An efficient Cu catalyzed selective arylation/annulation cascade reaction of 2-alkynylanilines with diaryliodonium salts was developed.This reaction was selective to N-arylation instead of C-arylation,which provides a...An efficient Cu catalyzed selective arylation/annulation cascade reaction of 2-alkynylanilines with diaryliodonium salts was developed.This reaction was selective to N-arylation instead of C-arylation,which provides a simple synthetic method for N-aryl indoles.展开更多
近年来,一种全新的教学模式"Flipped Class Model"(一般称为"翻转课堂式教学模式")被引入我国,使学习不再受时间、空间的限制,课堂真正成为师生互动、交流、研讨、素质形成的场所,为教学带来了一种全新的尝试。作...近年来,一种全新的教学模式"Flipped Class Model"(一般称为"翻转课堂式教学模式")被引入我国,使学习不再受时间、空间的限制,课堂真正成为师生互动、交流、研讨、素质形成的场所,为教学带来了一种全新的尝试。作为一名职高工艺美术专业的教师,笔者也对平面设计课堂进行了改进,并反复琢磨,不断完善,使学生的职业素养和技能水平有了明显的提高。展开更多
基金supported by the Intercollegiate Key Scientific Research Projects of Henan Province(15A150018)~~
文摘An efficient Cu catalyzed selective arylation/annulation cascade reaction of 2-alkynylanilines with diaryliodonium salts was developed.This reaction was selective to N-arylation instead of C-arylation,which provides a simple synthetic method for N-aryl indoles.
文摘近年来,一种全新的教学模式"Flipped Class Model"(一般称为"翻转课堂式教学模式")被引入我国,使学习不再受时间、空间的限制,课堂真正成为师生互动、交流、研讨、素质形成的场所,为教学带来了一种全新的尝试。作为一名职高工艺美术专业的教师,笔者也对平面设计课堂进行了改进,并反复琢磨,不断完善,使学生的职业素养和技能水平有了明显的提高。
