Polycyclic compound

FIELD: medicine, pharmaceutics.

SUBSTANCE: described is a new polycyclic compound with general formula (I-1) and (1-3) or a pharmaceutically acceptable salt thereof where X1- -CR1 =CR2 - where R1 and R2 independently stand for hydrogen or C1-6 alkyl while Het stands for a radical of the following formulae: that may be substituted 1-3 times additionally described is a pharmaceutical composition containing such compound and intended for prevention or treatment of diseases caused by β-amyloid.

EFFECT: production of a pharmaceutical composition prevention or treatment of diseases caused by β-amyloid.

7 cl, 392 ex, 12 tbl

 

The text descriptions are given in facsimile form.

1. The compound represented by formula (I-1) or (I-3)

or its pharmacologically acceptable salt,
where X1represents-CR1=CR2-where R1and R2are the same or different from each other, and each represents (1) hydrogen atom or (2) C1-6 alkyl group) and
Het represents a group which may be substituted by 1-3 substituents selected from the trail of the overall group of substituents A1, and presents one of the following formulas:

where R3and R4are the same or different from each other, and each represents a Deputy selected from the group of substituents A1, which may be substituted by 1-3 substituents selected from the group of substituents A2;
the group of substituents A1: (1) hydrogen atom, (2) hydroxyl group, (3) cyano, (4) C1-6 alkyl group which may be substituted by 1-3 substituents selected from the group of substituents A2, (5) 6-14-membered aromatic hydrocarbon cyclic group selected from phenyl groups and naftilos group which may be substituted by 1 -3 substituents selected from the group of substituents A2; and (6) benzodioxolyl group which may be substituted by two fluorine atoms;
group Vice A2: (1) hydrogen atom, (2) halogen atom, (3) hydroxyl group, (4) C1-6 alkyl group which may be substituted by 1-3 halogen atoms and hydroxyl groups, and (5) C1-6 alkoxygroup, which may be substituted by 1-3 halogen atoms.

2. The compound or its pharmacologically acceptable salt according to claim 1, where the compound represented by formula (I-1).

3. The compound or its pharmacologically acceptable salt according to claim 1, where X1represents-CR1=CR2-where R1and R2are the same or from the ranks from each other and each represents a hydrogen atom or methyl group.

Caetanina or its pharmacologically acceptable salt according to claim 1, where X1represents-CH=CH-.

5. The compound or its pharmacologically acceptable salt according to claim 1, where the compound is selected from the following groups:
1) (-)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-8-(3,4,5-tryptophanyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo-[1,5-a]pyridine,
2) (-)-8-(3,4-differenl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
3) (-)-8-(4-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
4) (-)-8-(3-chloro-4-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro[1,2,4]triazolo[1,5-a]pyridine,
5) (+)-8-(2,4,5-tryptophanyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro[1,2,4]triazolo[1,5-a]pyridine,
6) (+)-8-(2,5-differenl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro[1,2,4]triazolo[1,5-a]pyridine,
7) (-)-8-(2-bromo-4-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
8) (-)-8-(2-chloro-4-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
9) (+)-8-(3-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro[1,2,4]triazolo[5-a]pyridine,
10) (-)-8-(2-chlorophenyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
11) (-)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-8-(2-triptoreline)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
12) (+)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-8-(naphthalene-1-yl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
13) (-)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-8-phenyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
14) (-)-8-(4-chlorophenyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
15) (-)-8-(4-chlorophenyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6-dihydro-8H-[1,2,4]triazolo[5,1-C][1,4]oxazin,
16) (-)-8-(2,3-differenl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
17) (-)-8-(2-fluoro-3-were)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
18) (-)-8-(2-trifloromethyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
19) (-)-8-(2-trifluoromethyl-4-forfinal)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
20) (-)-8-(2-deformational)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)PI is one-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
21) (-)-8-(2-bromophenyl)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
22) (-)-8-(5-fluoro-2-triptoreline)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
23) (5R,8S)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridin-2-yl]vinyl}-5-methyl-8-(2-triptoreline)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine,
24) (S)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridine-1-yl]vinyl}-7-(2-triptoreline)-6,7-dihydro-5H-Pirro[1,2-b][1,2,4]triazole and
25) (S)-7-(5-fluoro-2-triptoreline)-2-{(E)-2-[6-methoxy-5-(4-methyl-1H-imidazol-1-yl)pyridine-1-yl]vinyl}-6,7-dihydro-5H-Pirro[1,2-b][1,2,4]triazole.

