An efficient synthesis of 3-alkyl-1 H-quinolin-2-ones was achieved in high yield (up to 91%) via Pd 2 (dba) 3 -catalyzed intramolecular cyclization of benzyl halides and electron-deficient olefins, followed by treatment with DBU.
通过 Pd 2 (dba) 3 催化的苄基卤化物和缺电子烯烃的分子内环化,然后进行处理,以高产率(高达 91%)实现了 3-烷基-1 H-
喹啉-2-酮的有效合成与
DBU。