申请人:Sumitomo Chemical Company, Limited
公开号:US04118505A1
公开(公告)日:1978-10-03
Novel alkynyl esters of cyclopropanecarboxylic acid represented by the formula, ##STR1## wherein R.sub.1 represents hydrogen, lower alkyl having 1-4 carbon atoms, lower alkenyl having 2-4 carbon atoms, lower alkynyl having 2-4 carbon atoms, C.sub.1 -C.sub.2 alkoxy-C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.2 alkylthio-C.sub.1 -C.sub.4 alkyl, furyl, thienyl, furfuryl, thenyl, cyclo-C.sub.3 -C.sub.6 alkyl, oxygen atom-containing cyclo-C.sub.3 -C.sub.6 alkyl, cyclo-C.sub.5 -C.sub.6 alkenyl, oxygen atom-containing cyclo-C.sub.4 -C.sub.6 alkenyl, halo-C.sub.2 -C.sub.4 alkenyl, phenyloxymethyl, phenylthiomethyl, cyclo-C.sub.5 -C.sub.6 alkenylmethyl, oxygen atom-containing cyclo-C.sub.4 -C.sub.6 alkenylmethyl, cyclo-C.sub.5 -C.sub.6 alkylmethyl, oxygen atom-containing cyclo-C.sub.4 -C.sub.6 alkylmethyl or ##STR2## IN WHICH X is halogen, nitro, cyano, methylenedioxy, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.2 alkoxy, dimethylamino, m is 0, 1, 2 or 3, n is 0, 1, 2 or 3 and each X may be different when n is 2 or 3; R.sub.2 and R.sub.3 individually represent hydrogen, halogen (except R.sub.2), phenyl, benzyl, lower alkyl having 1 - 3 carbon atoms, lower alkenyl having 2 - 3 carbon atoms, lower alkynyl having 2 - 3 carbon atoms or may form a carbon-carbon bond or are bonded to each other at the ends to form C.sub.3 -C.sub.4 polymethylene chain, or R.sub.1 and R.sub.2 are bonded to each other at the ends to form C.sub.5 polymethylene chain; R.sub.4 represents hydrogen or methyl; R.sub.5 represents hydrogen, methyl, vinyl, 1-propenyl, 2-methyl-1-propenyl, 2-methoxy-methyl-1-propenyl, 2-methoxycarbonyl-1-propenyl, 1,3-butadienyl, 2-methyl-1,3-butadienyl, 2,2-dichlorovinyl or cyclopentylidenemethyl when R.sub.4 is hydrogen, and R.sub.5 represents methyl when R.sub.4 is methyl; and R.sub.6 and R.sub.7 represent hydrogen or methyl. These novel esters are produced by reacting an alcohol or its halide or arylsulfonate of the formula, ##STR3## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.6 are as defined above, and A is hydroxy, halogen or arylsulfoxy, with a cyclopropanecarboxylic acid of the formula, ##STR4## wherein R.sub.4, R.sub.5 and R.sub.7 are as defined above, or its reactive derivative. These esters are useful as an insecticide harmless to mammals.
化合物的名称为环丙烷羧酸的新型炔基酯,化学式为 ##STR1## 其中,R1代表氢、1-4个碳原子的低级烷基、2-4个碳原子的低级烯基、2-4个碳原子的低级炔基、C1-C2烷氧基-C1-C4烷基、C1-C2烷硫基-C1-C4烷基、呋喃基、噻吩基、糠基、茚基、环C3-C6烷基、含氧原子的环C3-C6烷基、环C5-C6烯基、含氧原子的环C4-C6烯基、卤代C2-C4烯基、苯氧甲基、苯硫甲基、环C5-C6烯基甲基、含氧原子的环C4-C6烯基甲基、环C5-C6烷基甲基、含氧原子的环C4-C6烷基甲基或 ##STR2## 其中,X为卤素、硝基、氰基、亚甲二氧基、C1-C3烷基、C1-C2烷氧基、二甲氨基,m为0,1,2或3,n为0,1,2或3,当n为2或3时,每个X可能不同;R2和R3各自代表氢、卤素(除R2外)、苯基、苄基、1-3个碳原子的低级烷基、2-3个碳原子的低级烯基、2-3个碳原子的低级炔基或形成碳-碳键或在末端结合形成C3-C4多亚甲基链,或R1和R2在末端结合形成C5多亚甲基链;R4代表氢或甲基;当R4为氢时,R5代表氢、甲基、乙烯基、1-丙烯基、2-甲基-1-丙烯基、2-甲氧基甲基-1-丙烯基、2-甲氧基羰基-1-丙烯基、1,3-丁二烯基、2-甲基-1,3-丁二烯基、2,2-二氯乙烯基或环戊亚甲基甲基;当R4为甲基时,R5代表甲基;R6和R7代表氢或甲基。这些新型酯类是通过反应化合物的醇或其卤化物或芳基磺酸酯的公式, ##STR3## 其中,R1、R2、R3和R6如上所定义,A为羟基、卤素或芳基磺酰氧基,与化合物的环丙烷羧酸的公式反应而制得, ##STR4## 其中,R4、R5和R7如上所定义,或其反应性衍生物。这些酯类可用作对哺乳动物无害的杀虫剂。