6. Pharmaceutical composition for prevention or treatment of disease caused by amyloid-β, comprising the compound or its pharmacologically acceptable salt according to any one of claims 1 to 5 as an active ingredient.

7. The pharmaceutical composition according to claim 6, where the disease caused by amyloid-β, represents Alzheimer's disease, dementia, down's syndrome or amyloidosis.



 

Same patents:

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to (R)-N-(3-amino-propyl)-N-[1-(5-benzyl-3-methyl-4-oxo-4,5-dihydro-isothiazolo[5,4-d]pyrimidin-6-yl)-2-methyl-propyl]-4-methyl-benzamide substantially free from (S)-N-(3-amino-propyl)-N[1-(5-benzyl-3-methyl-4-oxo-4,5-dihydro-isothiazolo[5,4-d]pyrimidin-6-yl)-2-methypropyl]-4-methyl-benzamide, or its pharmaceutically acceptable salt which shows the properties of Eg5 inhibitor.

EFFECT: invention also refers to a pharmaceutical composition containing said compound and its pharmaceutically acceptable salt.

4 cl, 27 ex

FIELD: chemistry.

SUBSTANCE: invention relates to a compound of formula (I), and a salt or hydrate thereof:

,

in which R1 denotes a hydrogen atom; R2 denotes a hydrogen atom; R3 and R4 independently denote a hydrogen atom; R5 denotes a hydrogen atom or a fluorine atom; R6 and R7, together with carbon atoms to which they are bonded, form a 5- or 6-member cyclic structure, where the cyclic structure is a partial structure which, together with a pyrrolidine ring, forms a condensed cyclic (bicyclic) structure, the 5- or 6-member cyclic structure can contain an oxygen atom as a ring atom, R5 can be a methylene group which, together with R6, forms a 3-member condensed cyclic structure; and Q is a partial structure of formula (II):

,

in which R8 denotes a 1,2-cis-2-halogencyclopropyl group, a cyclopropyl group or a 6-amino-3,5-difluoropyridin-2-yl group; R9 denotes a hydrogen atom; R10 denotes a hydrogen atom; R11 denotes a hydrogen atom; XI denotes a fluorine or hydrogen atom; A1 denotes a nitrogen or partial structure of formula (III):

,

in which X2 is a methyl group, an ethyl group, a methoxy group or a chlorine atom, or X2 and R8, together with their coupling part of the parent skeleton, form a cyclic structure, such that Q denotes a partial structure of formula , in which Y0 denotes a methyl group or a pre-methyl group, and X1, R9, R10, R11 assume values given above. The invention also describes a medicinal agent based on said compound, having antibacterial activity, an antibacterial agent and a therapeutic agent for treating infections.

EFFECT: novel compounds are obtained and described, which have strong antibacterial activity not only on gram-negative bacteria, but gram-positive cocci as well, which have low sensitivity to quinolone antibacterial agents, and which demonstrate high safety and excellent pharmacokinetic properties.

18 cl, 61 ex

FIELD: pharmachology.

SUBSTANCE: invention describes new compounds with general formula (I-c) Where R1 is a radical (d-1) or (d-2) (radical values are given in the invention formula) and pharmaceutical composition containing them. The described compounds are the hepatitis C inhibitors and can be used in medicine.

EFFECT: enhanced hepatitis C inhibition.

5 cl, 1 tbl, 19 ex

FIELD: chemistry.

