Arbuzov B.; Fuzhenkova A.; Galyautdinov N.; Shaikhullina R.
(1980)
The reaction of 2,5-bis(carbomethoxy)-3,4-diphenylcyclopentadienone with dimethyl phosphite, both in the presence of Et3N and in the absence of catalysts, goes with the formation of the dimethyl esters of 2-oxo-4,5-diphe ...