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Memory of Chirality in Photochemistry |
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| Authors: | Bernd Giese Philipp Wettstein Christian Sthelin Frdrique Barbosa Markus Neuburger Margareta Zehnder Pablo Wessig |
| Abstract: | The helical-chiral character of the diradical intermediate 2 , which cyclizes quicker than it equilibrates, explains the memory effect of chirality that occurs during the enantioselective photocyclization of alanine derivative 1 to give the proline derivative 3 . Ts=H3CC6H4SO2. |
| Keywords: | Chirality Memory effect Photochemistry Spinisomers |