Dihydropyrimidines, intermediate products and medicinal agent

FIELD: organic chemistry, pharmacy.

SUBSTANCE: invention relates to new derivatives of dihydropyrimidine of the general formula (I):

or its isomeric form of the formula (Ia):

that can be used, for example, for treatment and prophylaxis of hepatitis B. In indicated formulas R1 means unsubstituted phenyl or phenyl substituted once or many times with similar or different substitutes taken among the group including halogen atom, trifluoromethyl group, nitro-, amino-group, hydroxyl and alkyl with 1-6 carbon atoms, or residues of formulas:

, or ; R2 means residue of the formula -XR5 wherein X means a bond or oxygen atom; R5 means alkenyl with 2-4 carbon atoms or alkyl with 1-4 carbon atoms that can be unsubstituted or substituted with phenoxy-group; R3 means amino-group, alkyl with 1-4 carbon atoms or cyclopropyl; R4 means pyridyl that is substituted with up to three times with similar or different substitutes taken among the group including halogen atom, trifluoromethyl group, alkoxy-group with 1-6 carbon atoms and alkyl with 1-6 carbon atoms, and their salts. Also, invention relates to 3,5-difluoro-2-pyridincarboxyimidamide and 3,5-difluoro-2-pyridincarbonitrile that can be sued as intermediates products for preparing compounds of the formula (I) or (Ia) and to a medicinal gent.

EFFECT: improved preparing method, valuable medicinal properties of compounds.

10 cl, 2 sch, 4 tbl, 9 ex

 



 

Same patents:

The invention relates to new derivatives of nitrogen-containing heterocyclic compounds of the formula

or their pharmaceutically acceptable salts, where R1represents H, COCOR2, COOR3or SO2R3, R2is1-6alkyl, C1-6alkenyl,5-7cycloalkyl, 2-thienyl, 3-thienyl, phenyl or substituted phenyl, R3is phenylalkyl,represents a saturated five-membered nitrogen-containing heterocyclic ring with one nitrogen atom or benzododecinium saturated six-membered nitrogen-containing heterocyclic ring;is oxazol, oxadiazole or thiazole, And is associated with carbon atom of the five-membered heteroaromatic rings and represents COO(CH2)mAr,where R1has the values listed above or is CONR4(CH2)mAr or (CH2)mO(CH2)nAr and R1cannot be COCOR2or SO2R3, R4represents H or<

The invention relates to new N-heterocyclic derivatives of the formula (I):

where: A means-OR1-C(O)N(R1R2or-N(R1R21; each X, Y and Z independently represents N or C(R19); each U represents N or C(R5), provided that U is N only when X represents N, and Z and Y denote CR19; each W represents N or CH; V denotes: (1) N(R4); (2) C(R4)H; or (3) the groupdirectly related to the group -(C(R14R20)n-A,denotes a 5-6-membered N-heterocyclyl, optionally containing 6-membered ring additional heteroatom selected from oxygen, sulfur and NR6where R6denotes hydrogen, optionally substituted phenyl, 6-membered heterocyclyl containing 1-2 nitrogen atom, optionally substituted 5-membered heterocyclyl containing 1-2 nitrogen atom, aminosulfonyl, monoalkylammonium, dialkylaminoalkyl,1-6alkoxycarbonyl, acetyl, etc

The invention relates to organic chemistry, in particular, optionally N-oxidized compounds represented by the formula:

in which R1represents a hydrogen atom, a C1-6alkyl group, phenyl group, optionally substituted by a halogen atom, a C1-6alkylthio or C1-6alkylsulfonyl, or amino group, optionally substituted (i) C1-6alkyl group, or (ii) acyl group(C=O)-R5where R5represents C1-6alkyl group, phenyl or pyridyl; R2is6-14aryl group, optionally substituted by a halogen atom or C1-6alkoxy, or 5 - or 6-membered aromatic heterocyclic group containing one sulfur atom or one nitrogen atom; R3represents a phenyl group, optionally substituted by one or two C1-6alkyl groups or C1-6alkoxy; X represents a sulfur atom; Y represents O, S, SO2or NR4where R4represents a hydrogen atom or a C1-6alkyl group; and Z represents a bond, C1-6alkylenes group, optional zameshannuu oxo or C1-6alkyl group

