N,N-disubstituted a-(xanthyl)-acetamides with an olefin on one of the substituents undergo cyclisation to a lactam by a radical chain reaction involving transfer of the xanthate group; anilides lead to the corresponding indolones.
在一个取代基上带有烯烃的N,N-二取代的α-(黄原基)-乙酰胺通过涉及黄原酸酯基团转移的自由基链反应环化成内酰胺。
苯胺导致相应的
吲哚酮。