摘要:
A process for producing a compound of formula (I): wherein the dotted lines - - - independently represent a single or double bond and R, R1, R2 and R3 are each hydrogen or an organic radical, comprises treating the corresponding 17&bgr;-carbonylimidazole intermediates with anhydrous acids in the presence of an amine and, optionally, hydrogenating the resulting compound.
摘要:
A process for producing a compound of formula (I): ##STR1## wherein the dotted lines - - - independently represent a single or double bond and R, R.sub.1, R.sub.2 and R.sub.3 are each hydrogen or an organic radical, comprises treating the corresponding 17.beta.-carbonylimidazole intermediates with anhydrous acids in the presence of an amine and, optionally, hydrogenating the resulting compound.
摘要:
4-amino-unsaturated androstanedione derivatives provided with aromatase inhibitory activity are obtained by hydrolyzation of a corresponding compound of formula II ##STR1##
摘要:
Novel 1H-pyrrolo[2,3-b]pyridines which are represented by formula (I): wherein R is a hydrogen or halogen atom or a group selected from —CN, —OH, —OCOR4, —(CH2)nNH2, —(CH2)nNHR4, —(CH2)nNHCOR4, —(CH2)nNHCONR4R5, —(CH2)nNHCOOR4, or —(CH2)nNHSO2R4, wherein n is either 0 or 1, R4 and R5 are as described in the specification; R1 is hydrogen or an optionally substituted alkyl group; R2 is an optionally substituted group selected from alkyl or aryl; R3 is hydrogen or a group selected from —CONR4R5, —COOR4, —CONHOR4, —SO2NHR4, alkylsulphonylaminocarbonyl or perfluorinated alkylsulphonylaminocarbonyl; or a pharmaceutically acceptable salt thereof, are disclosed. These compounds are useful for treating cell proliferative disorders associated with an altered cell dependent kinase activity.
摘要:
Novel hydrosoluble 3-arylidene-2-oxindole derivatives, having tyrosine kinase inhibitor activity, encompassed by general formula (I), wherein m is zero, 1 or 2; A is a bicyclic ring chosen from tetralin, naphthalene, quinoline and indole; R.sup.1 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.2 -C.sub.6 alkanoyl; one of R.sup.2 and R.sup.3 independently is hydrogen and the other is a substituent selected from: a C.sub.1 -C.sub.6 alkyl group substituted by 1, 2 or 3 hydroxy groups; --SO.sub.3 R.sup.4 in which R.sup.4 is hydrogen or C.sub.1 -C.sub.6 alkyl unsubstituted or substituted by 1, 2 or 3 hydroxy groups; --SO.sub.2 NHR.sup.5 in which R.sup.5 is as R.sup.4 defined above or a --(CH.sub.2).sub.n --N(C.sub.1 -C.sub.6 alkyl).sub.2 group in which n is 2 or 3; --COOR.sup.6 in which R.sup.6 is C.sub.1 -C.sub.6 alkyl unsubstituted or substituted by phenyl or by 1, 2 or 3 hydroxy groups or phenyl; --CONHR.sup.7 in which R.sup.7 is hydrogen, phenyl or C.sub.1 -C.sub.6 alkyl substituted by 1, 2 or 3 hydroxy groups or by phenyl; --NHSO.sub.2 R.sup.8 in which R.sup.8 is C.sub.1 -C.sub.6 alkyl or phenyl unsubstituted or substituted by halogen or by C.sub.1 -C.sub.4 alkyl; --N(R.sup.9).sub.2, --NHR.sup.9 or --OR.sup.9 wherein R.sup.9 is C.sub.2 -C.sub.6 alkyl substituted by 1, 2 or 3 hydroxy groups; --NHCOR.sup.10, --OOCR.sup.10 or --CH.sub.2 OOCR.sup.10 in which R.sup.10 is C.sub.1 -C.sub.6 alkyl substituted by 1, 2 or 3 hydroxy groups; --NHCONH.sub.2 ; --NH--C(NH.sub.2).dbd.NH; --C(NH.sub.2).dbd.NH; --CH.sub.2 NHC(NH.sub.2).dbd.NH; --CH.sub.2 NH.sub.2 ; --OPO(OH).sub.2 ; --CH.sub.2 OPO(OH).sub.2 ; --PO(OH).sub.2 ; or (a), (b), (c), or (d) group, wherein p is 1, 2 or 3 and Z is --CH.sub.2 --, --O-- or (e), in which R.sup.11 is hydrogen or is as R.sup.9 defined above; and the pharmaceutically acceptable salts thereof, are disclosed.
