83697-64-7Relevant academic research and scientific papers
5,6-DIHYDROPHENANTHRIDIN-5-YL AS AN ACTIVATABLE PROTECTING GROUP OF CARBOXYLIC ACID - A DIRECT PREPARATION OF AMIDES FROM 5-ACYL-5,6-DIHYDROPHENANTHRIDINE
Narasaka, Koichi,Hirose, Takuji,Uchimaru, Tadafumi,Mukaiyama, Teruaki
, p. 991 - 992 (1982)
Various amides are directly prepared from the protected carboxylic acids, 5-acyl-5,6-dihydrophenanthridines, by the reaction with primary amines in the presence of ceric pyridinium chloride and cupric oxide.