SUBSTANCE: present invention relates to organic chemistry and specifically to novel derivatives of quinolone or one pharmaceutically acceptable salts thereof, solvates thereof or solvates of salts thereof, having general formula I , in which R1 denotes fluorine, R3 denotes halogen, a hydroxy group or a C1-C4-alkoxy group, R4 denotes C1-C6-alkyl or C3-C8-cycloalkyl, where the alkyl can contain 1-3 substitutes, and the substitutes are independently selected from a group comprising halogen or trifluoromethyl, and where the cycloalkyl can contain 1-3 halogen atoms as substitutes, or R3 and R4 together with atoms to which they are bonded form a ring with a group of formula , in which * indicates a site for bonding with a carbon atom, and # indicates a site for bonding with a nitrogen atom, R7 and R8 independently denote halogen, trifluoromethyl, a monofluoromethoxy group, a difluoromethoxy group, a trifluoromethoxy group, C1-C3-alkyl or C1-C3-alkoxy group, and R9 denotes hydrogen, halogen or C1-C3-alkyl, or R8 denotes a trifluoromethoxy group, and R7 and R9 denote hydrogen, R10 denotes a group of formula or , in which * indicates a site for bonding with a carbon atom, R2 is bonded in position 3 or 4 and denotes a hydroxy group, hydroxycarbonyl, aminocarbonyl, C1-C4-alkyl, C1-C4-alkoxycarbonyl, C3-C6-cycloalkylcarbonyl or optionally hydroxy-substituted C1-C6-alkylaminocarbonyl, where the alkyl is substituted with one substitute and the substitute is selected from a group comprising a hydroxy group, hydroxycarbonyl, aminocarbonyl, C1-C4-alkoxycarbonyl and 2-oxopyrrolidin-1-yl, R5 and R6 are independently bonded in positions 3, 4 or 5 and independently denote hydrogen, hydroxy group, methyl or ethyl, and Y denotes a methylene group or an oxygen atom. The invention also relates to methods of producing a compound of formula I, a medicinal agent based on the compound of formula I, use of the compound of formula I and a method of fighting viral infections.

EFFECT: novel substituted quinolone derivatives which are useful in treating viral diseases are obtained.

11 cl, 1 tbl, 69 ex

FIELD: medicine.

SUBSTANCE: invention refers to a compound of formula l where R1 represents CH2CI, CH2F or-C1-2alkyl-R3R4; R3 represents -O-; R4 represents phenyl, where said R4 group is optionally substituted by 0-5 groups J where J represents halogen; R2 represents C6-10aryl; or a group: where Y represents CH, AA2 represents C1-C7alkyl, R8 and R9 represents hydrogen or halogen; or a group: where Y represents CH, AA2 represents C1-C7alkyl, and R6 represents hydrogen, P4 represents -(T)p-R, where T represents -C(O)O-group, R represents C1-C12alkyl, and p is equal to 1; or a group: where A2 represents O, R7 and R8 together with atom whereto attached form a (10-14)members tricyclic unsaturated ring, e.g. carbazole; or a group: where AA2 represents C1-C7alkyl, and R15 represents 2-tert-butylphenyl. The declared compounds are caspase inhibitor prodrugs which under certain conditions can be transformed into biologically active compounds, particularly caspase inhibitors. Also, said invention refers to methods of producing said compounds and to a pharmaceutical composition exhibiting caspase inhibitory action on the basis of the said compounds.

EFFECT: what is produced are new compounds and based pharmaceutical composition which can find application in medicine for treating the diseases associated with inflammatory or degenerative conditions.

13 cl, 5 ex

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing substituted 4-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6,7-dicarbonitriles of general formula: where R=H (a); CH3 (b); OCH3 (c); CI (d) which can be used as biologically active substances, fluorescent materials and for synthesis of phthalocyanines. The method involves synthesis of substituted 4-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6,7-dicarbonitriles through a reaction which takes place in two steps, where at the first step 4-bromo-5-nitrophthalonitrile reacts with sodium salts of substituted 3-phenylpropanoates in molar ratio 1:2, respectively, at temperature 19…25°C for 12-20 hours in dimethyl formamide (DMF) solution, after which the reaction mass is diluted with tenfold excess water with T=0…25°C. The released resinous residue is extracted with dichloromethane, thoroughly washed with water and chromatographed on silica gel. The eluent (solvent) is evaporated. The residue of the intermediate product is filtered and re-crystallised from alcohol. At the second step of the method, tin dichloride solution in concentrated hydrochloric acid is mixed with the solution of the obtained intermediate product in ethyl alcohol in molar ratio 3.5-4.5:1, respectively, at temperature 30...50°C and reaction time of 1-2 hours, after which the reaction mixture is diluted with tenfold excess water with T=0…25°C, and the precipitate is filtered and re-crystallised from alcohol.

EFFECT: obtaining novel heterocyclic dicyano-derivatives of benzoxazines.

1 tbl, 5 ex

FIELD: chemistry.

