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    • 3. 发明授权
    • Phosphonic diester derivatives
    • 膦酸二酯衍生物
    • US5985858A
    • 1999-11-16
    • US91946
    • 1998-06-26
    • Kazuyoshi MiyataYasuhiro SakaiYasuo ShojiYoshihiko TsudaYasuhide InoueKeigo SatoShinya Miki
    • Kazuyoshi MiyataYasuhiro SakaiYasuo ShojiYoshihiko TsudaYasuhide InoueKeigo SatoShinya Miki
    • C07F9/6509C07F9/6539C07F9/6553C07F9/6558C07F9/6561A61K31/67A61K31/675
    • C07F9/650964C07F9/6539C07F9/655345C07F9/65583C07F9/65586C07F9/6561
    • A phosphonic diester derivative represented by the following formula (1): ##STR1## wherein R.sup.1 represents a cycloalkyl group; a phenyl group which may have 1 to 3 substituents selected from the group consisting of a lower alkoxy group, a lower alkyl group, a halogen atom, a halogen-substituted lower alkyl group, a lower alkanoyl group, a nitro group, a benzoyl group, a cyano group, an N-lower alkylcarbamoyl group, an N-phenyl-lower alkylcarbamoyl group, an N-(halogen-substituted phenyl)carbamoyl group and an N,N-di-lower alkylcarbamoyl group; a 1,3,4-thiadiazol-2-yl group having a halogen-substituted lower alkyl group as a substituent; a thiazolyl group; a pyridyl group which may be substituted by a halogen atom; a benzothiazol-2-yl group having 1 to 2 lower alkoxy groups on the phenyl ring; or a 4,5-dihydrothieno[3,2-e]benzothiazol-2-yl group; R.sup.2 represents a hydrogen atom or a phenyl lower alkyl group; R.sup.3 and R.sup.4 each represents a lower alkyl group; and A represents a heterocyclic ring selected from the group consisting of a pyrazine ring, a thiophene ring and a phenyl-substituted thiazole ring; the derivative being of value as an agent for treating and preventing hyperlipidemia, diabetes and cataract, or as an antitumor agent.
    • PCT No.PCT / JP96 / 03775第 371日期:1998年6月26日 102(e)日期1998年6月26日PCT 1996年12月24日PCT公布。 公开号WO97 / 24360 PCT 日期:1997年7月10日由下式(1)表示的膦酸二酯衍生物:其中R1表示环烷基; 可以具有1〜3个选自低级烷氧基,低级烷基,卤素原子,卤素取代的低级烷基,低级烷酰基,硝基,苯甲酰基的取代基的苯基 ,氰基,N-低级烷基氨基甲酰基,N-苯基 - 低级烷基氨基甲酰基,N-(卤素取代的苯基)氨基甲酰基和N,N-二低级烷基氨基甲酰基; 具有卤素取代的低级烷基作为取代基的1,3,4-噻二唑-2-基; 噻唑基 可被卤素原子取代的吡啶基; 在苯环上具有1至2个低级烷氧基的苯并噻唑-2-基; 或4,5-二氢噻吩并[3,2-e]苯并噻唑-2-基; R2表示氢原子或苯基低级烷基; R3和R4各自表示低级烷基; A表示选自吡嗪环,噻吩环和苯基取代的噻唑环的杂环; 该衍生物作为治疗和预防高脂血症,糖尿病和白内障或作为抗肿瘤剂的药剂是有价值的。
    • 7. 发明授权
    • Phosphonic diester derivatives
    • 膦酸二酯衍生物
    • US5624918A
    • 1997-04-29
    • US387907
    • 1995-02-05
    • Yasuhisa KurogiKazuyoshi MiyataShizuo NakamuraMitsuyoshi KondoTakeshi IwamotoChieko NabaYoshihiko TsudaYasuhide InoueJun KanayaKeigo Sato
    • Yasuhisa KurogiKazuyoshi MiyataShizuo NakamuraMitsuyoshi KondoTakeshi IwamotoChieko NabaYoshihiko TsudaYasuhide InoueJun KanayaKeigo Sato
    • C07F9/6512C07F9/6558A61K31/675
    • C07F9/65583C07F9/65128
