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    • 5. 发明授权
    • Pentafluorobenzyl esters
    • 五氟苄基酯
    • US4390715A
    • 1983-06-28
    • US282190
    • 1981-07-10
    • George HolanDavid F. O'Keefe
    • George HolanDavid F. O'Keefe
    • C07C69/753A01N37/08A01N37/38A01N43/30A01N53/00A01N53/06C07C69/757C07D317/60C07C69/76
    • A01N37/38A01N37/08A01N53/00
    • The (+), (-) and (.+-.) forms of the compounds of the general formula (I) ##STR1## characterized in that R.sup.1 is a halo group; or a lower alkyl, lower alkoxy or lower alkylthio group, each of which may be substituted with one or more halo groups;R.sup.2 is hydrogen or a methyl group; or R.sup.1 and R.sup.2 together form a methylenedioxy, or a difluoromethylenedioxy group or, with the carbon atoms to which they are attached, an aromatic or heteroaromatic ring; andA is one of the groups X or Y ##STR2## wherein X.sup.1 and X.sup.2 are the same or different and each is hydrogen or a fluoro, chloro, bromo or methyl group, with the proviso that if X.sup.1 is a fluoro group, then X.sup.2 should not be a bromo group; and X.sup.3 and X.sup.4 are the same or different and each is hydrogen or a fluoro group; andY.sup.1, Y.sup.2, Y.sup.3, Y.sup.4, Y.sup.5 and Y.sup.6 are the same or different groups and each is hydrogen or a fluoro, bromo, chloro, or methyl group.The compounds (I) are insecticidally active.
    • 通式(I)化合物(I)的(+),( - )和(+/-)形式,其特征在于R1为卤素基团; 或低级烷基,低级烷氧基或低级烷硫基,每一个可被一个或多个卤素基团取代; R2是氢或甲基; 或R 1和R 2一起形成亚甲二氧基或二氟亚甲二氧基,或与其连接的碳原子一起形成芳族或杂芳族环; 并且A是X或Y之一,其中X 1和X 2相同或不同,并且各自是氢或氟,氯,溴或甲基,条件是如果X 1是氟基,则X 2 不应该是溴族; X3和X4相同或不同,各自为氢或氟基; Y 1,Y 2,Y 3,Y 4,Y 5和Y 6为相同或不同的基团,各自为氢或氟,溴,氯或甲基。