Spin doctor: The polymacrocyclic oligoarylamine in the picture serves as a multispin source owing to its multi-electron redox activity. As a result of its pseudobeltane structure and para-phenylenediamine bridges, the radical cation can convert between two sideslipped structures with a windshield-wiper-like motion. In contrast, the tetraazacyclophane units are rigid components in the polymacrocycle.
If you can't find a tool you're looking for, please click the link at the top of the page to "Go to old article view". Alternatively, view our Knowledge Base articles for additional help. Your feedback is important to us, so please let us know if you have comments or ideas for improvement.