摘要:
The invention relates to novel spiro[2H-1-benzopyran-2,4'-piperidine]-4(3H)-one derivatives of formula (I), wherein R stands for halogen, nitro group or a straight or branched chain C1-6 alkyl group, and their acid addition salts, as well as their quaternary salts of formula (Ia), wherein R and R' are the same or different and are identical to the meaning of said (above) R or can mean also hydrogen; and Z represents one equivalent of an anion. The compounds of formulas (I) and (Ia) exert an improving effect on dementias of various pathological origin and accompanying symptoms thereof. Furthermore, the invention relates to a process for the preparation of compounds of formulas (I) and (Ia); to pharmaceutical compositions containing as active agents the above compounds of formulas (I) and (Ia); and to a method of treatment.
摘要:
The invention relates to free radical production-inhibitory pharmaceutical compositions containing as active ingredient 3-methyl-7-ethyl-9 alpha -(4-chlorobenzoyloxy)-3,7-diazabicyclo[3,3,1]-nonane prepared in a known manner or a therapeutically acceptable salt thereof together with fillers, diluents and other formulation-promoting additives known in se and commonly used in the preparation of pharmaceutical compositions. Furthermore, the invention relates also to a process for the preparation of these compositions, to their use for the preparation of pharmaceutical compositions having free radical production inhibitory effect and for a method for treating clinical conditions in patients induced by oxidative stress or weakening or exhaustion of the endogenous antioxidant protection of the organism.
摘要:
This invention relates to novel, therapeutically active oxazinoisoquinoline derivatives of formula (I), wherein R means hydrogen, a C1-4 alkyl, phenyl or phenyl-C1-4 alkyl group; one of R and R stands for a C1-4 alkoxy group and the other one represents a phenyl-C1-4 alkoxy group optionally substituted by a C1-4 alkyl group in the aromatic nucleus; and R stands for a phenyl group optionally substituted by a C1-4 alkyl group in the aromatic nucleus and their solvates, their individual optically active and geometric isomers and mixtures of isomers as well as acid additon salts thereof. The invention further relates to pharmaceutical compositions containing the above compounds and a process for their preparation. The compounds of formula (I) are capable of inhibiting the calcium uptake to brain cells and have a protective effect in hypobaric hypoxia. Thus, they are useful in the protection from brain injuries of hypoxic origin.
摘要:
The invention relates to novel, racemic and optically active 3(2H)-pyridazinone derivatives of general formula (I), wherein R means hydrogen; a C1-4alkyl group optionally substituted by an R R N- group where R and R , being the same or different, stand for a C1-4alkyl group or R R N- together represents a 6-membered heterocyclic group optionally containing an oxygen or an R N- moiety where R is a C1-4alkyl optionally substituted by a phenyoxy group or a C3-5alkenyl optionally substituted by a phenyl group; or a C1-4alkyl group substituted by a mono- or polysubstituted phenyl, phenoxy or benzyloxy group; or a C3-5alkenyl or C3-5alkynyl optionally substituted by an unsubstituted or optionally substituted phenyl group; or a phenyl group; R means hydrogen; or a C1-4alkyl optionally substituted by a morpholino, pyridyl, 1,4-benzodioxanyl or an optionally substituted phenyl group; R means hydrogen or an optionally substituted phenyl group; R means hydrogen; or R CO- group where R is a C1-4alkyl, phenyl or pyridyl group or an amino group substituted by a C1-4alkyl group; or an -SO3M moiety where M is hydrogen or an organic or inorganic cation; X means halogen; and n is 1, 2 or 3, with the proviso that R is different from a C1-4alkyl, alkenyl, aralkyl and phenyl group when n is 1, as well as their tautomers and the acid addition salts of these compounds. The invention further relates to pharmaceutical compositions containing as active ingredient a compound of general formula (I) as well as to a process for the preparation of compounds of general formula (I). The compounds of the invention possess a significant calmodulin-antagonizing effect, decrease the coronary resistance and are less toxic. Thus, these compounds are useful for treating cardiovascular diseases, particularly angina pectoris.
摘要翻译:本发明涉及通式(I)的新型外消旋和光学活性的3(2H) - 哒嗪酮衍生物,其中R 1表示氢; 任选被R 5 R 6 N-基团取代的C 1-4烷基,其中R 5和R 6相同或不同,代表C 1-4烷基或R 5 R N-一起表示任选含有氧或R 7 N-部分的6元杂环基,其中R 7是任选被苯氧基取代的C 1-4烷基或任选被 苯基; 或被一或多取代的苯基,苯氧基或苄氧基取代的C 1-4烷基; 或任选被未取代或任选取代的苯基取代的C3-5烯基或C3-5炔基; 或苯基; R 2表示氢; 或任选被吗啉代,吡啶基,1,4-苯并二恶烷基或任意取代的苯基取代的C 1-4烷基; R 3表示氢或任选取代的苯基; R 4表示氢; 或R 8 CO-基团,其中R 8是C 1-4烷基,苯基或吡啶基或被C 1-4烷基取代的氨基; 或其中M为氢或有机或无机阳离子的-SO 3 M部分; X表示卤素; n为1,2或3,条件是当n为1时,R 1不同于C 1-4烷基,烯基,芳烷基和苯基,以及它们互变异构体和这些化合物的酸加成盐。 本发明还涉及含有通式(I)化合物作为活性成分的药物组合物以及制备通式(I)化合物的方法。 本发明化合物具有显着的钙调素拮抗作用,降低冠状动脉阻力并且毒性较小。 因此,这些化合物可用于治疗心血管疾病,特别是心绞痛。
摘要:
The invention relates to novel N-hydroxy-substituted 1,2,3,6-tetrahydropyridine and piperidine derivatives of formula (I) wherein A stands for hydrogen or halogen; alkoxy; cyano; phenyl; phenyl monosubstituted by halogen; benzyl; benzyl monosubstituted by halogen; 2-phenylethyl monosubstituted by halogen on the phenyl moiety; or 2-picolyl group; B represents hydrogen; alkoxy or nitro group; D represents hydrogen or halogen; or alkoxy group; or B and D together stand for a -CH=CH-CH=CH- group; R represents hydrogen; alkyl or phenyl group; G is hydrogen; I stands for hydrogen or hydroxy group; or G and I together represent a single chemical bond; E stands for hydrogen or halogen; alkoxy or trifluoromethyl group; and m is 0, 1 or 2, with the proviso that: m is 0 or 2, or both G and I mean hydrogen, when A stands for benzyl or halogen-monosubstituted benzyl group; and m is 1, when A stands for 2-picolyl group, as well as their acid addition salts. The invention further relates to pharmaceutical compositions containing these compounds as active ingredients as well as to a process for the preparation of compounds of formula (I) and their intermediates. The compounds of formula (I) are useful for enhancing the tolerance of mammals (including man) against hypoxic and/or ischaemic states as well as for treating the degenerative and functional disturbances arising from hypoxic and/or ischaemic insults.
