As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.
芳胺空间位阻越小,亲越强,副反应越易发生,产物除草活越低。
As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.
芳胺空间位阻越小,亲越强,副反应越易发生,产物除草活越低。
明:以上例句、词分类均由互联网资源自动生成,部分未经过人工审,其表达内代表本软件的观点;若发现问题,欢迎向我们指正。