THE INTRAMOLECULAR ADDITION OF SILYLATED ALKYNES TO ALDEHYDES - METHODOLOGY FOR THE CONSTRUCTION OF CYCLIC ENEDIYNES AND ITS APPLICATION TODYNEMICIN ANALOGS
Pa. Wender et al., THE INTRAMOLECULAR ADDITION OF SILYLATED ALKYNES TO ALDEHYDES - METHODOLOGY FOR THE CONSTRUCTION OF CYCLIC ENEDIYNES AND ITS APPLICATION TODYNEMICIN ANALOGS, Tetrahedron letters, 36(2), 1995, pp. 209-212
Upon treatment with CsF, silylated alkynes react intramolecularly with
aldehydes or iminium ions to form in one step in the presence of elec
trophilic trapping agents the cyclic enediyne ring system of dynemicin
, with provision for the incorporation of various DNA recognition elem
ents.