申请人:National Patent Development Corporation
公开号:US04075007A1
公开(公告)日:1978-02-21
N-chloro chloroalkanamides or chloro hydrocarbyl substituted alkanamides of the formula ##STR1## where R.sub.1 is hydrogen or alkyl of 1 to 6 carbon atoms, R.sub.4 is alkylene or chloroalkylene of 1 to 5 carbon atoms, n is 0 or 1, R.sub.2 and R.sub.3 are hydrogen, chlorine, alkyl of 1 to 4 carbon atoms, alkaryl of up to 8 carbon atoms or aryl of up to 8 carbon atoms, have been found useful as herbicides. Preferably n is 0 and R.sub.2 and R.sub.3 are hydrogen chlorine, phenyl or alkyl or 1 to 2 carbon atoms. Most preferably R.sub.2 and R.sub.3 are hydrogen or chlorine.
N-氯代氯代烷酰胺或式子##STR1##中R.sub.1为氢或1至6个碳原子的烷基,R.sub.4为1至5个碳原子的烷基或氯代烷基,n为0或1,R.sub.2和R.sub.3为氢、氯、1至4个碳原子的烷基、高碳基或8个碳原子以下的芳基,发现可用作除草剂。最好n为0,R.sub.2和R.sub.3为氢、氯、苯基或1至2个碳原子的烷基。最好R.sub.2和R.sub.3为氢或氯。