wherein the compound is 
 3-(Z)-{1-[4-(N-dimethylaminomethylcarbonyl-N-methyl-amino)-anilino]-1-ethyl-methylidene}-5,6-dimethoxy-2-indolinone 
 or the physiologically acceptable salts and isomers thereof.  
   
     
     
         8 . A pharmaceutical composition comprising a therapeutically effective amount of a compound according to  claim 1  and one or more inert carriers and/or diluents.  
     
     
         9 . A method of treating haemangiomas, metastasisation, rheumatoid arthritis, psoriasis, ocular neovascularisation or diabetic retinopathy, comprising administering to a patient in need thereof a therapeutically effective amount of a compound according  claim 1 .  
     
     
         10 . A method of inhibiting tumour cell proliferation comprising contacting a cell with an effective amount of a compound according to  claim 1 .  
     
     
         11 . A method of inhibiting tumour cell proliferation comprising administering to a patient a therapeutically effective of a compound according to  claim 1 .  
     
     
         12 . A method of treating solid tumours, comprising administering to a patient in need thereof a therapeutically effective amount of a compound according  claim 1 .  
     
     
         13 . A method of inhibiting endothelial cell proliferation comprising contacting a cell with an effective amount of a compound according to  claim 1 .  
     
     
         14 . A method of inhibiting endothelial cell proliferation comprising administering to a patient a therapeutically effective amount of a compound according to  claim 1.

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