The invention relates to new nitrogen-containing aromatic 6-membered cyclic compounds of the formula (I) or their pharmaceutically acceptable salts, demonstrating excellent selective PDE V inhibitory activity

The invention relates to the field of chemistry, particularly the proton pump inhibitors

The invention relates to new derivatives of 2-aminopyridine F.-ly (1) where denotes unsubstituted or substituted phenyl, pyridyl, thienyl, thiazolyl, hinely, cinoxacin-2-yl or Antonelliana derivatives; D is unsubstituted or substituted phenyl, pyridyl, thienyl, pyrimidyl, indolyl, thiazolyl, imidazolyl, hinely, triazolyl, oxazolyl, isoxazolyl or Antonelliana derivatives, provided that C and D are not simultaneously have the following values: S - phenyl, and D is phenyl, S - phenyl, and D - pyridyl, With - pyridyl and D - phenyl, - pyridyl and D - pyridyl; R1- R4- hydrogen, NO2or NH2

The invention relates to novel polycyclic to dihydrothiazolo General formula (I), where Y is a simple bond; X is CH2; R1 is H, F, Cl, NO2, CN, COOH, (C1-C6)-alkyl, (C2-C6)-quinil, O-(C1-C6)-alkyl, and alkyl residues one, several or all of the hydrogen atoms may be replaced by fluorine; (CH2)n-phenyl, SO2-(C1-C6)-alkyl, and n = 0 and the phenyl residue up to twice may be substituted by F, Cl, CF3, OCF3, O-(C1-C6)-alkyl, (C1-C6)-alkyl; O-(CH2)n-phenyl, and n = 0 and phenyl cycle can be one - to twofold substituted by Cl, (C1-C6)-alkyl; 1 - or 2-naphthyl, 2 - or 3-thienyl; R1' is hydrogen; R2 is H, (C1-C6)-alkyl, R3 is hydrogen; R4 - (C1-C8)-alkyl, (C3-C7-cycloalkyl, (CH2)n-aryl, and n = 0-1, and aryl can be phenyl, 2-, 3 - or 4-pyridyl, 2 - or 3-thienyl, 2 - or 3-furyl, indol-3-yl, indol-5-yl, and aryl or heteroaryl residue up to twice may be substituted by F, Cl, HE, OCF3, O-(C1-C6)-alkyl, (C1-C6)-alkyl, 2-, 3-, 4-pyridium, pyrrol-1-yl, with peregrinae ring may be substituted CF3; and their physio is

The invention relates to new N-heterocyclic derivatives of the formula (I):

where: A means-OR1-C(O)N(R1R2or-N(R1R21; each X, Y and Z independently represents N or C(R19); each U represents N or C(R5), provided that U is N only when X represents N, and Z and Y denote CR19; each W represents N or CH; V denotes: (1) N(R4); (2) C(R4)H; or (3) the groupdirectly related to the group -(C(R14R20)n-A,denotes a 5-6-membered N-heterocyclyl, optionally containing 6-membered ring additional heteroatom selected from oxygen, sulfur and NR6where R6denotes hydrogen, optionally substituted phenyl, 6-membered heterocyclyl containing 1-2 nitrogen atom, optionally substituted 5-membered heterocyclyl containing 1-2 nitrogen atom, aminosulfonyl, monoalkylammonium, dialkylaminoalkyl,1-6alkoxycarbonyl, acetyl, etc

The invention relates to organic chemistry and can find application in medicine

The invention relates to N-substituted indole-3-glycinamide General formula I, possess Antiasthmatic, antiallergic and immunosuppressive/immunomodulatory action

where R is hydrogen, (C1-C6)alkyl, and the alkyl group optionally contains one phenyl substituent, which, in turn, optionally contains at least one Deputy, selected from the group comprising halogen, methoxy, ethoxy, (C1-C6)alkyl; R1means phenyl cycle containing at least one Deputy, selected from the group comprising (C1-C6)alkoxy, hydroxy, nitro, (C1-C6)alkoxycarbonyl one or fluorine, or R1represents the balance of the pyridine of the formula II

