Abstract:
The present invention provides a process for preparation of substantially pure 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, compound of formula I or its pharmaceutically acceptable salt comprising: a) subjecting compound of formula II or acid addition salt thereof to hydrogenolysis in aqueous medium in the presence of an acid; wherein Et represents ethyl group; Ar represents phenyl or substituted phenyl group and X and Y are independently selected from the group consisting of hydrogen, (C 1 -C 3 )-alkyl or O-(C 1 -C 3 )-alkyl or X and Y can be linked together to form a cyclic group -O(CH 2 )n-O-, wherein n =1or 2. b) extracting the product from the reaction mixture with water immiscible organicsolvent to form an organic extract. c) isolating the compound of formula I or its solvate as a pharmaceutically acceptable salt thereof.
Abstract:
Nitrate salts of antimicrobial agents for the preparation of antimicrobial medicaments, specifically antiviral, antifungal and antibacterial medicaments.
Abstract:
Amidrazone derivatives of formula (I) useful for prevention or treatment of lupus mycosis attributable to fungi, such as Candida, Aspergillus, and Cryptococcus, pharmaceutically acceptable salts thereof, and pharmaceutical compositions thereof, wherein R represents: (1) an optionally substituted monocyclic to tricyclic aromatic hydrocarbon, (2) an optionally substituted monocyclic to tricyclic saturated or unsaturated hetero ring containing one or more hetero atoms selected from N, O and S, (3) an optionally substituted and optionally cross-linked cycloalkyl, or (4) an optionally substituted and optionally cross-linked cycloalkenyl; R represents (1) an optionally substituted monocyclic to tricyclic aromatic hydrocarbon or (2) an optionally substituted monocyclic to tricyclic saturated or unsaturated hetero ring containing one or more hetero atoms selected from N, O and S; ... represents a single bond or a double bond; n is 1 to 8; A represents a bond or a lower alkylene optionally substituted by a lower alkyl; and X represents a bond, -CO-, -CO2-, -CONR -, -COCONR , -CH=CHCONR -, -NR , -NR CO-, -NR CO2-, -NR CONR -, -O-, -OCO-, -OCONR -, -OCH2CONR -, -S-, -SO-, -SO2-, -SO2NR -, or -SO2NR CO-.
Abstract translation:可用于预防或治疗归因于真菌的假丝酵母属,曲霉属和隐球菌属的红斑狼疮的式(I)的胺腙衍生物及其药学上可接受的盐及其药物组合物,其中R a表示:(1)任选地 取代的单环至三环芳族烃,(2)含有一个或多个选自N,O和S的杂原子的任选取代的单环至三环饱和或不饱和杂环,(3)任选取代的和任选交联的环烷基,或( 4)任选取代的和任选的交联的环烯基; R b表示(1)任选取代的单环至三环芳烃或(2)含有一个或多个选自N,O和S的杂原子的任选取代的单环至三环饱和或不饱和杂环; ... o>表示单键或双键; n为1至8; A表示任选被低级烷基取代的键或低级亚烷基; 并且X表示键,-CO - , - CO 2 - , - CONR g - , - COCONR g1,-CH = CHCONR g2 - , - NR3 - , - NR4-CO-, -NR - , - O - , - OCO - , - OCONR g - , - OCH 2 CONR g - , - S - , - SO - , - SO 2 - ,-SO 2 NR R 10, - 或-SO 2 NR R 11。
Abstract:
8-Hydroxy-quinoline derivatives and 8-ethers, 8-esters, 8-carbonates, 8-acyloxymethyl, 8- phosphates, (phosphoryloxy)methyl, and 8-carbamates derivatives thereof are described that exhibit iron chelation, neuroprotective, neurorestorative, apoptotic and/or selective MAO-AB inhibitory activities.
Abstract:
The invention concerns a non-cytotoxic pharmaceutical composition acting on the proliferation of clonogenic cells in malignant tumours and comprising an efficient amount of a compound selected among the compounds of formula (I) and (Ia) wherein: R1, R2, R3, R4, R5, R6 and R6aare as defined in claim 1.
Abstract:
The invention relates to the use of compounds of formula (I) wherein R represents hydrogen, alkyl, alkenyl, hydroxy, alkoxy, aminoalkyl, hydroxyalkyl, carboxyalkyl, alkoxyalkyl, amino, halo, cyano, nitro, thiol, alkylthio, haloalkoxy or haloalkyl; Ar represents an optionally substituted carbocyclic or heterocyclic aryl group with the proviso that when Ar represents a naphthyl moiety it is not substituted by amidino or guanidine; and Y represents a hydrogen atom or alkyl group; or a physiologically tolerable salt thereof; for use as tryptase inhibitors.
Abstract:
This invention concerns compounds of formula (I), stereochemically isomeric forms thereof, acid or base addition salts thereof, N-oxides thereof, or quaternary ammonium derivatives thereof, wherein the dotted line is an optional bond; X is a direct bond when the dotted line represents a bond, or X is hydrogen or hydroxy, when the dotted line does not represent a bond; R , R , R and R are each independently selected from hydrogen, halo, hydroxy, C1-4alkyl, C1-4alkyloxy, -SO3H, and the like; R and R are each independently selected from hydrogen, halo, hydroxy, C1-4alkyl, C1-4alkyloxy, nitro, amino, cyano, trifluoromethyl, or trifluoromethoxy; ..... > L is a radical of formula (a-1), (a-2), (a-3), (a-4), (a-5), (a-6), (a-7), (a-8), (a-9), (a-10); wherein A is a direct bond or C1-6alkanediyl; A is C2-6alkanediyl; and R to R are hydrogen, C1-6alkyl, aminoC1-6alkyl and the like; having biocidal properties; their preparation, compositions containing them and their use as a biocide.
Abstract translation:本发明涉及式(I)的化合物,其立体化学异构形式,其酸或碱加成盐,其N-氧化物或其季铵衍生物,其中虚线是任选的键; 当虚线不表示键时,X是直链键,当虚线表示键时,X表示氢或羟基; R 1,R 2,R 5和R 6各自独立地选自氢,卤素,羟基,C 1-4烷基,C 1-4烷氧基,-SO 3 H等; R 3和R 4各自独立地选自氢,卤素,羟基,C 1-4烷基,C 1-4烷氧基,硝基,氨基,氰基,三氟甲基或三氟甲氧基; (a-1),(a-2),(a-3),(a-4),(a-5), (a-6),(a-7),(a-8),(a-9),(a-10) 其中A 1是直接键或C 1-6烷二基; A 2是C 2-6烷二基; R 7至R 11为氢,C 1-6烷基,氨基C 1-6烷基等; 具有杀生物性; 它们的制备方法,含有它们的组合物以及它们作为杀生物剂的用途。
Abstract:
Die vorliegende Erfindung betrifft neue Hepcidin-Antagonisfen der Formel (I), sie umfassende pharmazeutische Zusammensetzungen sowie deren Verwendung als Arzneimittel, insbesondere zur Behandlung von Eisenmetabolismus-Störungen, wie insbesondere Eisenmangel-Erkrankungen und Anämien, insbesondere Anämien im Zusammenhang mit chronischen Entzündungserkrankungen (ACD; anemia of chronic disease und AI; anemia of inflammation).