Mechanism of Polyphosphoric Acid and Phosphorus Pentoxide−Methanesulfonic Acid as Synthetic Reagents for Benzoxazole Formation
Ying-Hung So* and Jerry P. Heeschen
Central Research & Development, 1712 Building, The Dow Chemical Company, Midland, Michigan 48674
J. Org. Chem., 1997, 62 (11), pp 3552–3561
DOI:
- DOI:
http://dx.doi.org/10.1021/jo960441u
Заранее спасибо!