Agent for potentiating nerve growth factor activity containg 1,2-ethanediol derivate or salt thereof
申请人:TOYAMA CHEMICAL CO., LTD.
公开号:EP1223169A1
公开(公告)日:2002-07-17
A remedy for diseases caused by degeneration of central nervous system, comprising a 1,2-ethanediol derivative represented by the following general formula or its salt:
wherein R1 represents a substituted or unsubstituted phenyl, naphthyl, indanyl, indenyl, tetrahydronaphthyl or heterocyclic group; R2 represents a hydrogen atom, a C1-6alkyl group or a hydroxyl-protecting group; R3 represents a hydrogen atom or a C1-6alkyl group; nR4's may be the same as or different from one another and each represents a hydrogen atom or a C1-6alkyl group; nR5's may be the same as or different from one another and each represents a hydrogen atom or a C1-6alkyl group; R6 represents a substituted or unsubstituted amino or nitrogen-containing heterocyclic group or an ammonio group; and n represents 0 or an integer of 1 to 6, provided that the following 1,2-ethanediol derivative represented by general formula or its salt:
wherein nR1a'S may be the same as or different from one another and each represents a fluorine, chlorine, bromine or iodine atom, C1-6alkyl, C1-6alkoxy or phenyl group; R2a represents a hydrogen atom or a hydroxyl-protecting group; R6a represents a C1-6alkyl-substituted amino group or a pyrrolyl, pyrrolidinyl, piperidyl, piperazinyl, imidazolyl, pyrazolyl, pyridyl, tetrahydropyridyl, pyrimidinyl, morpholinyl, thiomorpholinyl, quinolyl, quinolidinyl, tetrahydroquinolinyl, tetrahydroisoquinolinyl, quinuclidinyl, thiazolyl, tetrazolyl, thiadiazolyl, pyrrolinyl, imidazolinyl, imidazolidinyl, pyrazolinyl, pyrazolidinyl, purinyl, indazolyl, furyl, thienyl, benzothienyl, pyranyl, isobenzofuranyl, oxazolyl, benzofuranyl, indolyl, benzimidazolyl, benzoxazolyl, benzothiazolyl, quinoxalyl, dihydroquinoxalinyl, 2,3-dihydrobenzothienyl, 2,3-dihydrobenzopyrrolyl, 2,3-dihydro-4H-1-thianaphthyl, 2,3-dihydrobenzofuranyl, benzo[b]dioxanyl, imidazo[2,3-a]pyridyl, benzo[b]piperazinyl, chromenyl, isothiazolyl, isoxazolyl, thiadiazolyl, oxadiazolyl, pyridazinyl, isoindolyl or isoquinolyl group; and n represents an integer of 1 to 5, is excluded.
一种治疗由中枢神经系统退化引起的疾病的药物,包括以下一般公式或其盐所代表的1,2-乙二醇衍生物:其中R1代表取代或未取代的苯基、萘基、茚基、茚基、四氢萘基或杂环基团;R2代表氢原子、C1-6烷基或羟基保护基团;R3代表氢原子或C1-6烷基;nR4可能相同也可能不同,每个代表氢原子或C1-6烷基;nR5可能相同也可能不同,每个代表氢原子或C1-6烷基;R6代表取代或未取代的氨基或含氮杂环基团或铵基;n代表0或1至6的整数,条件是以下一般公式或其盐所代表的1,2-乙二醇衍生物:其中nR1a'可能相同也可能不同,每个代表氟、氯、溴或碘原子、C1-6烷基、C1-6烷氧基或苯基;R2a代表氢原子或羟基保护基团;R6a代表C1-6烷基取代的氨基团或吡咯基、吡咯啉基、哌啶基、哌嗪基、咪唑基、吡唑基、吡啶基、四氢吡啶基、嘧啶基、吗啉基、硫代嘧啶基、喹啉基、喹啉啉基、四氢喹啉基、四氢异喹啉基、喹啉基、噻唑基、四唑基、噻二唑基、吡咯啉基、咪唑啉基、吡唑啉基、吡咯啉基、吲唑基、呋喃基、噻吩基、苯并噻吩基、吡喃基、异苯并呋喃基、噁唑基、苯并呋喃基、吲哚基、苯并咪唑基、苯并噁唑基、苯并噻嗪基、喹喃基、异吲哚基或异喹啉基团;n代表1至5的整数,被排除。