摘要:
The present invention relates to compounds useful as tyrosine kinase inhibitors, having the following general formula (I) ##STR1## wherein one of the groups X.sup.1, X.sup.2, X.sup.3, X.sup.4 is N and the others are CH; R is a group of formula (a), (b), (c) or (d) ##STR2## each of R.sup.1 and R.sup.3 independently is hydrogen, amino, carboxy, cyano, --SO.sub.3 R.sup.4, --SO.sub.2 NHR.sup.5, ##STR3## --COOR.sup.6, --CONH(CH.sub.2).sub.o Ph, --CONHCH.sub.2 (CHOH).sub.n CH.sub.2 OH, ##STR4## --N (CH.sub.2 CH.sub.2 OH).sub.2, --NHCH.sub.2 (CHOH).sub.n CH.sub.2 OH, --NHCONH.sub.2, --NHC(NH.sub.2).dbd.NH, --NHCO(CHOH).sub.n CH.sub.2 OH, ##STR5## --NHSO.sub.2 R.sup.7, --OCH.sub.2 (CHOH).sub.n CH.sub.2 OH, --OOC(CHOH).sub.n CH.sub.2 OH, --OPO(OH).sub.2, --OCH.sub.2 SO.sub.2 NH.sub.2, --CH.sub.2 NH.sub.2, --C(NH.sub.2).dbd.NH, --CH.sub.2 NHC(NH.sub.2).dbd.NH, ##STR6## --CH.sub.2 OH, --CH.sub.2 OOC(CHOH).sub.n C.sub.2 OH, --CH.sub.2 OPO(OH).sub.2, --PO(OH).sub.2 ;R.sup.2 is H, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkanoyl, --CH.sub.2 OH, --CH.sub.2 CH.sub.2 CONH.sub.2, --SO.sub.2 Me, --COCH.sub.2 SO.sub.2 NH.sub.2 ;R.sup.4 is H, --CH.sub.2 (CHOH).sub.n CH.sub.2 OH, C.sub.1 -C.sub.6 alkyl;R.sup.5 is H, C.sub.1 -C.sub.6 alkyl, --CH.sub.2 (CHOH).sub.n CH.sub.2 OH, --(CH.sub.2).sub.m NMe.sub.2 ;R.sup.6 is C.sub.1 -C.sub.6 alkyl, unsubstituted or substituted by phenyl, --CH.sub.2 (CHOH).sub.n CH.sub.2 OH;R.sup.7 is Me, --C.sub.6 H.sub.4 Me;Z is CH.sub.2, O, NH, NCH.sub.2 CH.sub.2 OH;n is 1 or 1;m is 2 or 3;o is 0, 1, 2 or 3;p is 1, 2 or 3;provided that when R is (a), (b), or (c) then R.sup.1 is not H and when R is (d) then one of R.sup.1 and R.sup.3 is not H; and the pharmaceutically acceptable salts thereof.
摘要:
The invention relates to a new process for the preparation of known aromatase inhibitors of the following formula (I) ##STR1## wherein each of R.sub.1 and R.sub.3, independently, is hydrogen or C.sub.1 -C.sub.6 alkyl;R.sub.2 is hydrogen, halogen or C.sub.1 -C.sub.6 alkyl; andR.sub.4 is hydrogen or fluorine;the process comprising submitting to Mannich reaction a compound of formula (II) ##STR2## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined above and R is a lower alkyl group, and then dehydrogenating the respective 6-methylene-3-oxo-.DELTA..sup.4 -steroid derivative thus obtained, by methods known per se.
摘要:
A process for the preparation of 4-aminoandrostenediones of formula (I) ##STR1## and pharmaceutically acceptable salts thereof, wherein one of R.sub.1 and R.sub.2 is hydrogen and the other is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl or C.sub.2 -C.sub.6 alkynyl, and the symbol indicates that each of (x) and (y), independently, is a single bond or a double bond, comprising reacting a compound of formula (II) ##STR2## wherein E is a halogen atom and R.sub.1, R.sub.2, (x) and (y) each are as defined as above with ammonia.
摘要:
A diagnostic device (10) for pathologies of tubular anatomical structures comprises a tubular elongated structure (12, 28) developing between a proximal end and a distal end and is adapted to be inserted in the tubular anatomical structure, means (22) for locally dilating the walls of the tubular anatomical structure being associated with the distal end of said elongated structure, said means for locally dilating being movable between a closed position for introducing the device and at least one open position for viewing and evaluating the pathology, and control means being associated with the proximal end of the elongated structure, said control means being operatively connected to said means for locally dilating, in order to move them between the closed position and the open position, and vice versa.