摘要:
The invention relates to novel fused heterocyclic compounds with ring junction nitrogen atom of formula (I), wherein Q stands for 2-indolizinyl, 2-imidazo[1,2-a]pyridinyl, 2-imidazo[1,2-a]pyrimidinyl, 6-(2,3-dihydroimidazo[2,1-b]thiazol)-yl or 6-imidazo[2,1-b]thiazolyl group; and n is an integer from 2 to 4, as well as their therapeutically useful salts thereof. The invention further relates to pharmaceutical compositions containing these compounds as well as a process for the preparation of the above compounds and compositions. The novel compounds of formula (I) exhibit mainly antipsychotic effects so the invention relates also to a method of treatment of schizophrenia, organic mental disorders, affective disorders, anxiety and personality disorders.
摘要:
The invention relates to novel spiro[2H-1-benzopyran-2,4'-piperidine]-4(3H)-one derivatives of formula (I), wherein R stands for halogen, nitro group or a straight or branched chain C1-6 alkyl group, and their acid addition salts, as well as their quaternary salts of formula (Ia), wherein R and R' are the same or different and are identical to the meaning of said (above) R or can mean also hydrogen; and Z- represents one equivalent of an anion. The compounds of formulas (I) and (Ia) exert an improving effect on dementias of various pathological origin and accompanying symptoms thereof. Furthermore, the invention relates to a process for the preparation of compounds of formulas (I) and (Ia); to pharmaceutical compositions containing as active agents the above compounds of formulas (I) and (Ia); and to a method of treatment.
摘要:
The invention relates to R-2-[3-([1,4]benzodioxan-2-ylmethylamino)-1-propyl]-3(2H)-pyridazinone of formula (1), and to S-2-[3-([1,4]benzodioxan-2-ylmethylamino)-1-propyl]-3(2H)-pyridazinone of formula (2), and to acid-addition salts thereof as well as pharmaceutical compositions containing these compounds. Furthermore, the invention relates to a process for the preparation of the above compounds. The new starting compounds of formulae (4) and (5) are also involved in the scope of the invention. The compounds according to the invention possess alpha 1- and alpha 2-adrenoceptor antagonistic effects and urogenital selectivity. Thus, they are useful for the treatment of the benign prostate hyperplasia.
摘要:
The invention relates to novel, optically active cis and trans 14-(N-substituted aminomethyl)eburnane derivatives of formula (I), wherein R1 stands for hydrogen, a C1-6alkyl or C2-6alkenyl group; R2 means a C1-6alkyl, C2-6alkenyl or a hydroxy-C1-6alkyl group; or R1 and R2 represent together with the adjacent nitrogen atom to which they are attached, a 5 to 7-membered saturated ring, optionally containing one oxygen atom and/or one optionally substituted nitrogen atom as heteroatom; and n is 2 or 3, as well as pharmaceutically acceptable salts of these compounds. The compounds of the invention possess an antioxidative (lipid peroxidation-inhibiting) effect and therefore, they are useful for treating diseases connected with lipid peroxidation, such as ischaemic intestinal diseases, myocardial ischaemia, ischaemic cerebrovascular disturbances as well as some diseases of connective tissues, e.g. rheumatoid arthritis. The compounds of the invention are also suitable for treating or preventing cognitive disorders.
摘要:
The invention relates to a process for the preparation of an antipsoriatic pharmaceutical composition containing 17,18-dehydroapovincaminol 3',4',5'-trimethoxybenzoate or its pharmaceutically acceptable acid addition salts, which comprises dissolving one equivalent of 17,18-dehydroapovincaminol 3',4',5'-trimethoxybenzoate or its pharmaceutically acceptable acid addition salt in 1.1 to 50, preferably 5 to 20, equivalents of an organic acid containing no basic group and being soluble in water or in a water-miscible monovalent or polyvalent alcohol or in a mixture thereof, or in a solution prepared from the organic acid with water or with a water-miscible monovalent or polyvalent alcohol or with a mixture thereof, and a) formulating the solution to a pharmaceutical composition as such or, if desired, together with therapeutically active agents showing no synergism with the active ingredient and/or with pharmaceutical auxiliary materials (additives), or b) diluting the solution with 5 to 50 parts by weight of water and formulating the thus-obtained gel, containing the active ingredient in a homogenous molecular distribution, as such or together with therapeutically active agents showing no synergism with the active ingredient and/or with a pharmaceutically acceptable auxiliary materials to a pharmaceutical composition.