THUMMEL, R. P.;FUCHIGATNI, TOSHIO, J. ORG. CHEM., 1981, 46, N 25, 5217-5218
作者:THUMMEL, R. P.、FUCHIGATNI, TOSHIO
DOI:——
日期:——
SEPIOL, J., TETRAHEDRON, 1986, 42, N 2, 609-616
作者:SEPIOL, J.
DOI:——
日期:——
Tetracyclopentanaphthalene
作者:Randolph P. Thummel、Toshio Fuchigami
DOI:10.1021/jo00338a033
日期:1981.12
Cyclization of ethyl ylidenecyanoacetates to carbocyclic o-aminoesters
作者:Janusz SepioŁ
DOI:10.1016/s0040-4020(01)87460-3
日期:1986.1
Ethyl ylidenecyanoacetates undergo cyclization in cold sulfuric acid to give the lactone and o-aminoester . The key o-aminoester is used to the synthesis of a variety of as-hydrindacene derivatives including o-aminocarboxylic acid , o-hydroxyester , o-hydroxycarboxylic acid , or the ester .