SUBSTANCE: invention relates to compounds of general formula

,

where R1 is selected from formulae

, and ,

n equals 0; R6 and R7 are independently selected from hydrogen, C1-C6alkyl, cyanoC1-C6alkyl, C3-C6cycloalkylC0-C4alkyl and C6arylC0-C4alkyl; or R6 and R7 together with a carbon atom to which they are bonded form a 6-member heterocycloalkyl with one nitrogen atom; wherein any alkyl in R6 and R7 can optionally contain a methylene group substituted with an O atom; wherein any aryl in R6 and R7 or formed by a combination of R6 and R7 can be optionally substituted with one radical independently selected from: halide, C1-C6alkyl, -XC(O)OR10; where X denotes a bond; R10 is independently selected from C1-C6alkyl; R8 is selected from C5-C9heteroarylC0-C4alkyl containing 2-3 heteroatoms independently selected from N, O and S; wherein any heteroaryl in R8 can be optionally substituted with one radical independently selected from: halide, C1-C6alkyl, C3-C6cycloalkyl; R2 denotes hydrogen; R3 and R4 are independently selected from hydrogen, C1-C6alkyl, C3-C6cycloalkylC0-C4alkyl and C6arylC0-C4alkyl; wherein any alkyl in R3 and R4 can optionally contain a methylene group substituted with a S(O)2 group; R5 is selected from C5-C6heterocycloalkyl with 1-2 heteroatoms selected from N and O, and NR12R13; where R12 and R13 are independently selected from C1-C6alkyl; as well as pharmaceutically acceptable salts and isomers thereof. The invention also relates to use of compounds of formula (I) in preparing a medicinal agent, and to a pharmaceutical composition having cathepsin S inhibiting properties, which contains a therapeutically effective amount of the compound of formula (I) in combination with a pharmaceutically acceptable filler.

EFFECT: obtaining compounds which can be used as cathepsin S inhibitors.

10 cl, 12 dwg, 2 tbl, 9 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: present invention refers to oxazolidinone derivatives covered by general graphic formula (I) and to their pharmaceutically acceptable salts. In formula (I) R1, R2, R3 and R4 are independently chosen from a group including -H and halogen; A is chosen from a group including R5 and R6 are independently chosen from a group including -H, -F, -CI, -Br, -OH, alkyl(C1-C6), haloalkyl(C1-C6), alkoxygroup(C1-C6); R7 is chosen from a group including -H, alkyl(C1-C6); either R7 and R5 or R6 taken together form a cycle of 2 carbon atoms and include 1 group chosen from O which in turn can be substituted by one substitute chosen from alkyl(C1-C6); R12 is chosen from a group including -H, -COR14, -CSR14, -COOR14; R14 is chosen from a group including alkyl (C1-C6), cycloalkyl(C3-C6), alkenyl(C2-C6), R16, R17 and R18 represent -H; R21 is chosen from a group including -H, alkyl(C1-C6); X is chosen from a group including O, S, and Y is chosen from a group including O, S, SO, SO2, and NR12; and optional substitutes of alkyl(C1-C6) groups can represent one or two groups chosen from the following: -OR21, -CN.

EFFECT: invention refers to methods for preparing the compounds of the invention, to application of oxazolidinone derivatives for preparing a drug for treating bacterial infections and to a pharmaceutical composition for treating bacterial infections, including a therapeutically effective amount of the compound of the invention.

36 cl, 10 tbl, 44 ex

FIELD: chemistry.

SUBSTANCE: invention relates to (5H-pyrazolo[1,5-c][1,3]benzoxazin-5-yl)phenylmethanone derivatives (I), useful as HIV viral replication inhibitors, as well as pharmaceutical compositions, use thereof as medicinal agents.

EFFECT: disclosed compounds are meant for preventing or treating HIV infection and treating AIDS.

7 cl, 2 tbl, 4 ex

FIELD: chemistry.