where the carbon atoms 2, 3 and 4 of the remaining pyridine optionally have the same or different substituents R5and R6and R5and R6denote (C1-C6)alkyl or halogen, or R1presents arylamination-2-methylprop-1-ilen group, or R and R1together with the nitrogen atom to which IGN="ABSMIDDLE">

where R7denotes phenyl or pyridinyl; R2means (C1-C6)alkyl, which optionally contains a phenyl residue, which, in turn, optionally substituted with halogen, methoxy group or ethoxypropane, or related to R2(C1-C6)alkyl group optionally substituted 2-, 3 - or 4-pyridinium residue; R3and R4are the same or different substituents and represent hydrogen, hydroxy, (C1-C6)alkoxy, (C1-C3)alkoxycarbonyl or (C1-C3)alkoxycarbonyl(C1-C3)alkyl, or R3is cyclopentanecarbonitrile; Z denotes Oh, and alkyl, alkoxy or alkylamino mean as an unbranched group, such as methyl, ethyl, n-propyl, n-butyl, n-hexyl and branched alkyl groups such as isopropyl or tert-butylene group; halogen means fluorine, chlorine, bromine or iodine and alkoxygroup means methoxy, propoxy, butoxy, isopropoxy, isobutoxy or phenoxypropan, and their pharmaceutically acceptable salts with acids

The invention relates to 1-(6-amino-3,5-differencein-2-yl)-8-bromo-7-(3-acylaminoalkyl-1-yl)-6-fluoro-4-oxo-1,4-dihyd-rhinolin-3-carboxylic acid or its salt, as well as to antimicrobial drug and compositions on the basis of this compound or its salt

The invention relates to organic chemistry, in particular to derive SIM-triazine-2-ethylamino-4-piperidyl-6-[(4’-methylcarbamyl-5’-methyl-1’,2’,3’,-triazole)-1-yl]-1,3,5-triazine structure:

as an antidote from fetotoksicheskoe action of the herbicide 2,4 - dichlorophenoxyacetic acid on the sunflower sprouts

The invention relates to new nitrogen-containing aromatic 6-membered cyclic compounds of the formula (I) or their pharmaceutically acceptable salts, demonstrating excellent selective PDE V inhibitory activity

The invention relates to the field of chemistry, particularly the proton pump inhibitors

FIELD: organic chemistry, medicine, pharmacy.

SUBSTANCE: invention relates to a group of new derivatives of 4,5-dihydro-1H-pyrazole of the general formula (I):

wherein R means phenyl, thienyl or pyridyl and these indicated groups can be substituted with (C1-C3)-alkoxy-group or halogen atom; R1 means phenyl that can be substituted with (C1-C3)-alkoxy-group or pyridyl group; R2 means hydrogen atom or hydroxy-group; Aa means one group among the following groups: (i) , (ii) , (iii) , (iv) or (v) ; R4 and R5 mean independently from one another hydrogen atom or (C1-C8)-branched or unbranched alkyl; or R4 means acetamido- or dimethylamino-group or 2,2,2-trifluoroethyl, or phenyl, or pyridyl under condition that R5 means hydrogen atom; R6 means hydrogen atom at (C1-C3)-unbranched alkyl; Bb means sulfonyl or carbonyl; R3 means benzyl, phenyl or pyridyl that can be substituted with 1, 2 or 3 substitutes Y that can be similar or different and taken among the group including (C1-C3)-alkyl or (C1-C3)-alkoxy-group, halogen atom, trifluoromethyl; or R3 means naphthyl, and its racemates, mixtures of diastereomers and individual stereoisomers and as well as E-isomers, Z-isomers and mixture of E/Z-compounds of the formula (I) wherein A has values (i) or (ii), and its salt. These compounds are power antagonists of Cannbis-1 (CB1) receptor and can be used for treatment of psychiatric and neurological diseases. Except for, invention relates to a pharmaceutical composition used for treatment of some diseases mediated by CB1-receptor, to a method for preparing this composition, a method for preparing representatives of compounds of the formula (I) wherein Aa means group of the formulae (i) or (ii), intermediate compounds used for preparing compounds of the formula (I) and to a method for treatment of some diseases mediated by CB1-receptor.

EFFECT: valuable medicinal properties of compounds.

16 cl, 9 ex

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