Synthesis of dithienothiophenes, cyclopentadithiophene and silacyclopentadithiophenes using palladium-catalyzed cyclization
作者:Masahiko Iyoda、Mami Miura、Shigeru Sasaki、S.M.Humayun Kabir、Yoshiyuki Kuwatani、Masato Yoshida
DOI:10.1016/s0040-4039(97)00979-9
日期:1997.6
The intramolecular cyclization of bromothiophene derivatives with hexamethylditin in the presence of tetrakis(triphenylphosphine)palladium(0) gave dithienothiophenes, cyclopentadithiophene, and silacyclopentadithiophenes in moderate to good yields.