作者:Hua-Chun Wang、Chang-Cheng Wang、Yaorong Chen、Jian Cao、Xiancheng Ren、Wenjing Hong、Yun-Xiang Xu
DOI:10.1039/d1tc02948g
日期:——
Three isomers of thienoisoindigo (TII) are prepared by changing the ring-fusion mode or the amide arrangement of lactam units, namely, 5,10-dihexyl-5,10-dihydrodithieno[3,2-c:3′,2′-h][2,6]naphthyridine-4,9-dione (TVTDA), 4,10-dihexyldithieno[3,2-c:3′,2′-h][1,6]naphthyridine-5,9(4H,10H)-dione (isoTVTDA) and (Z)-4-hexyl-6-(5-hexyl-4-oxo-4,5-dihydro-6H-thieno[2,3-c]pyrrol-6-ylidene)-4,6-dihydro-5H-thieno[3
通过改变内酰胺单元的环融合方式或酰胺排列,制备了噻吩异靛蓝(TII)的三种异构体,即5,10-二己基-5,10-二氢二噻吩并[3,2- c :3',2'- h ][2,6]naphthyridine-4,9-dione (TVTDA), 4,10-dihexyldithieno[3,2- c :3',2'- h ][1,6]naphthyridine-5,9(4 H ,10 H )-dione (isoTVTDA) 和 ( Z )-4-hexyl-6-(5-hexyl-4-oxo-4,5-dihydro-6 H -thieno[2,3 - c ]pyrrol-6 -ylidene)-4,6-dihydro-5 H -thieno[3,2- b]pyrrol-5-one (isoTII)。通过理论计算以及光物理和电化学分析验证了电子结构的差异。发现六元内酰胺(TVTDA 和isoTVTDA)