Shaoguang Zhang, Ming Zhan, Qian Luo, Wen-Xiong Zhang and Zhenfeng Xi
Chem. Commun., 2013,49, 6146-6148
DOI:
10.1039/C3CC43061H,
Communication
2,6-Diazasemibullvalenes (NSBVs) readily reacted with oxygen under mild conditions, affording Δ1-bipyrrolinones via C–N bond cleavage and C–H bond