862015-15-4Relevant academic research and scientific papers
Chiral rodlike platinum complexes, double helical chains, and potential asymmetric hydrogenation ligand based on "linear" building blocks: 1,8,9,16-Tetrahydroxytetraphenylene and 1,8,9,16-tetrakis(diphenylphosphino) tetraphenylene
Peng, Hai-Yan,Lam, Chi-Keung,Mak, Thomas C. W.,Cai, Zongwei,Ma, Wai-Tang,Li, Yu-Xue,Wong, Henry N. C.
, p. 9603 - 9611 (2005)
This paper is concerned with the synthesis of 1,8,9,16- tetrahydroxytetraphenylene (3a) via copper-(II)-mediated oxidative coupling, its resolution to optical antipodes, and its conversion to 1,8,9,16- tetrakis(diphenylphosphino)tetraphenylene (3b). On th
