198023-76-6Relevant articles and documents
Isopropenyldihydrofuran Derivatives. Preparation and Reactions of Some Isopropenyldihydrofurandicarboxylates
Yamaguchi, Seiji,Sugioka, Yoshihiko,Ishida, Miwa,Yokoyama, Hajime,Hirai, Yoshiro
, p. 1329 - 1334 (2007/10/03)
Diethyl 5-isopropenyl-4,5-dihydrofuran-2,3-dicarboxylate 1a and methyl 5-isopropenyl-3-methoxycarbonyl-4,5-dihydrofuran-2-acetate 2a were prepared by cylization of diethyl 2-oxosuccinate or dimethyl 3-oxoglutarate with (E)-1,4-dibromo-2-methyl-2-butene. Their chemical properties were studied.