申请人:E. I. Du Pont de Nemours and Company
公开号:US04161591A1
公开(公告)日:1979-07-17
Substituted 2-(carbamoyl)oxyimino-3-imino-butyramides and 2-(carbamoyl)oxyimino-3-iminobutyrates of the formula ##STR1## where Q is --OR.sub.4 or --NR.sub.5 R.sub.6, and A, R, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are as hereinafter defined are useful as aphicides. The compounds are made by reacting an amine with a substituted 2-hydroxyiminoacetoacetamide (or 2-hydroxyiminopropionylacetamide) or an alkyl 2-hydroxyiminoacetoacetate (or 2-hydroxyiminopropionylacetate), then carbamylating the resulting substituted 2-hydroxyimino-3-iminobutyramide (or 2-hydroxyimino-3-iminovaleramide) or 2-hydroxyimino-3-iminobutyrate (or 2-hydroxyimino-3-iminovalerate).
公式为##STR1##的2-(carbamoyl)oxyimino-3-imino-butyramides和2-(carbamoyl)oxyimino-3-iminobutyrates,其中Q为--OR.sub.4或--NR.sub.5 R.sub.6,而A、R、R.sub.2、R.sub.3、R.sub.4、R.sub.5和R.sub.6的定义如下,它们可用作杀虫剂。该化合物通过将胺与取代的2-羟基亚胺乙酰乙酰胺(或2-羟基亚胺丙酰乙酰胺)或烷基2-羟基亚胺乙酸酯(或2-羟基亚胺丙酰酸酯)反应,然后将所得的取代2-羟基亚胺-3-亚胺丁酰胺(或2-羟基亚胺-3-亚胺戊酰胺)或2-羟基亚胺-3-亚胺丁酸酯(或2-羟基亚胺-3-亚胺戊酸酯)进行氨基甲酰化制备。