SUBSTANCE: invention relates to compounds of general formula I and to their physiologically compatible salts. In general formula I , X denotes identical or different groups =C(-R)- or =N-, wherein at least one =C(-R-)- is substituted by =N-; Y is -O-; R denotes identical or different hydrogen, halogen, (C1-C6)-alkyl; R1 denoes (C4-C16-alkyl, (C1-C4)-alkylene-(C6-C10)-aryl, (C1-C4)-alkylene-(C3-C12)-cycloalkyl, (C9-C10)-bicyclic ring, wherein the aryl can be singly or multiply substituted with (C1-C6)-alkyl; R2 denotes hydrogen; or R1 and R2 together with the nitrogen atom which it is bonded form a monocyclic, saturated 6-member ring in which separate members of the ring system can be substituted with -CHR4-; R4 denotes (C1-C6)-alkyl. The invention also relates to a pharmaceutical composition having inhibiting action on endothelial lipase (EL) and containing one or more compounds of formula I, to use of the disclosed compounds to prepare a medicinal agent and to methods of producing compounds of formula I.

EFFECT: high effectiveness of derivatives.

11 cl, 20 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: this invention relates to compounds that may be applied for HIV infection treatment or prevention or for AIDS or AIDS-associated complex treatment. According to the invention, the compounds represent compounds with formula I, where A stands for A1 , A2 , A3 or A4 and R1, R2, R3, R4a, R4b, R5, R6, Ar, X1, X2, X4, X4 and X5 having values specified in the patent claim. Additionally, this invention relates to a pharmaceutical composition containing the said compounds.

EFFECT: production of compounds possessing inhibition activity with regard to HIV reverse transcriptase.

22 cl, 3 tbl, 29 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to an amorphous form of N-{2- fluorine-5-[3-(thiophen-2-carbonyl)-pyrazolo[1,5-a]-pyrimidin-7-yl]-phenyl}-N-methyl-acetamide, methods for preparing it.

EFFECT: preparing the pharmaceutical compositions for GABA-receptor inhibition containing said form, and also to using them as a drug for treating and/or preventing anxiety, epilepsy, sleeping disorder and sleeplessness, for induction of sedative-hypnotic effect, for anaesthesia and muscular relaxation and for time modulation required for sleep induction and duration.

12 cl, 4 dwg

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to substituted pyrazolopyrimidines derivatives of formula , wherein Y1, Y2, Y3, Y4 represent N or C-, wherein at least, two groups of Y1-Y4 represent carbon atom, R1 represents chlorine or bromine, R2-R7 represent, e.g. hydrogen, methyl or ethyl; and R10 and R11 independently represent, e.g. hydrogen or C1-C6alkyl, their optical isomers and pharmaceutically acceptable salts. Also, the invention refers to using said compounds for treating and preventing a number of acute and chronic mGluR5 related neurological disorders, such as, e.g. pains of various character, dyskinesia, Parkinson's disease, anxiety disorder, Alzheimer's disease and others, a pharmaceutical composition containing specified compounds and methods for preparing them.

EFFECT: compounds are strong mGluR5 modulators.

21 cl, 2 tbl, 274 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention relates to novel acid-additive salts of pyrrolopyrimidinone derivative, represented by formula (1) which is selected from gentisate, maleate, citrate, fumarate and semitartrate salts, which possess improved properties in their application, in particular higher stability.

EFFECT: invention also relates to method of obtaining acid-additive salts of pyrrolopyrimidinone derivative, represented by formula (1) and to pharmaceutical composition, containing them, for treatment and prevention of erectile dysfunction, pulmonary arterial hypertension, chronic obstructive lung disease, benign prostate gland hypertrophy and diseases of lower urinary tract.

11 cl, 30 ex, 7 tbl

FIELD: chemistry.

SUBSTANCE: invention relates to compounds of formula (I) and pharmaceutically acceptable salts thereof. In formula (I): X denotes a single bond or a binding group selected from -CO, -SO2-, -CS- or -CH2-; Y denotes a single bond or a divalent binding group obtained from a cyclic structure selected from benzene, pyridine, pyrimidine, pyrazole, imidazole, thiazole, thiophene, quinoline, benzoimidazole, benzothiazole, benzopyrazole, naphthalene and benzothiophene; X and Y are simultaneously single bonds; Z denotes a hydrogen atom or a substitute selected from a group A; m equals 1 or 2; n equals 0-3; in group A and group B, R, R' and R" can, respectively and independently, be identical or different and denote a hydrogen atom or -C1-6-alkyl; said -C1-6-alkyl can be substituted with a group selected from -OH, -O(C1-6-alkyl),-CONH2, -CONH(C1-6-alkyl), -CON(C1-6-alkyl)2, -NH2, -NH(C1-6-alkyl) and -N(C1-6-alkyl)2); Sus denotes a C3-C7 saturated or a C5-C10 unsaturated hydrocarbon ring or a nitrogen-containing C3-C7 heterocyclic ring containing 1-4 nitrogen atoms or containing an additional O, S atom; said C1-6 alkylene in groups A and B can be substituted in positions 1-3 with a -N(C1-6- alkyl)2 group, values of radicals R1, A1, T, B and Q are given in the claim. The invention also relates to a pharmaceutical composition containing said compounds, a PI3K inhibitor and a medicinal agent having PI3K inhibitor properties against a proliferative diseases such as a malignant tumour.

