AI Article Synopsis
- The presence of 3,3'-Diethyl substituents on 2,2'-bipyrrole units in meso-tetraaryl[32]octaphyrins influences the shape of the cavity through CH/pi interactions.
- This modification significantly speeds up the conformational change between syn and anti forms of the bipyrrole components.
- As a result, this change leads to alterations in the helicity of the figure eight loop structure within the [32]octaphyrins.
Article Abstract
3,3'-Diethyl substituents of the 2,2'-bipyrrole components in meso-tetraaryl[32]octaphyrins(1.0.1.0.1.0.1.0) affect the cavity shape through CH/pi interactions and remarkably accelerate syn-anti conformational change of the 2,2'-bipyrrole components leading to helicity change in the figure eight loop of [32]octaphyrins.
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