1,3-Dipolar character of six-membered aromatic rings. Part XXV. 5-Aryl-1-methyl-3-oxidopyridiniums
作者:Nicholas Dennis、Alan R. Katritzky、Roberto Rittner
DOI:10.1039/p19760002329
日期:——
The title betaines react at the 2- and 6-positions with 2π addends and at the 2- and 4-positions with 4π addends. Adducts from the 2π addends are transformed into aryl-substituted tropones via methylation and Hofmann elimination.
标题甜菜碱在2和6位带有2π加数的反应在2和4位带有4π加数的反应。通过甲基化和霍夫曼消除,将来自2π加成物的加合物转化为芳基取代的托酮。