Cyclo[<i>m</i>]pyridine[<i>n</i>]pyrroles: Hybrid Macrocycles That Display
Expanded π-Conjugation
upon Protonation
Zhan Zhang
Jong Min Lim
Masatoshi Ishida
Vladimir
V. Roznyatovskiy
Vincent M. Lynch
Han-Yuan Gong
Xiaoping Yang
Dongho Kim
Jonathan L. Sessler
10.1021/ja211985k.s007
https://acs.figshare.com/articles/dataset/Cyclo_i_m_i_pyridine_i_n_i_pyrroles_Hybrid_Macrocycles_That_Display_Expanded_Conjugation_upon_Protonation/2543590
Novel hybrid cyclo[<i>m</i>]pyridine[<i>n</i>]pyrroles have been synthesized using Suzuki coupling.
Their NMR
and optical spectroscopic features and solid state structural parameters
provide support for the proposal that these species are best described
as locally aromatic compounds devoid of long-range intersubunit conjugation.
However, an extension of the π-conjugation in the macrocycles
can be realized through protonation, as inferred from optical spectroscopic
and X-ray diffraction-based structural studies.
2012-03-07 00:00:00
macrocycle
Hybrid
Conjugation
spectroscopic features
ProtonationNovel
Suzuki
intersubunit conjugation
Display
Cyclo
proposal
parameter
cyclo
compound
NMR
Macrocycle
extension
protonation
species