Certain 5-alkyl-2-arylaminophenylacetic acids and derivatives
    2.
    发明授权
    Certain 5-alkyl-2-arylaminophenylacetic acids and derivatives 有权
    某些5-烷基-2-芳基氨基苯基乙酸及其衍生物

    公开(公告)号:US06451858B2

    公开(公告)日:2002-09-17

    申请号:US09950957

    申请日:2001-09-13

    IPC分类号: C07C22942

    CPC分类号: C07C229/42

    摘要: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.

    摘要翻译: 公开了式I的化合物,其中R是甲基或乙基; R1是氯或氟; R2是氢或氟; R3是氢,氟,氯,甲基,乙基,甲氧基,乙氧基或羟基; R4是氢或氟; R5是氯,氟,三氟甲基或甲基; 作为选择性COX-2环加氧酶抑制剂; 及其药学上可接受的前药酯。

    2-amino-7-(1-substituted-2-hydroxyethyl)-3,5-dihydropyrrolo[3,2-D]pyrimidin-4-ones
    3.
    发明授权
    2-amino-7-(1-substituted-2-hydroxyethyl)-3,5-dihydropyrrolo[3,2-D]pyrimidin-4-ones 失效
    2-氨基-7-(1-取代-2-羟乙基)-3,5-二氢吡咯并[3,2-D]嘧啶-4-酮

    公开(公告)号:US06174888B1

    公开(公告)日:2001-01-16

    申请号:US09085791

    申请日:1998-05-28

    IPC分类号: C07D48704

    CPC分类号: C07D487/04 A61K31/519

    摘要: The invention relates to the 2-amino-7-(1-substituted-2-hydroxyethyl)-3, 5-dihydro-pyrrolo[3,2-d] pyrimidin-4-ones of formula I and tautomers thereof, wherein Ar represents biaryl, carbocyclic or heterocyclic aryl; pharmaceutically acceptable prodrug ester derivatives; and pharmaceutically acceptable salts thereof, which are particularly useful as potent purine nucleoside phosphorylase (PNP) inhibitors.

    摘要翻译: 本发明涉及式I的2-氨基-7-(1-取代-2-羟乙基)-3,5-二氢 - 吡咯并[3,2-d]嘧啶-4-酮及其互变异构体,其中Ar表示联芳基 ,碳环或杂环芳基; 药学上可接受的前药酯衍生物; 其药学上可接受的盐,其特别用作有效的嘌呤核苷磷酸化酶(PNP)抑制剂。

    Certain 5-alkyl-2-arylaminophenylacetic acids and derivatives
    4.
    发明授权
    Certain 5-alkyl-2-arylaminophenylacetic acids and derivatives 失效
    某些5-烷基-2-芳基氨基苯基乙酸及其衍生物

    公开(公告)号:US06727281B2

    公开(公告)日:2004-04-27

    申请号:US10201336

    申请日:2002-07-23

    IPC分类号: C07C22942

    CPC分类号: C07C229/42

    摘要: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.

    摘要翻译: 公开了式I的化合物,其中R是甲基或乙基; R1是氯或氟; R2是氢或氟; R3是氢,氟,氯,甲基,乙基,甲氧基,乙氧基或羟基; R4是氢或氟; R5是氯,氟,三氟甲基或甲基; 作为选择性COX-2环加氧酶抑制剂; 及其药学上可接受的前药酯。

    Preparation of 2-amino-7-(1-substituted-2-hydroxyethyl)-3,
5-dihydropyrrolo[3,2-d]pyrimidin-4-ones
    6.
    发明授权
    Preparation of 2-amino-7-(1-substituted-2-hydroxyethyl)-3, 5-dihydropyrrolo[3,2-d]pyrimidin-4-ones 失效
    制备2-氨基-7-(1-取代-2-羟乙基)-3,5-二氢吡咯并[3,2-d]嘧啶-4-酮

    公开(公告)号:US6043365A

    公开(公告)日:2000-03-28

    申请号:US86043

    申请日:1998-05-28

    CPC分类号: C07D487/04 Y02P20/55

    摘要: The compounds of formula I ##STR1## wherein Ar represents biaryl, carbocyclic or heterocyclic aryl, are prepared, as substantially pure enantiomers, by(a) condensing a compound of the formula ##STR2## as a substantially pure enantiomer, wherein Ar has meaning as defined above and R.sub.6 is on O-protecting group with a lower alkyl ester of formic acid;(b) then condensing the compound so obtained with a compound of the formula ##STR3## wherein R.sub.8 is hydrogen or COOR.sub.3 and R.sub.3 is lower alkyl; (c) then cyclizing the compound so obtained to a compound of the formula ##STR4## as a substantially pure enantiomer; (d) and then condensing the compound so obtained(1) with a carbocyclic aroyl isothiocyanate and treatment of the product so obtained with an alkyl halide followed by anhydrous ammonia; or(2) with cyanamide in acid, optionally followed by treatment with a base.

