摘要:
A morphinan derivative represented by the following general formula (I):
(in the formula, R 1 represents hydrogen, C 1-6 alkyl, cycloalkylalkyl (the cycloalkyl moiety has 3 to 6 carbon atoms, and the alkylene moiety has 1 to 5 carbon atoms), aralkyl (the aryl moiety has 6 to 10 carbon atoms, and the alkylene moiety has 1 to 5 carbon atoms) and the like, R 2 represents hydrogen, C 1-6 alkyl, C 3-6 cycloalkyl, C 6-10 aryl, aralkyl (the aryl moiety has 6 to 10 carbon atoms, and the alkylene moiety has 1 to 5 carbon atoms) and the like, R 3 , R 4 and R 5 represent hydrogen, hydroxy, carbamoyl, C 1-6 alkoxy, C 6-10 aryloxy and the like, R 6a , R 6b , R 7 , R 8 , R 9 , and R 10 represent hydrogen and the like, X represents O or CH 2 , and Y represents C=O, SO 2 , an atomic bond and the like), or an acid addition salt thereof is used as an analgesic.
摘要:
The invention relates to purification of (2S,3S)-3-[[(1S)-1-isobutoxymethyl-3-methylbutyl]carbamoyl]oxirane-2-carboxylic acid [hereinafter, referred to as the carboxylic acid] using the salt of the carboxylic acid with an organic amine selected from the group consisting of piperazine, adamantane amines and others. The invention also relates to providing crystalline sodium salt of the carboxylic acid. The sodium salt is usable as a material for preparing medicaments and improved in storage stability, and has the following characteristics:
DSC: exothermic peak observed at a temperature in the range of 170 to 175°C with weight decrease; and characteristic absorption bands of infrared absorption spectrum (KBr tablet): 3255, 2950, 2860, 1670, 1630, 1550, 1460, 1435, 1395, 1365, 1310, 1260, 1110, 890 cm -1 .
摘要:
A diazepinedione derivative represented by the formula (I) or a pharmacologically acceptable salt thereof is used as a P2X 4 receptor antagonist:
wherein R 1 represents a hydrogen atom, an alkyl group having' 1 to 8 carbon atoms, or the like, R 2 and R 3 represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a halogen atom, or the like, R 4 and R 5 represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or the like, and W represents tetrazole or the like.
摘要:
Compounds of the general formula (I) or salts thereof and activators of PPARδ (peroxisome proliferator activated receptor δ) containing the compounds or the salts as the active ingredient: wherein R 1 and R 2 each are hydrogen, C 1-8 alkyl, an aryl or heterocyclic group which may be substituted, or the like; A is oxygen, sulfur, or the like; X 1 and X 2 are each a free valency, oxygen, S(O) p (wherein p is an integer of 0 to 2), C(=O), C(=O)NH, NHC(=O), CH=CH, or the like; Y is optionally substituted C 1-8 alkylene; Z is oxygen or sulfur; R 3 and R 4 are each optionally substituted C 1-8 alkyl; and R 8 is hydrogen or C 1-8 alkyl, with the proviso that when X 1 is a free valency, X 2 is not O or S(O) p , while when X 1 is C(=O)NH, X 2 is not a free valency.
摘要:
The present invention provides a new compound which shows slow and continuous blood pressure reducing action and is useful as an antihypertensive agent. The invention resides in a quinazoline derivative of the following formula (I) and its pharmaceutically acceptable salt: in which, each of R 1 and R 2 is H or an alkyl group of 1 to 6 carbon atoms, or R 1 and R 2 are combined to form an ethylene group; each of R 3 and R 4 is an alkyl group of 1 to 6 carbon atoms; R 5 is a hydrogen atom, a hydroxyl group, an alkyl group of 1 to 6 carbon atoms, or an alkoxy group of 1 to 6 carbon atoms; each of R 6 and R 7 is a hydrogen atom or an alkyl group of 1 to 6 carbon atoms; and n is 2 or 3. The invention further resides in an antihypertensive agent containing the above compound.
摘要翻译:本发明提供了一种新的化合物,其显示缓慢且持续的减压作用,并且可用作抗高血压药。 本发明涉及下式(I)的喹唑啉衍生物及其药学上可接受的盐:其中R 1和R 2各自为H或1至6个碳原子的烷基, 或R 1和R 2结合形成亚乙基; R 3和R 4各自为1至6个碳原子的烷基; R 5为氢原子,羟基,碳原子数为1〜6的烷基或碳原子数1〜6的烷氧基。 R 6和R 7各自为氢原子或1〜6个碳原子的烷基; 并且n为2或3.本发明还涉及含有上述化合物的抗高血压药。
摘要:
Compounds of the general formula (|) or salts thereof; and activators of PPARδ (peroxisome proliferator activated receptor δ) containing the compounds or the salts as the active ingredient: (I) wherein R?1 and R2¿ are each hydrogen, C¿1-8? alkyl, an aryl or heterocyclic group which may be substituted, or the like; A is oxygen, sulfur, or the like; X?1 and X2¿ are each a free valency, oxygen, S(O)¿p? (wherein p is an integer of 0 to 2), C(=O), C(=O)NH, NHC(=O), CH=CH, or the like; Y is optionally substituted C1-8 alkylene; Z is oxygen or sulfur; R?3 and R4¿ are each optionally substituted C¿1-8? alkyl; and R?8¿ is hydrogen or C¿1-8? alkyl, with the proviso that when X?1¿ is a free valency, X2 is not O or S(O)¿p?, while when X?1¿ is C(=O)NH, X2 is not a free valency.
