23309-31-1Relevant academic research and scientific papers
Alternative synthesis of dibenzo-and dipyrido-[1,3]diazepines from thioamides and o,o'-diaminobiaryls
Matsuda, Koyo,Yanagisawa, Isao,Isomura, Yasuo,Mase, Toshiyasu,Shibanuma, Tadao
, p. 2393 - 2402 (2007/10/03)
Thioamides were treated with iodomethane, and then o,o'-diaminobiphenyl or bipyridyl to afford 6-substituted-5H-dibenzo- or dipyrido [1,3]diazepines in good yields.
Memory Effects and 1,3-Diazepine Ring Closure in Arylnitrenium Ions
Binding, Norbert,Heesing, Albert
, p. 1822 - 1833 (2007/10/02)
15N- and 18O-Labelling experiments demonstrate that in the aromatic rearrangement of N,N'-diphenyl-N-(4-tosyloxy)benzamidines (2 -> 3 - 6) a strong memory effect occurs in oriented contact ion pairs.The formation of 1,3-diazepines 9 by ring closure betwee