    • The present invention provides a phosphonic diester derivative of the following general formula (1): ##STR1## wherein A represents an oxygen atom or a sulfur atom; R.sup.1, R.sup.2, R.sup.9 and R.sup.10 are the same or different and they each represent a hydrogen atom, a lower alkoxy group, a nitro group, a lower alkyl group, a halogen-substituted lower alkyl group or a halogen atom; R.sup.3 represents a phenyl group, --B--R.sup.6 (wherein B represents an oxygen atom or a sulfur atom and R.sup.6 represents a hydrogen atom, a lower alkyl group, a cycloalkyl group, a phenyl group, a phenyl(lower)alkyl group optionally having a halogen atom as a substituent on the phenyl ring, a phenoxy(lower)alkyl group, a lower alkoxycarbonyl(lower)alkyl group, a carboxy(lower)alkyl group or a lower alkenyl group) or --NR.sup.7 R.sup.8 (wherein R.sup.7 and R.sup.8 and are the same or different and they each represent a hydrogen atom, a lower alkyl group, an amino group or a cycloalkyl group or combinedly represent a lower alkylene group); and R.sup.4 and R.sup.5 are the same or different and they each represent a hydrogen atom or a lower alkyl group.The derivative of the present invention is useful as therapeutic agents for hyperlipidemic diseases, hypertension, diabetes and the like.
    • PCT No.PCT / JP94 / 00883 Sec。 371日期1995年2月15日 102(e)1995年2月15日PCT PCT 1994年5月31日PCT公布。 公开号WO95 / 00524 日本1995年1月5日本发明提供下述通式(1)的膦酸二酯衍生物:其中A表示氧原子或硫原子; R 1,R 2,R 9和R 10相同或不同,它们各自表示氢原子,低级烷氧基,硝基,低级烷基,卤素取代的低级烷基或卤素原子; R3表示苯基-B-R6(其中B表示氧原子或硫原子,R6表示氢原子,低级烷基,环烷基,苯基,苯基(低级)烷基,任选具有 苯基环上的取代基的卤原子,苯氧基(低级)烷基,低级烷氧基羰基(低级)烷基,羧基(低级)烷基或低级烯基)或-NR7R8(其中R7和R8和 它们各自表示氢原子,低级烷基,氨基或环烷基,或者组合表示低级亚烷基)。 R 4和R 5相同或不同,它们各自表示氢原子或低级烷基。 本发明的衍生物可用作高脂血症,高血压,糖尿病等的治疗剂。
    • 8. 发明授权
    • Process for preparing quinazolin-4-one derivatives
    • 喹唑啉-4-酮衍生物的制备方法
    • US5922866A
    • 1999-07-13
    • US11826
    • 1998-02-25
    • Kazuyoshi MiyataYasuhisa KurogiYasuhiro SakaiYoshihiko Tsuda
    • Kazuyoshi MiyataYasuhisa KurogiYasuhiro SakaiYoshihiko Tsuda
    • C07D239/90C07D239/91C07F9/6512C07F9/32C07F9/40C07D239/96
    • C07D239/91C07D239/90C07F9/65122C07F9/65127C07F9/65128
    • The present invention provides a novel process for preparing a series of quinazolin-4-one derivatives in high yields with reduced amounts of byproducts, the process comprising reacting, in the presence of a base, a trialkylsilyl halide with a compound represented by the formula ##STR1## wherein; R.sup.5 is a phenyl group which may have 1 to 3 substituents each selected from a lower alkyl group, a lower alkoxy group or a halogen atom, a lower alkyl group, a phenyl-lower alkyl group which may have a halogen atom as a substituent on the phenyl ring, a lower alkenyl group, a lower alkoxy-lower alkyl group or a lower alkynyl group; R.sup.6 is a lower alkyl group, a halogen-substituted lower alkyl group, a lower alkoxycarbonyl group or a phenyl group which may have, as a substituent, a lower alkyl group or a group of the formula ##STR2## wherein A is an oxygen atom or a single bond, Z is a lower alkylene group, R.sup.7 is a lower alkyl group and R.sup.8 is a lower alkoxy group, a phenyl group or a phenyl-lower alkoxy group which may have a halogen atom on the phenyl ring;to produce the quinazolin-4-one derivatives which is valuable as pharmaceuticals or intermediates for synthesis thereof and represented by the formula ##STR3## wherein R.sup.1,R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are as defined above.
