Ozonolysis6'of endo-7-Phenylnorcarane (la).-A stream of 375 ozone was bubbled through a 250-ml gas wash bottle containing a magnetically stirred mixture of 2.0 g of la (99% pure) in 100 ml of 95% acetic acid until a test in water showed no turbidity. The time required for this readon when carried out'at 2.5" was 2.5 hr. After completion of the reaction, 10 ml of 30y0 hydrogen peroxide was added, and the solution was allowed to stir at room temperature ...
![Methyl bicyclo[4.1.0]heptane-7-carboxylate Structure](https://image.chemsrc.com/caspic/161/36744-59-9.png)