申请人:Nihon Nohyaku Co., Ltd.
公开号:US04636519A1
公开(公告)日:1987-01-13
A novel ketene S,S-acetal derivative which is useful as an antimycotic agent and an agricultural chemical of fungicidal, plant growth regulating or insecticidal properties represented by the general formula (I): ##STR1## wherein R represents a hydrogen atom; an alkyl group having 1 to 8 carbon atoms; a cycloalkyl group having 3 to 6 carbon atoms; a methylene group; a lower alkenyl group; a lower alkyl group substituted by a halogen atom, a cyano group, a lower alkoxy group, a lower alkylthio group; a carbamoyl group, an acyl group, or an alkenoyloxy group; a phenyl group represented by ##STR2## (in which R.sub.1 represents a hydrogen atom, a halogen atom, a straight or branched chain lower alkyl group, a lower alkoxyl group which may be substituted by one or more halogen atoms, a phenoxy group or a methylenedioxy group, and m represents an integer of 1 to 3); a benzyl group; a methylenedioxybenzyl group; a phenoxyalkyl group; a phenoxyalkyl group substituted by a halogen atom; a naphthyl group; or a substituted or unsubstituted pyridyl group.
一种新型的ketene S,S-缩醛衍生物,可用作抗真菌剂和农用化学品,具有杀菌、植物生长调节或杀虫性能,其一般式(I)表示如下:##STR1## 其中R代表氢原子;具有1至8个碳原子的烷基基团;具有3至6个碳原子的环烷基基团;亚甲基基团;低烯基基团;被卤原子、氰基、低烷氧基、低烷硫基取代的低烷基基团;羰基基团、酰基基团或烯酰氧基基团;由##STR2##(其中R.sub.1代表氢原子、卤原子、直链或支链低烷基基团、可能被一个或多个卤原子取代的低烷氧基基团、苯氧基或亚甲二氧基基团,m代表1至3的整数)表示的苯基基团;苄基基团;亚甲二氧基苄基团;苯氧基烷基基团;被卤原子取代的苯氧基烷基基团;萘基团;或取代或未取代的吡啶基团。