2008Pyran derivatives R 0340
Ring Expansion in 5-Aryl-3-arylmethylidenefuran-2(3H)-ones by the Reactionwith Ethyl Diazoacetate. -(KAMNEVA*, I. E.; BURUKHINA, O. V.; EGOROVA, A. Y.; Russ. Chem. Bull. 56 (2007) 10, 2121-2122; Chernyshevskii Saratov State Univ., Saratov 410026, Russia; Eng.) -R. Langenstrassen 34-136