Process for preparing optically active oxazolidinone derivative
    2.
    发明授权
    Process for preparing optically active oxazolidinone derivative 失效
    光学活性恶唑烷酮衍生物的制备方法

    公开(公告)号:US06403804B1

    公开(公告)日:2002-06-11

    申请号:US09456950

    申请日:1999-12-07

    IPC分类号: C07D26304

    摘要: Disclosed is a process for preparing an optically active oxazolidinone derivative comprising allowing hydrazine to react on an optically active ester having a hydroxyl group at the 3-position which is represented by formula (II): wherein R1 represents a lower alkyl group having 1 to 4 carbon atoms, a phenyl group, a methoxymethyl group, a benzyloxymethyl group, a benzyloxycarbonylaminomethyl group which may have a substituent or substituents on the benzene ring thereof, an acylaminomethyl group having 3 to 10 carbon atoms, or an alkyloxycarbonylaminomethyl group having 3 to 6 carbon atoms; R2 and R3, which may be the same or different, each represent a hydrogen atom, a lower alkyl group having 1 to 4 carbon atoms, a phenyl group, an acetylaminomethyl group, a benzoylaminomethyl group, or a benzyl group; and * indicates an asymmetric carbon atom, and subjecting the resulting hydrazide to Curtius rearrangement.

    摘要翻译: 公开了一种制备光学活性恶唑烷酮衍生物的方法,其包括使肼在由式(II)表示的3-位具有羟基的光学活性酯上反应:其中R1表示具有1-4个碳原子的低级烷基 碳原子,苯基,甲氧基甲基,苄氧基甲基,苯环上可以具有取代基的苄氧羰基氨基甲基,碳原子数3〜10的酰氨基甲基或碳原子数3〜6的烷氧基羰基氨基甲基 原子 R 2和R 3可以相同或不同,分别表示氢原子,碳原子数1〜4的低级烷基,苯基,乙酰氨基甲基,苯甲酰基氨基甲基或苄基。 和*表示不对称碳原子,并将所得酰肼进行柯氏重排。

    Phenyloxazolidinones having a C-C bond to 4-8 membered heterocyclic rings
    3.
    发明授权
    Phenyloxazolidinones having a C-C bond to 4-8 membered heterocyclic rings 失效
    具有C-C键与4-8元杂环的苯基恶唑烷酮

    公开(公告)号:US06313307B1

    公开(公告)日:2001-11-06

    申请号:US09518788

    申请日:2000-03-03

    IPC分类号: C07D26304

    摘要: A process for preparing a compound of the formula I: or pharmaceutical acceptable salts thereof wherein X is —NR1—, —S(O)g—, or —O—; R1 is —H, C1-6 alkyl optionally substituted with one or more —OH, —CN, or halo, or R1 is —(CH2)h-aryl, —COR1-1, —COOR1-2, —CO—(CH2)h—COR1-1, C1-6 alkyl sulfonyl, —SO2—(CH2)h-aryl, or —(CO)i-Het; R2 is —H, C1-6 alkyl, —(CH2)h-aryl, or halo; R3 and R4 are the same or different and are —H or halo; R6 is —H, C1-12 alkyl optionally substituted with one or more halo, C3-12 cycloalkyl, C1-6 alkoxy. The compounds are useful antimicrobial agents.

    摘要翻译: 制备式I化合物或其药学上可接受的盐的方法,其中X为-NR 1 - , - S(O)g - 或-O-; R 1是-H,任选地被一个或多个-OH,-CN或卤素取代的C 1-6烷基,或者R 1是 - (CH 2)h - 芳基,-COR 1 -1,-COOR 1-2,-CO-(CH 2 )h-COR1-1,C 1-6烷基磺酰基,-SO 2 - (CH 2)h - 芳基或 - (CO)i-Het; R2是-H,C1-6烷基, - (CH2)h-芳基或卤素; R3和R4相同或不同,为-H或卤素; R6是-H,任选地被一个或多个卤素,C 2-3-12环烷基,C 1-6烷氧基取代的C 1-12烷基。 这些化合物是有用的抗微生物剂。

    Process for the preparation of oxazole derivatives
    4.
    发明授权
    Process for the preparation of oxazole derivatives 失效
    恶唑衍生物的制备方法

    公开(公告)号:US06699995B1

    公开(公告)日:2004-03-02

    申请号:US10088415

    申请日:2002-03-18

    IPC分类号: C07D26304

    摘要: A production method of a compound represented by the formula wherein R1 and R2 are each a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group, R3 is an electron-withdrawing group, and R4, R5 and R6 are each a hydrogen atom or an optionally substituted hydrocarbon group, or a salt thereof, is provided as an industrially advantageous production. method for forming a carbon-carbon bond at the 5-position of oxazole, which method includes reacting a compound represented by the formula wherein the symbols in the formula are as defined above, or a salt thereof, with a compound represented by the formula wherein the symbols in the formula are as defined above, or a salt thereof, in the presence of an acid or a base.

