For a long time, scientists thought molecules could not have a carbon-carbon double bond at the bridge spot of a bicyclic molecule. This idea is called Bredt’s rule and it’s been in textbooks since 1924.
For a long time, scientists thought molecules could not have a carbon-carbon double bond at the bridge spot of a bicyclic molecule. This idea is called Bredt’s rule and it’s been in textbooks since 1924.