OC a Values given are relative percentages determined by VPC analysis; conversions are excellent. Ratios were observed in se-lected cases to be independent of reaction time. product believed to be the 2-isopropyl analogue of 11 was also isolated (15-20%). See text for discussion of accompanying ketone formation.
![10,10-dimethylbicyclo[4.3.1]deca-2,4-diene Structure](https://image.chemsrc.com/caspic/446/79599-66-9.png)