EFFECT: high efficiency of using the compounds.

21 cl, 645 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: present invention refers to polymorph of 2-[4-(3-quinolin-6-ylmethyl-3H-[1,2,3]triazolo[4,5-b]pyrazin-5-yl)pyrazol-1-yl]ethanol, particularly to a new crystalline phosphate salt of 2-[4-(3-quinolin-6-ylmethyl-3H-[1,2,3]triazolo[4,5-b]pyrazin-5-yl)pyrazol-1-yl]ethanol.

EFFECT: preparing the pharmaceutical composition and using the new salt in treating cell growth abnormalities, such as cancer in mammals.

10 cl, 10 dwg, 6 tbl, 5 ex

FIELD: chemistry.

SUBSTANCE: invention relates to compounds of formula I in which: X8 denotes N, and X5 and X6 denote CH; R7 denotes phenyl or C5-6-heteroaryl group which is optionally substituted with one or more groups selected from halogen, hydroxy group, nitro group, cyano group, carboxy group and thiol, or phenyl or a methoxy group -C(=O)CH3, -C(=O)OCH3, -C(=O)OCH2CH3, -C(=O)OC(CH3)3, -C(=O)NH2, -C(=O)NHCH3, -C(=O)N(CH3)2, -C(=O)NHCH2CH3, -C(=O)N(CH2CH3)2, -NH2, -NHCH3, -N(CH3)2, -NHCH(CH3)2, -N(CH2CH3)2 or C1-4-alkyl, optionally substituted with a hydroxy group; RN3 and RN4, together with the nitrogen atom with which they are bonded, form a heterocyclic ring selected from morpholine, thiomorpholine, piperidinyl, piperazinyl, homopiperazinyl and a pyrrolidinyl ring, optionally substituted at the carbon atom with one or two C1-4-alkyl groups; R2 denotes NRN5RN6, where RN5 and RN6, together with the nitrogen atom with which they are bonded, form a heterocyclic ring selected from morpholine, thiomorpholine, piperdinyl, piperazinyl, homopiperazinyl and a pyrrolidinyl ring, optionally substituted at the carbon atom with one or two C1-4-alkyl groups; or a pharmaceutically acceptable salt thereof, and where "C5-6-heteroaryl" denotes a heteroaryl group selected from furan, thiophene, pyrrole, imidazole, pyrazole, triazole, oxazole, isoxazole, thiazole, isothiazole, oxadiazole, tetrazole, octatriazole, isoxazine, pyridine, pyridazine, pyrimidine, pyrazine and triazine; and where "C3-5-heterocyclyl", as used here, relates to a univalent structure obtained by removing a hydrogen atom from the ring of the heterocyclic compound, where that structure contains 5 or 6 ring atoms, 1-4 of which are ring heteroatoms selected from oxygen, nitrogen and sulphur; and under the condition that when R2 denotes an unsubstituted morpholine group, RN3 and RN4, together with the nitrogen atom with which they are bonded, form a morpholine group, R7 does not denote an unsubstituted phenyl, and when R2 denotes an unsubstituted piperidinyl, RN3 and RN4, together with the nitrogen atom with which they are bonded, form an unsubstituted piperidinyl, R7 does not denote unsubstituted phenyl. The invention also relates to a pharmaceutical composition based on compounds of formula I and having mTOR inhibiting activity.

EFFECT: novel compound which can be suitable for treating malignant growths is obtained and described.

