申请人:Sandoz Ltd.
公开号:US04042370A1
公开(公告)日:1977-08-16
.beta.-Haloethanephosphonates and thio derivatives thereof of formula, ##STR1## where X signifies chlorine or bromine, Y signifies oxygen or sulphur, And Z signifies a carboxylic acid ester or carbamoyl group, or an optionally further substituted methyl or ethyl group substituted by such a group, or signifies an acylmethyl, optionally aryl-substituted alkenyl or alkynyl, cyclic ether, e.g. tetrahydropyranyl, or optionally mono-substituted cyanomethyl group, or signifies an alkyl-, cycloalkyl- or aryl-thio, -sulphinyl or -sulphonyl group, or an optionally further substituted methyl or ethyl group substituted by such a group, or signifies a sulphonic acid ester group, or an optionally further substituted methyl or ethyl group substituted by such a group, Are useful as regulators of plant growth or plant secretion, especially as stimulators of latex flow in latex-forming plants.
.beta.-Haloethanephosphonates和其硫醇衍生物的化学式如下:##STR1## 其中,X表示氯或溴,Y表示氧或硫,Z表示羧酸酯或氨基甲酸酯基团,或被这样的基团取代的可选进一步取代的甲基或乙基基团,或表示酰甲基,可选芳基取代的烯丙基或炔丙基,环状醚,例如四氢吡喃基,或可选单取代的氰甲基基团,或表示烷基,环烷基或芳基硫,-亚砜或-磺酰基团,或被这样的基团取代的可选进一步取代的甲基或乙基基团,或表示磺酸酯基团,或被这样的基团取代的可选进一步取代的甲基或乙基基团。这些化合物可用作植物生长或分泌调节剂,尤其是作为激发乳液形成植物中乳液流动的刺激剂。