    摘要翻译: 制备其中Ar表示联芳基,碳环或杂环芳基的式I化合物,作为基本上纯的对映异构体,通过(a)将式的化合物作为基本上纯的对映异构体缩合,其中Ar具有如上定义的含义, O-保护基与甲酸的低级烷基酯; (b)然后将所得化合物与下式化合物缩合:其中R8是氢或COOR3,R3是低级烷基; (c)然后将所得化合物环化为基本上纯的对映体的式的化合物; (d),然后将所得化合物(1)与碳环异硫氰酸酯缩合并用烷基卤,然后用无水氨处理得到的产物; 或(2)在氰酸中,然后用碱处理。

    Dihydropyridinecarboxylic acid anhydrides
    8.
    发明授权
    Dihydropyridinecarboxylic acid anhydrides 失效
    二氢吡啶羧酸酐

    公开(公告)号:US5576439A

    公开(公告)日:1996-11-19

    申请号:US331071

    申请日:1994-10-28

    CPC分类号: C07D211/90

    摘要: The invention relates to the compounds of formula I ##STR1## wherein R is lower alkyl or hydrogen; R.sub.1 is hydrogen, lower alkyl or aryl-lower alkyl; R.sub.2 is hydrogen, nitro, cyano trifluoromethyl, halo, lower alkoxy, lower alkyl, lower alkoxycarbonyl, aminocarbonyl or mono- or di-lower alkylaminocarbonyl, amino or mono- or di-lower alkylamino; and pharmaceutically acceptable salts thereof when R.sub.1 is hydrogen; which are useful as endothelin antagonists.

    摘要翻译: 本发明涉及式I化合物(Ⅰ),其中R是低级烷基或氢; R1是氢,低级烷基或芳基 - 低级烷基; R2是氢,硝基,氰基三氟甲基,卤素,低级烷氧基,低级烷基,低级烷氧基羰基,氨基羰基或一或二低级烷基氨基羰基,氨基或一或二低级烷基氨基; 当R1是氢时,其药学上可接受的盐; 其可用作内皮素拮抗剂。

    Acyl derivatives of oxazolorifamycins
    9.
    发明授权
    Acyl derivatives of oxazolorifamycins 失效
    恶唑菌素的酰基衍生物

    公开(公告)号:US5180718A

    公开(公告)日:1993-01-19

    申请号:US718894

    申请日:1991-06-21

    IPC分类号: C07D498/18

    CPC分类号: C07D498/18

    摘要: The invention relates to novel acyl derivatives of rifamycins of the formula ##STR1## and the salts thereof, in which the structural elements --A.sub.1 --A.sub.2 --, --A.sub.3 --A.sub.4 -- and --A.sub.5 --A.sub.6 -- each denote ethylene or vinylene or the elements --A.sub.1 --A.sub.2 -- and --A.sub.3 --A.sub.4 -- each denote ethylene and --A.sub.5 --A.sub.6 -- denotes vinylene; X represents >C(R.sub.6)-- or >N-- and R.sub.6 denotes hydrogen or alkyl; alk denotes an aliphatic hydrocarbon radical; R.sub.1 denotes hydrogen or acyl; R.sub.2 denotes acyl, or alkyl which is optionally substituted by an aromatic radical, and R.sub.3 and R.sub.3 ' represent a common bond, or R.sub.3 denotes hydrogen or acyl, and R.sub.3 ' is hydrogen; R.sub.4 denotes hydrogen, cycloalkyl or aryl; R.sub.5 denotes hydrogen or acetyl; R.sub.7 denotes hydrogen or alkyl, which can be used as active compounds in medicaments, the preparation and use thereof, and pharmaceutical products and the preparation thereof.

    摘要翻译: 本发明涉及式(I)的利福霉素的新型酰基衍生物及其盐,其中结构单元-A1-A2-,-A3-A4-和-A5-A6各自表示乙烯或亚乙烯基 或元素-A1-A2-和-A3-A4-各自表示亚乙基,-A5-A6-表示亚乙烯基; X表示> C(R6) - 或> N-,R6表示氢或烷基; alk表示脂族烃基; R1表示氢或酰基; R 2表示酰基或任选被芳族基团取代的烷基,R 3和R 3'表示共同的键,或R 3表示氢或酰基,且R 3'是氢; R4表示氢,环烷基或芳基; R5表示氢或乙酰基; R7表示氢或烷基,其可用作药物中的活性化合物,其制备和用途,以及药物及其制备。