10 cl, 13 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: present invention refers to compounds of general formula (I) or its pharmaceutically acceptable salts which have action of mTOR inhibitors. What is also declared is preparing a pharmaceutical composition containing a therapeutically effective amount of the compound of formula (I) and a pharmaceutically acceptable carrier or diluent; besides, what is declared is the use of the compound of formula (I) or its pharmaceutically acceptable salts for preparing the drug for ensuring anticancer action.

EFFECT: preparing the pharmaceutically acceptable salts for preparing the drug for ensuring anticancer action.

11 cl, 25 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: present invention refers to medicine, particularly to application of an antiviral agent - 2-methylthio-6-nitro-1,2,4-triazolo[5,1-c]-1,2,4-triazin-7-one dehydrate sodium salt (hereinafter - the Agent) for preventing and treating viral diseases caused by a tick-borne encephalitis virus. Also, there is described method for preventing and treating conditions caused by the tick-borne encephalitis virus in humans and animals involving introduction of the Agent presented above to humans and animals.

EFFECT: extended range of the drug preparations possessing a wide spectrum of action and used for treating and preventing tick-borne encephalitis.

20 cl, 2 ex, 1 tbl

FIELD: chemistry.

SUBSTANCE: invention relates to novel pyrrolo-[1,2-a]benzimidazole derivatives of formula I , where NR2 assumes morpholino or diethylamino values, and Ar is 4-methoxyphenyl or 4-chlorophenyl, having antioxidant and antiradical properties.

EFFECT: obtaining novel sulphates possessing useful biological properties.

2 tbl, 5 ex

FIELD: chemistry.

SUBSTANCE: present invention relates to substituted imidazopyridine derivatives of general formula (I) or enantiomers, diastereomers and tautomers and pharmaceutically acceptable salts thereof, in which A denotes -NH-, -CH2-, -CH2-CH2- or a bond; X denotes phenyl, phenyl condensed with a saturated heterocyclic 5- or 6-member ring, where the heterocyclic ring can contain one or two heteroatoms selected from O and N, and where the heterocyclic ring can further be substituted with an oxo group, a 6-member saturated heterocyclyl containing O as a heteroatom, a 5-6-member heteroaryl containing 1 or 2 heteroatoms selected from N, O and S, and where each phenyl and heteroaryl is possibly substituted with 1 to 2 R14 and/or 1 substitute R4b and/or 1 substitute R5; R1 and R2 are independently selected from the following groups: C1-6-alkyl and C1-6-alkylene-C3-7-cycloalkyl, and where each alkyl is possibly substituted with a OH group, or R1 and R2 together with the nitrogen atom with which they are bonded form a 5-6-member ring which is possibly substituted with one substitute selected from C1-6-alkyl and O-C1-6-alkyl; R4b denotes C(O)NH2, C(O)OH, C(O)NH-C1-6-alkyl, C(O)N-(C1.6-alkyl)2, SO2-C1-6-alkyl, oxo group, and where the ring is at least partially saturated, NH2, NH-C1-6-alkyl, N-(C1-6-alkyl)2; R5 denotes a 6-member heteroaryl containing N as a heteroatom; R3 denotes -(CR8R9)n-T; R8 and R9 are independently selected from the following groups: H and C1-6-alkyl; n equals 1, 2, 3, 4, 5 or 6; T denotes or NR12R13; R10 denotes H, NH2, OH, C1-6-alkyl, possibly substituted with one OH, a halogen atom, NH(C1-6-alkyl) or N(C1-6-alkyl)2; q equals 1 or 2; Y denotes CH2, NR11 or O; R11 denotes H, or C1-6-alkyl; R12 and R13 are independently selected from the following groups: H, C1-6-alkyl, C1-6-alkynyl, (CH2)0-2-C3-7-cycloalkyl, and C1-6-alkylene-O- C1-6-alkyl, where C1-6-alkyl is possibly substituted with one halogen; R14 denotes a halogen atom, CN, C1-6-alkyl, possibly substituted with 1-3 substitutes selected from halogen atom, OH, O- C1-6-alkyl, O-C(O)C1-6-alkyl, O- C1-6-alkyl, possibly substituted with one substitute selected from OH, O- C1-6-alkyl, and O-C(O) C1-6-alkyl, or OH. The invention also relates to a pharmaceutical composition based on the compound of formula (I).

EFFECT: novel imidazopyridine derivatives are obtained, which can be used as melanocortin-4 receptor modulators.

17 cl, 8 tbl, 22 ex

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