摘要:
An N-substituted N-(4-piperininyl)amide derivative represented by the following formula (I): (wherein R 1 represents C 1-6 alkyl, furyl, etc.; R 2 represents amino, acetylamino, ureido, etc.; R 3 represents hydrogen, C 2-8 alkoxycarbonyl, etc.; R 4 represents optionally substituted phenyl, etc.; R 5 represents hydroxyl, benzyloxy, etc.; R 6 represents hydrogen or methyl; and m is 1 or 2) or a salt of the derivative, and an analgesic containing the derivative or salt.
摘要翻译:由下式(I)表示的N-取代的N-(4-哌啶基)酰胺衍生物:其中R 1表示C 1-6烷基,呋喃基等; R 2表示氨基,乙酰氨基,脲基等; R 3表示氢,C 2-8烷氧基羰基等; R 4表示任意取代的苯基等; R 5表示羟基,苄氧基等; R 6表示氢或甲基; m表示1或2)或 衍生物的盐和含有衍生物或盐的止痛剂。
摘要:
The invention relates to (1S)-1-isobutoxymethyl-3-methylbutylamine useful as an intermediate in the synthesis of sodium (2S,3S)-3-[[(1S)-1-isobutoxymethyl-3-methylbutyl]carbamoyl]oxirane-2-carboxylate and a process for production thereof. The process comprises reacting L-leucinol with a compound represented by the following formula in the presence of a base and reducing the obtained (1S)-1-(2-methyl-2-propenoxymethyl)-3-methylbutylamine: [in which X is a leaving group].
摘要:
Novel epoxysuccinamide derivatives represented by the general formula (1) or physiologically acceptable salts thereof, which are useful particularly as remedies for bone diseases and arthritis, wherein R 1 and R 3 are each hydrogen, alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; R 2 is alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a hetericyclic -alkyl group; X is -O- or -NR 4 -(wherein R 4 is hydrogen, alkyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; Y 1 is OR 5 , SR 6 , or NR 7 R 8 (wherein each of R 5 , R 6 and R 7 is hydrogen, alkyl, aryl, aralkyl, acyl, a heterocyclic group, or a heterocyclic-alkyl group, and R 8 is the same as defined for R 4 ); and Y 2 is hydrogen or alkyl, or alternatively Y 1 and Y 2 can be combined to form =O, =S, =N-R 9 , or =N-OR 10 (wherein each of R 9 and R 10 is the same as defined for R 4 ), provided that each of the alkyl, aryl and heterocyclic groups defined for R 5 to R 10 can have one or more specific substituents and that each of the group defined for R 1 to R 10 and Y 2 is specificed in the number of carbon atoms.
摘要翻译:由通式(1)表示的新型环氧琥珀酰胺衍生物或其生理上可接受的盐,其特别用作骨疾病和关节炎的治疗剂,其中R 1和R 3各自为氢,烷基,烯基,炔基,芳基 芳烷基,杂环基或杂环烷基; R 2是烷基,烯基,炔基,芳基,芳烷基,杂环基或杂环烷基; X是-O-或-NR 4 - (其中R 4是氢,烷基,芳基,芳烷基,杂环基或杂环烷基; Y 1是OR 5, 或其中R 5,R 6和R 7各自为氢,烷基,芳基,芳烷基,酰基,杂环基或杂环烷基 基团,R 8与R 4中定义的相同); Y 2是氢或烷基,或者Y 1和Y 2可以组合形成= O,= S ,= NR 9或= N-OR 10(其中R 9和R 10各自与R 4中定义的相同),条件是每个烷基,芳基和杂环 对R 5至R 10定义的基团可以具有一个或多个特定取代基,并且对于R 1至R 10和Y 2定义的基团中的每一个以碳原子数为特定。
摘要:
Epoxysuccinic acid derivatives having general formula (I) (wherein R 1 represents hydrogen, alkyl, aryl or aralkyl; R 2 and R 3 independently represent each aryl, aralkyl or alkyl; and X represents -O-or NR 4 - wherein R 4 represents hydrogen, alkyl or aralkyl) which is useful in the prevention or treatment of bone diseases such as osteoporosis, malignant hypercalcemia, and bone Behcet's disease, in the treatment of osteoarthritis and rheumatoid arthritis in association with the abnormal hyperergasia of cathepsin L activity, and as a remedy for diseases in which cathepsins L and B participate such as muscular dystrophy and amyotrophy.