    • PCT No.PCT / JP96 / 02388 Sec。 371日期:1998年2月25日 102(e)1998年2月25日PCT PCT 1996年8月26日PCT公布。 公开号WO97 / 08153 日期1997年3月6日本发明提供了一种制备一系列具有降低量副产物的喹唑啉-4-酮衍生物的新方法,该方法包括在碱存在下使三烷基甲硅烷基卤化物与化合物 由下式表示: R5是可以具有1〜3个选自低级烷基,低级烷氧基或卤素原子的取代基的苯基,低级烷基,可具有卤素原子作为取代基的苯基 - 低级烷基 苯环,低级烯基,低级烷氧基 - 低级烷基或低级炔基; R6是低级烷基,卤素取代的低级烷基,低级烷氧基羰基或苯基,其可以具有低级烷基或下式基团的取代基:其中A是氧原子或单 键,Z为低级亚烷基,R7为低级烷基,R8为低级烷氧基,苯基或在苯环上可具有卤素原子的苯基 - 低级烷氧基; 以产生作为药物或其合成中间体而有价值的喹唑啉-4-酮衍生物,由下式表示,其中R 1,R 2,R 3,R 4,R 5和R 6如上所定义。
    • 9. 发明授权
    • Phosphonic diester derivatives
    • 膦酸二酯衍生物
    • US5527786A
    • 1996-06-18
    • US424345
    • 1995-04-19
    • Kazuyoshi MiyataYasuhisa KurogiYoshihiko TsudaKazuhiko TsutsumiTakeshi IwamotoChieko Naba
    • Kazuyoshi MiyataYasuhisa KurogiYoshihiko TsudaKazuhiko TsutsumiTakeshi IwamotoChieko Naba
    • C07F9/655A61K31/675A61K31/665C07F9/28
    • C07F9/65522
    • The present invention provides a phosphonic diester derivative of the formula: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are the same or different and they each represent a hydrogen atom, a lower alkyl group, a halogen atom, a cyano group, a hydroxyl group, or a lower alkoxy group optionally having a halogen atom, a phenyl group or a hydroxypiperidino group as a substituent; R.sup.4 represents a hydrogen atom, a lower alkoxy group, a halogen atom, or a lower alkyl group optionally having a halogen atom or a cyano group as a substituent; and R.sup.5 and R.sup.6 are the same or different and they each represent a hydrogen atom or a lower alkyl group.The derivative of the present invention has excellent hypolipidemic, vasodepressor and hypoglycemic activities and is useful as therapeutic and preventive agents for hyperlipidemic diseases, hypertension and diabetes.
    • PCT No.PCT / JP94 / 01307 Sec。 371日期1995年04月19日 102(e)1995年4月19日PCT PCT 1994年8月8日PCT公布。 出版物WO95 / 06051 日本3月2日公开本发明提供下式的膦酸二酯衍生物:其中R 1,R 2和R 3相同或不同,它们各自表示氢原子,低级烷基,卤素原子, 氰基,羟基或任选具有卤素原子的低级烷氧基,苯基或羟基哌啶子基作为取代基; R4表示氢原子,低级烷氧基,卤素原子或任选具有卤素原子或氰基作为取代基的低级烷基; R 5和R 6相同或不同,它们各自表示氢原子或低级烷基。 本发明的衍生物具有优异的降血脂,血管抑制剂和降血糖活性,可用作高脂血症和高血压病和糖尿病的治疗和预防剂。