Posts Tagged ‘electrocyclic reaction’

Violations. There are none!

Sunday, December 11th, 2011

Thus famously wrote Woodward and Hoffmann (WH) in their¬†classic monograph about the conservation of orbital symmetry in pericyclic reactions. But they also note that the “fantastic” hydrocarbon (number 85 in their review) shown below presents a situation of great interest in having a half life of ~30 minutes at 353K (a free energy barrier of ~ 26.2 kcal/mol). Here I investigate if it might actually be such a violation. (more…)