    摘要翻译: 由式R 1和R 2表示的化合物的制备方法各自为氢原子,任选取代的烃基或任选取代的杂环基,R 3为吸电子基团,R 作为工业上有利的生产,提供了R 5和R 6各自为氢原子或任选取代的烃基或其盐。 在恶唑的5-位上形成碳 - 碳键的方法,该方法包括使式中的符号表示的化合物或其盐与式中的化合物或其盐与式 在式中如上所定义,或其盐在酸或碱的存在下进行。

    Antibiotic oxazolidinone derivatives
    5.
    发明授权
    Antibiotic oxazolidinone derivatives 失效
    抗生素恶唑烷酮衍生物

    公开(公告)号:US06365751B1

    公开(公告)日:2002-04-02

    申请号:US09836095

    申请日:2001-04-17

    IPC分类号: C07D26304

    摘要: The invention concerns a compound of the formula (I): wherein, for example: R1 is of the formula —NHC(═O)Rb wherein Rb is, for example, (1-4C)alkyl; R2 and R3 are hydrogen or fluoro; R2 and R3 are hydrogen or fluoro; D is O; R4 and R5 are hydrogen, (1-4C)alkyl or AR-oxymethyl; AR is phenyl or phenyl(1-4C)alkyl; R6 is hydrogen; >A—B— is of the formula >C═C(Ra)—, >CHCHRa—, or >C(OH)CHRa— (> represents two single bonds) wherein Ra is hydrogen or (1-4C)alkyl; and pharmaceutically-acceptable salts thereof; processes for their preparation; pharmaceutical compositions containing them and their use as antibacterial agents.

    摘要翻译: 本发明涉及式(I)化合物:其中,例如:R 1为式-NHC(= O)Rb,其中R b为例如(1-4C)烷基; R 2和R 3为氢或氟 ; R 2和R 3为氢或氟; D为O; R 4和R 5为氢,(1-4C)烷基或AR-氧甲基; AR为苯基或苯基(1-4C)烷基; R6为氢;> AB-为 其中R a是氢或(1-4C)烷基;及其药学上可接受的盐;式C = C(R a) - ,> CHCHRa-或> C(OH)CHRA- 其准备过程; 含有它们的药物组合物及其作为抗菌剂的用途。

    Taxoids, their preparation and pharmaceutical compositions containing them
    6.
    发明授权
    Taxoids, their preparation and pharmaceutical compositions containing them 失效
    紫杉烷类,它们的制备方法和含有它们的药物组合物

    公开(公告)号:US06194582B1

    公开(公告)日:2001-02-27

    申请号:US09126590

    申请日:1998-07-31

    IPC分类号: C07D26304

    CPC分类号: C07D305/14

    摘要: New taxoids of general formula (I), their preparation, and pharmaceutical compounds containing them. In general formula (I), for example, Ar represents an aryl radical, R represents an alkoxyacetyl radical, R1 represents a benzoyl radical or a radical of formula R2—O—CO— in which R2 represents an optionally substituted alkyl radical, an alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl radical. The new products of general formula (I) have a remarkable antitumor activity.

    摘要翻译: 通式(I)的新紫杉烷类,其制备方法和含有它们的药物化合物。在通式(I)中,例如,Ar表示芳基,R表示烷氧基乙酰基,R 1表示苯甲酰基或式 R2-O-CO-,其中R2表示任选取代的烷基,烯基,炔基,环烷基,环烯基,双环烷基,苯基或杂环基。 通式(I)的新产品具有显着的抗肿瘤活性。

    Methods of producing oxazolidinone compounds
    7.
    发明授权
    Methods of producing oxazolidinone compounds 失效
    生产恶唑烷酮化合物的方法

    公开(公告)号:US06833453B2

    公开(公告)日:2004-12-21

    申请号:US09982157

    申请日:2001-10-17

    IPC分类号: C07D26304

    摘要: Methods of synthesizing pharmacologically useful oxazolidinones are disclosed, and, in particular, a method of manufacturing a 5-(tert-butylcarbamoyl)-aminomethyl-oxazolidinone by condensing a carbamate with a tert-butylcarbamoyl protected derivative of glycidylamine or 3-amino-1-halopropanol.

    摘要翻译: 公开了合成药理学有用的恶唑烷酮的方法,特别是通过将氨基甲酸酯与缩水甘油胺或3-氨基-1-甲基恶唑烷酮的叔丁基氨基甲酰基保护的衍生物缩合制备5-(叔丁基氨基甲酰基) - 氨基甲基 - 恶唑烷酮的方法, 卤丙醇。

    Process for producing oxazolidin-2-one derivative
    10.
    发明授权
    Process for producing oxazolidin-2-one derivative 失效
    制备恶唑烷-2-酮衍生物的方法

    公开(公告)号:US06271388B1

    公开(公告)日:2001-08-07

    申请号:US09623757

    申请日:2000-09-08

    IPC分类号: C07D26304

    CPC分类号: C07D263/24 C07D263/22

    摘要: An industrial process for preparing an oxazolidin-2-one derivative represented by the following general formula (3) wherein R1, R2, R3 and R4 are hydrogen atom, straight, branched or cyclic alkyl group, straight or branched alkyl group substituted by alkoxy, substituted amino or alkylthio, substituted or unsubstituted aralkyl group, or substituted or unsubstituted aryl group, and R5 is are hydrogen atom, straight, branched or cyclic alkyl group, substituted or unsubstituted aralkyl group, or substituted or unsubstituted aromatic ring, which is characterized in reacting a 1,3-dioxolan-2-one derivative and a carbamate derivative or an urea derivative in the presence of a fluoride salt.

    摘要翻译: 制备由以下通式(3)表示的恶唑烷-2-酮衍生物的工业方法,其中R1,R2,R3和R4是氢原子,直链,支链或环状烷基,被烷氧基取代的直链或支链烷基, 取代或未取代的芳烷基或取代或未取代的芳基,R 5为氢原子,直链,支链或环状烷基,取代或未取代的芳烷基或取代或未取代的芳环,其特征在于 在氟化物盐存在下使1,3-二氧戊环-2-酮衍生物与氨基甲酸酯衍生物或脲衍生物反应。