... Xie Shao, Christoph Tamm. Cyclization of α-hydroxy-β-diketones to furan-3(2H)-ones under mild basic conditions. Tetrahedron Letters, Volume 32, Issue 25, 17 June 1991, Pages 2891-2892. ... Ethyl 2,4-dioxoalkanoates as starting materials for a convenient route to 3(2H) furanones and 3(2H) furanimines. 1987, Tetrahedron more. Pier Giovanni Baraldi, Achille Barco, Simonetta Benetti, Stefano Manfredini, Gian Piero Pollini, Daniele Simoni. ...