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Ultrafast ZE and EZ Photoswitching Dynamics of Oxadiazocine Unveiled by Femtosecond Transient Electronic Absorption Spectroscopy

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Abstract

We investigated the Z→E and E→Z photoswitching dynamics of oxadiazocine by fs electronic absorption spectroscopy supported by ab initio calculations. The Etwist isomer is formed via an Echair intermediate in ~15 ps, the Zboat isomer results from Etwist via a direct route in ~230 fs.

© 2020 The Author(s)

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