Tuning Ground States of Bis(triphenylamine)benzidine Dications by Substituent Effect: From a Closed-Shell Singlet to a Diradicaloid with an Excited Triplet State
Y. Su, X. Wang, X. Zheng, Z. Zhang, Y. Song, Y. Sui, Y. Li, and X. Wang*
Angew. Chem. Int. Ed
2014,
53,
2857–2861