申请人:Duphar International Research B.V.
公开号:US04286983A1
公开(公告)日:1981-09-01
Algicidal composition comprising in an algicidally effective amount a diamine of the formula ##STR1## wherein R.sub.1 is hydrogen or up to three substituents such as halogen, alkyl, phenoxy, phenylthio, or halogen substituted alkoxy, R.sub.2 is hydrogen or a substituent such as alkyl, phenyl, halogen substituted phenyl or a trifluoromethyl-substituted phenyl group, R.sub.3 is an alkylene of 2 to 6 carbon atoms, R.sub.4 is hydrogen or alkyl of 1 to 4 carbon atoms, R.sub.5 is alkyl of 1 to 6 carbon atoms or R.sub.4 and R.sub.5 are together tetramethylene or pentamethylene or R.sub.2 and R.sub.5 are together ethylene and where R.sub.1 is other than three halogen atoms.
杀藻组合物包括具有杀藻效果的二胺,其化学式为##STR1##其中R.sub.1是氢或最多三个取代基,如卤素、烷基、苯氧基、苯硫基或卤素取代的烷氧基,R.sub.2是氢或取代基,如烷基、苯基、卤素取代的苯基或三氟甲基取代的苯基,R.sub.3是2至6个碳原子的烷基,R.sub.4是氢或1至4个碳原子的烷基,R.sub.5是1至6个碳原子的烷基或R.sub.4和R.sub.5一起是四亚甲基或五亚甲基,或R.sub.2和R.sub.5一起是乙烯,其中R.sub.1不是三个卤素原子。