Synthesis and spectroscopic study of diphenylamino-substituted phenylene-(poly)ethynylenes: remarkable effect of acetylenic conjugation modes

Fang, Jing-Kun; An, De-Lie; Kan, Wakamatsu; Ishikawa, Takeharu; Iwanaga, Tetsuo; Toyota, Shinji; Matsuo, Daisuke; Orita, Akihiro; Otera, Junzo

Tetrahedron Letters

51

6

917

920