885484-70-8Relevant articles and documents
Novel H-shaped persistent architecture based on a dispiro building block system
Xie, Ling-Hai,Hou, Xiao-Ya,Tang, Chao,Hua, Yu-Ran,Wang, Rui-Jie,Chen, Run-Feng,Fan, Qu-Li,Wang, Lian-Hui,Wei, Wei,Peng, Bo,Huang, Wei
, p. 1363 - 1366 (2007/10/03)
A novel dispiro building block, dispiro[fluorene-9,5′(7′ H)-diindeno[2,1-b:1′,2′-d]thiophene-7′,9″-fluorene], and its two derivatives, TBP-DSFDITF and TDOF-DSFDITF, were designed and synthesized. Because of the rigidity and orthogonality of the spiro stru