1.
Org Lett
; 14(23): 5948-51, 2012 Dec 07.
Article
in English
| MEDLINE
| ID: mdl-23171411
ABSTRACT
A novel remarkably simple solvent-free and catalyst-free synthesis of benzazoles from alkylamines and o-hydroxy/amino/mercaptan anilines using elemental sulfur as traceless oxidizing agent has been developed.