Benzotriazines are bioactive natural compounds. Using the traditional synthesis method, the variously substituted benzotriazine derivatives were synthesized and further converted into quinazolinone alkaloids.
2.Lai, Z.; Wang, C.; Li, J.; Cui, S., Redox Cyclization of Amides and Sulfonamides with Nitrous Oxide for Direct Synthesis of Heterocycles. Org. Lett. 2020, 22 (5), 2017-2021.