Synthesis of syn-substituted triptycenes via heteroatom-directed metallation
作者:Takeshi Kawase、Nobuo Asai、Tatsuo Ogawa、Masaji Oda
DOI:10.1039/c39900000339
日期:——
Heteroatoms in 9-substituted triptycenes direct syn-lithiation at the benzene rings, providing a new method for the synthesis of 1,9-di-and-1,8,9-tri-substituted triptycenes.