This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Sinay transition state.svg Ferrier rearrangement the proposed transition state Own Based on File Sinaytransstate Anypodetos BKchem check See also File Sinay modification svg Ferrier carbocyclization
Page 2023 Free-images.com. All images are Public Domain