申请人:Monsanto Company
公开号:US05482974A1
公开(公告)日:1996-01-09
A compound for controlling Take-all disease of plants by applying, preferably to the seed prior to planting, a fungicide of the formula ##STR1## wherein R.sup.2 is ethyl, iso-propyl, propyl or allyl; A is N(CH.sub.3).sub.1-n H.sub.n R.sup.5 or OR.sup.6 wherein n is 0 or 1, R.sup.5 is (CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C, 1-methylcyclopentyl, 1-methylcyclohexyl or 2,3-dimethyl-2-butyl wherein m is 0, 1, 2 or 3 and R.sup.6 is independently R.sup.5 or 2,3,3-trimethyl-2-butyl; R.sup.3 is H or independently R.sup.4 ; and R.sup.4 is halo or CH.sub.3 ; with the proviso that when A is N(CH.sub.3).sub.1-n H.sub.n R.sup.5, if R.sup.3 is H and R.sup.5 is 1-methyl-1-cyclohexyl or (CH.sub.3).sub.m (CH.sub.2 CH.sub.3).sub.3-m C, where m is 0 or 3, or if R.sup.3 is halo and R.sup.5 is (CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C, where m is 3, then R.sup.2 cannot be ethyl; and with the proviso that when A is OR.sup.6 then m is equal to or less than 2, and if R.sup.3 is H or halo and R.sup.2 is ethyl or isopropyl, then R.sup.6 is (CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C where m is 1; or an agronomic salt thereof compositions, methods of use and processes of preparation therefor.
一种用于控制植物白粉病的化合物,通过在种植前向种子施用优选的杀菌剂,该杀菌剂的化学式为##STR1##其中,R.sup.2为乙基、异丙基、丙基或烯丙基;A为N(CH.sub.3).sub.1-n H.sub.n R.sup.5或OR.sup.6,其中n为0或1,R.sup.5为(CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C、1-甲基环戊基、1-甲基环己基或2,3-二甲基-2-丁基,其中m为0、1、2或3,R.sup.6独立地为R.sup.5或2,3,3-三甲基-2-丁基;R.sup.3为H或独立的R.sup.4;R.sup.4为卤素或CH.sub.3;但是,当A为N(CH.sub.3).sub.1-n H.sub.n R.sup.5时,如果R.sup.3为H且R.sup.5为1-甲基-1-环己基或(CH.sub.3).sub.m (CH.sub.2 CH.sub.3).sub.3-m C,其中m为0或3,或者如果R.sup.3为卤素且R.sup.5为(CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C,其中m为3,则R.sup.2不能为乙基;但是,当A为OR.sup.6时,m小于或等于2,如果R.sup.3为H或卤素且R.sup.2为乙基或异丙基,则R.sup.6为(CH.sub.3).sub.m (CH.sub.3 CH.sub.2).sub.3-m C,其中m为1;或其农艺盐组成物、使用方法和制备过程。