A study of the vacuum pyrolysis of 11 -oxatricyclo[6.2.1.02,7]undeca-2,9-diene. The HeI ultraviolet photoelectron spectrum of 1,2-cyclohexadiene Journal Articles uri icon

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abstract

  • A newly developed ultraviolet photoelectron spectrometer – CO2, laser apparatus that utilizes a 50-watt CW CO2, laser as a directed heat source is used to study the vacuum pyrolysis of 11-oxatricyclo[6.2.1.02,7]undeca-2,9-diene (4). We report the HeI photoelectron spectrum of the strained cyclic allene 1,2-cyclohexadiene (1) that correlates with the HAM/3 ionization energies calculated with the optimized C2, equilibrium structure obtained with AM1 and the molecular orbital energies of the optimized C2, equilibrium structure calculated at the ab initio HF/6-31G** level of theory. Key words: 11-oxatricyclo[6.2.1.02,7]undeca-2,9-diene, vacuum pyrolysis, HeI ultraviolet photoelectron spectrum, 1,2-cyclohexadiene.

publication date

  • October 1, 1996