144687-88-7Relevant articles and documents
SYNTHESIS OF 5,8-QUINOXALINEDIONES AND 5,8-QUINAZOLINEDIONES
Kitahara, Yoshiyasu,Nakahara, Shinsuke,Tanaka, Yoshihiro,Kubo, Akinori
, p. 1623 - 1630 (2007/10/02)
5,8-Quinoxalinediones (3a-c, 12,13), dibenzophenazine-10,13-diones (5a, b), 5,8-quinazolinediones (17, 23), and 4,5,8(3H)-quinazolinetrione (21) were prepared using oxidative demethylation of the corresponding 5,8-dimethoxy compounds with cerium (IV)