摘要:
The invention relates to substituted cyanoanthranilamide derivatives, to the production and use thereof as medicaments for the treatment of diseases triggered by persistent angiogenesis. The inventive compounds can be used, for instance in psoriasis, Kaposis sarcoma, restenosis, e.g. stent-induced restenosis, endometriosis, Crohn's disease, Hodgkin's disease, leukemia, arthritis, e.g. rheumatoid arthritis, hemangioma, angiofribroma, eye diseases, e.g. diabetic retinopathy, neovascular glaucoma, kidney diseases, e.g. glomerulonephritis, diabetic nephropathy, malign nephrosclerosis, thrombotic microangiopatic syndrome, transplantation rejections and glomerulopathy, fibrotic diseases such as liver cirrhosis, mesangial cell proliferative diseases, arteriosclerosis, injuries of nerve tissue and inhibition of reocclusion of blood vessels after balloon catheter treatment, in vascular prosthetics or after implantation of mechanical devices for keeping blood vessels open, e.g. stents, as immunosuppressants, as aid in scarless wound healing, age spots and contact dermatitis. The inventive compounds can also be used as VEGFR-3 inhibitors in lymphangiogenesis. The invention further relates to compounds of general formula (I), wherein A represents group -N(R7)-; Y1 to Y5 represent a nitrogen atom or group -CY6; Y6 represents cyano, halogen, C¿1?-C6-alkyl, C1-C6-alkoxy, amino or hydroxy, wherein at least one nitrogen atom is contained in the ring and at least one cyano radical is contained in the ring.
摘要:
20-alkyl-7-oxoprostacycline derivatives having the general formula (I) wherein R1 is either the rest OR3, R3 representing hydrogen or alkyl comprising from 1 to 10 atoms of carbon optionally substituted by halogen, phenyl, alkoxy having from 1 to 4 atoms of carbon or dialkylamino having from 1 to 4 atoms of carbon, cycloalkyl, aryl or a heterocyclic rest, or the rest NHR4, R4 representing hydrogen or an alkanoyl or alkansulphonyl rest having from 1 to 10 atoms of carbon; n is 1 or 2; A is a group-CH2-CH2-, cis -CH=CH- or trans -CH=CH-; W is a groupe (II) or (III) wherein the group OH may be esterified with benzoyl or alkane acid rest having from 1 to 4 atoms of carbon or etherified with a tetrahydropyranol-, tetrahydrofuranyl-, alkoxyalkyl-, or trialkylsilyle rest, the free or esterified OH group being in the alpha or beta position; R2 is a straight or branched chain alkyl comprising from 1 to 6 atoms of carbon; R5 is a hydroxy group esterified with an alkane acid rest having from 1 to 4 atoms of carbon or etherified with tetrahydropyranyl-, tetrahydrofuranyl-, alkoxy alkyl- or trialkylsilyle rest; R6 and R7 are hydrogen or a straight or branched chain alkyl having from 1 to 4 atoms of carbon or R6 and R7 form together a trimethylene radical, R8 and R9 form together a bound, hydrogen or a straight or branched chain alkyl having from 1 to 4 atoms of carbon and if R3 is hydrogen, the salts thereof with physiologically compatible bases; production thereof and utilization thereof as medicine.
摘要:
Prostacyclin derivatives having the general formula I wherein R1 is either the OR3 rest, wherein R3 may be hydrogen or an alkyl group with 1 to 10 atoms of carbon and optionally substituted by halogen, aryl, C1-C4-alkoxy or C1-C4-dialkyl-amino, a cyclo-alkyl group, an aryl group or an heterocyclic group, or the rest NHR4, wherein R4 may be hydrogen, an alkanoyl or alkane-sulfonyl group with 1 to 10 atoms of carbon, A represents either -CH2-CH2- , or -CH=CH- (trans), W represents either wherein the group OH is either esterified with a benzoyl rest or an alkanoyl rest having 1 to 4 atoms of carbon, or is etherified with a tetra-hydro-pyranyl, tetra-hydro-furanyl, alkoxy-alkyl (1 to 4 atoms of carbon) or tri-(C1 to C4-alkyl)-silyl rest, the free or esterified OH group being in the position alpha or beta ; the symbols D and E representing in common a direct bond or the symbol D representing itself an alkyl group in a straight or branched chain with 1 to 5 atoms of carbon and the symbol E representing an oxygen atom or a direct bond, the symbol R2 represents an alkyl group with a straight or branched chain having 1 to 6 atoms of carbon, an alkenyl group with a straight or branched chain having 2 to 6 atoms of carbon, group which may be substituted by phenyl, halogen or alkyl with 1 to 4 atoms of carbon or then, when the symbols D and E designate a direct bond, an alkinyl group with 2 to 6 atoms of carbon, optionally substituted in position 1 by halogen or alkyl with 1 to 4 atoms of carbon, the symbol R5 represents a hydroxy group which may be either esterified by an alkanoyl rest having 1 to 4 atoms of carbon, or etherified by a tetra-hydro-pyranyl, tetra-hydro-furanyl, alkoxy-alkyl or tri-alkyl-silyl rest and, providing that R3 is hydrogen, the salts of such derivatives with physiologically acceptable bases. Said compounds are characterized by a hypotensive activity and an inhibiting activity of thrombocyte aggregation. The invention also relates to preparation processes of such compounds.
摘要:
The present invention describes the combination of substances interfering with the biological activity of Vascular Endothelial Growth Factor (VEGF)/VEGF receptor systems (compound I) and substances interfering with the biological function of Angiopoietin/Tie receptor systems (compound II) for inhibition of vascularization and for cancer treatment.
摘要:
The invention relates to novel vitamin D derivatives of general formula (I), a method for the production thereof, intermediate products of the method and the utilization of vitamin D derivatives for producing medicaments.
摘要:
Described are the new 25-carboxylic acid derivatives of general formula (I), R?19 and R19a¿ each denoting a hydrogen atom or in common an exocyclic methyl group, R?21 and R21a¿ independently of each other denoting a hydrogen atom, a chlorine or fluorine atom, an alkyl group with 1-4 carbon atoms, in common a methylene group, a 3-7 membered, saturated or unsaturated carbocyclic ring in common with the quaternary 20 carbon atom, Y preferably denoting a derivatized carboxyl residue, with the other substituents as indicated in the description, and a method of producing them. The new compounds possess vitamin D activity as well as anti-proliferative and cell-differentiating action and can be used in the manufacture of medicines.
摘要:
The invention concerns 22-ene-25-oxa derivatives of the vitamin D series of general formula (I), in which R1, R2 and R4, independently of each other, may each be a hydrogen atom, an alkanoyl group with 1 to 9 carbon atoms or an aroyl group; each R3 may be a hydrogen atom, a straight-chain or branched-chain alkyl group with 1 to 4 carbon atoms or a trifluoromethyl group, or the two R3 groups, together with the tertiary carbon atom to which they are attached, may form a saturated or unsaturated 3-, 4-, 5- or 6-membered carboxyclic or heterocyclic ring; and X is an alkylene group of the formula -(CH2)n- in which n = 1, 2 or 3. The invention also concerns a method of preparing such derivatives and their pharmaceutical use in the treatment of hyperproliferative diseases.