Herbicidal 4-benzoylisoxazoles
    1.
    发明授权
    Herbicidal 4-benzoylisoxazoles 失效
    除草剂4-苯甲酰基异恶唑

    公开(公告)号:US5371063A

    公开(公告)日:1994-12-06

    申请号:US191449

    申请日:1994-02-03

    摘要: The invention relates to 4-benzoylisoxazole derivatives of formula (I): ##STR1## wherein R represents hydrogen or --CO.sub.2 R.sup.4 ; R.sup.1 represents alkyl, haloalkyl or optionally substituted cycloalkyl;R.sup.2 represents halogen, alkyl, haloalkyl, alkyl substituted by one or more groups --OR.sup.5 ; ora group selected from nitro, cyano, --CO.sub.2 R.sup.5, --S(O).sub.p R.sup.6, --O(CH.sub.2).sub.m OR.sup.5, --COR.sup.5, --OR.sup.5 and --N(R.sup.8)SO.sub.2 R.sup.7 ;R.sup.3 represents --SO.sub.2 R.sup.7 ;X represents the oxygen atom;n represents zero or an integer from one to four;R.sup.4 represents alkyl or haloalkyl;R.sup.5 and R.sup.6, independently represent alkyl, haloalkyl or optionally substituted phenyl;R.sup.7 represents alkyl, haloalkyl, optionally substituted phenyl or --NR.sup.5 R.sup.6 ;R.sup.8 represents hydrogen, optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl, optionally substituted phenyl, --SO.sub.2 R.sup.6 or --OR.sup.5 ;p represents zero, one or two; andm represents an integer from one to three;and their use as herbicides is described.

    摘要翻译: 本发明涉及式(I)的4-苯甲酰异恶唑衍生物:其中R表示氢或-CO 2 R 4; R1代表烷基,卤代烷基或任选取代的环烷基; R 2表示卤素,烷基,卤代烷基,被一个或多个基团-OR 5取代的烷基; 或选自硝基,氰基,-CO 2 R 5,-S(O)p R 6,-O(CH 2)mOR 5,-COR 5,-OR 5和-N(R 8)SO 2 R 7的基团; R3代表-SO2R7; X表示氧原子; n表示0或1到4的整数; R4代表烷基或卤代烷基; R5和R6独立地表示烷基,卤代烷基或任选取代的苯基; R 7表示烷基,卤代烷基,任选取代的苯基或-NR 5 R 6; R8表示氢,任选卤代烷基,烯基或炔基; 环烷基,任选取代的苯基,-SO 2 R 6或-OR 5; p表示零,一或二; m表示1〜3的整数, 并描述其作为除草剂的用途。

    Triazolo pyrimidine compounds
    2.
    发明授权
    Triazolo pyrimidine compounds 有权
    三唑并嘧啶化合物

    公开(公告)号:US07067663B2

    公开(公告)日:2006-06-27

    申请号:US10275560

    申请日:2001-05-31

    摘要: Pyrimidine compound (I) useful as a pharmaceutical intermediate, a process for preparing the pyrimidine compound (I), to intermediates used in the process, and use of the pyrimidine compound (I) in the preparation of pharmaceuticals. The process comprises hydrogenating a compound of formula (IV): wherein Ar is a phenyl optionally substituted by halogen, C1-4 alkyl or C1-4 alkoxy; to give a compound of formula (II): and reacting the compound of formula (II) with a salt of a compound of formula (III): to provide the compound of formula (I).

    摘要翻译: 可用作药物中间体的嘧啶化合物(I),嘧啶化合物(I)的制备方法,本方法中使用的中间体,以及嘧啶化合物(I)在制备药物中的用途。 该方法包括使式(Ⅳ)化合物氢化:其中Ar是任意被卤素取代的苯基,C 1-4烷基或C 1-4烷氧基; 得到式(II)化合物:使式(II)化合物与式(III)化合物的盐反应:得到式(I)化合物。

    Process for Preparing Protected Amidines
    6.
    发明申请
    Process for Preparing Protected Amidines 审中-公开
    制备保护脒的方法

    公开(公告)号:US20080319206A1

    公开(公告)日:2008-12-25

    申请号:US11816998

    申请日:2006-02-22

    IPC分类号: C07D205/04 C07C257/10

    摘要: A process for preparing a protected amidine group of formula (I): wherein R6 represents, for example, C1-10 alkyl (optionally substituted), aryl, C1-3 alkylaryl or C1-3 alkyloxyaryl; which comprises reacting a nitrile containing compound with an oxyamine of formula (II): R6ONH2 wherein R6 is as defined above for (I); in the presence of a thio-keto activating agent of formula (III): HS—Ry, —C(O)-Z wherein Z is -(1-4C)alkyl, —OH, —O-(1-4C)alkyl, —SH, —S(1-4C)alkyl, —NH2, —NH(1-4C)alkyl or —N[(1-4C)alkyl]2; Ry is (1-2C)alkyl (optionally substituted); or Z and Ry are linked so as to form a 5- or 6-membered ring of formula (IV): wherein X is —CH2—, —O—, —NH— or —N(1-4C)alkyl; p is 1 or 2; m is 1 or 2 and Rz is independently selected from H, (1-4C)alkyl, halo and amino.

    摘要翻译: 制备式(I)的保护的脒基的方法:其中R 6表示例如C 1-10烷基(任选取代的),芳基,C 1-3烷基芳基或C 1-3烷氧基芳基; 其包括使含腈化合物与式(II)的氧胺反应:R6ONH2,其中R6如对于(I)所定义; 在式(III)的硫代酮活化剂存在下:HS-Ry,-C(O)-Z其中Z是 - (1-4C)烷基,-OH,-O-(1-4C)烷基 ,-SH,-S(1-4C)烷基,-NH 2,-NH(1-4C)烷基或-N [(1-4C)烷基] 2; Ry是(1-2C)烷基(任选取代的); 或Z和Ry连接形成式(Ⅳ)的5-或6-元环:其中X是-CH 2 - , - O - , - NH-或-N(1-4C)烷基; p为1或2; m为1或2,Rz独立地选自H,(1-4C)烷基,卤素和氨基。