@article {42473,
	title = {Reaction of huisgen zwitterion with 1,2-benzoquinones and isatins: expeditious synthesis of dihydro-1,2,3-benzoxadiazoles and spirooxadiazolines},
	journal = {Organic Letters},
	volume = {7},
	year = {2005},
	month = {OCT},
	pages = {5139{\textendash}5142},
	type = {Article},
	abstract = {<p>The zwitterionic intermediate generated from dialkyl azodicarboxylate and triphenylphosphine on reaction with 3-methoxy-1,2-benzoquinones afforded dihydro-1,2,3-benzoxadiazoles. N-Substituted isatins furnished spirooxadiazolines under similar conditions.</p>},
	doi = {10.1021/ol051956n},
	author = {Nair, Vijay and Biju, Akkattu T. and Vinod, A. V. and Eringathodi, Suresh}
}
