Phosphonates and phosphine oxides as reagents in a one-pot synthesis of coumarins
Diethyl coumarin-3-phosphonates and Diphenyl coumarin-3-phosphinyloxide are obtained in mild conditions in one step, from acetoxysalicylaldehydes and triethyl phosphonoacetate or diphenyl phosphinyloxide acetate, by the use of a liquid/liquid phase transfer porcess without catalysor.
Bouyssou,Chenault
p. 5341 - 5344
(2007/10/02)
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