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Matrix isolated infrared spectroscopic study of the oxidation reaction intermediates of electron donors by chromyl chloride

Posted on:2002-07-03Degree:Ph.DType:Dissertation
University:University of CincinnatiCandidate:Anderson, Susan RaeFull Text:PDF
GTID:1461390011990428Subject:Chemistry
Abstract/Summary:
The matrix isolation technique has been employed to sequentially isolate intermediates formed in the oxidation of various organic electron donors and ammonia with chromyl chloride. Both merged jet and twin jet configurations were used to deposit the reactants upon the CsI window in the cold head. Annealing the matrix to 36K was done on most of the samples to enhance the intensity of the initial complex formed upon deposition. The matrix was then irradiated with a mercury arc lamp for one hour. In most instances, this led to the destruction of the initial complex and to the formation a new product. Density functional calculations (B3LYP/6-311G) were carried out on the SGI computers using Gaussian 94 in order to provide theoretical vibrational spectra of the intermediates for comparison with the experimental spectra. Blank depositions and theoretical calculations were also carried out on all the reactants individually.
Keywords/Search Tags:Matrix, Intermediates
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