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    • 9. 发明授权
    • Preparation of triazoles by organometallic addition to ketones and intermediates therefor
    • 通过有机金属加成酮和其中间体制备三唑
    • US07193083B2
    • 2007-03-20
    • US11120739
    • 2005-05-02
    • Michael ButtersAlan John Pettman
    • Michael ButtersAlan John Pettman
    • C07D403/10
    • C07D403/06
    • The invention provides a process for the preparation of a compound of the formula: or an acid addition or base salt thereof, wherein R is phenyl optionally substituted by 1 to 3 substituents each independently selected from halo and trifluoromethyl; R1 is C1–C6 alkyl; and “Het” is pyrimidinyl optionally substituted by 1 to 3 substituents each independently selected from C1–C4 alkyl, C1–C4 alkoxy, halo, oxo, benzyl and benzyloxy, comprising reaction of a compound of the formula: wherein R is as previously defined for a compound of the formula (I), with a compound of the formula: wherein R1 and “Het” are as previously defined for a compound of the formula (I) and X is chloro, bromo or iodo, in the presence of zinc, iodine and/or a Lewis acid and an aprotic organic solvent: said process being optionally followed by conversion of the compound of the formula (I) to an acid addition or base salt thereof.
    • 本发明提供了一种制备下式化合物或其酸加成盐或碱盐的方法,其中R是任选被1-3个各自独立地选自卤素和三氟甲基的取代基取代的苯基; R 1是C 1 -C 6烷基; R 1是C 1 -C 6烷基; “Het”是任选被1至3个独立地选自C 1 -C 4烷基,C 1 -C 3烷基的取代基取代的嘧啶基, 包括下式化合物与式(I)化合物反应:其中R如前面定义的式(I)化合物与下式化合物反应:其中 R 1和/或Het如先前对于式(I)化合物所定义,X是氯,溴或碘,在锌,碘和/或路易斯酸和 非质子有机溶剂:所述方法任选地随后将式(I)化合物转化为其酸加成盐或碱盐。