AB-INITIO MOLECULAR ORBITAL STUDIES OF CERTAIN NITROSOUREAS AND CERTAIN DIAZOHYDROXIDES AND THE RESPECTIVE INFLUENCE OF CATIONS (HYDROGEN, LITHIUM) AND COUNTER IONS (LITHIUM, SODIUM, AMMONIA) ON THEIR ANTITUMOR ACTIVITY (DNA, HSAB, TRANSITION STATE, ACTIVATION ENERGY, ELECTRONIC).
Item
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Title
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AB-INITIO MOLECULAR ORBITAL STUDIES OF CERTAIN NITROSOUREAS AND CERTAIN DIAZOHYDROXIDES AND THE RESPECTIVE INFLUENCE OF CATIONS (HYDROGEN, LITHIUM) AND COUNTER IONS (LITHIUM, SODIUM, AMMONIA) ON THEIR ANTITUMOR ACTIVITY (DNA, HSAB, TRANSITION STATE, ACTIVATION ENERGY, ELECTRONIC).
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Identifier
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AAI8508684
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identifier
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8508684
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Creator
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ALLEN, EVELYN B.
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Contributor
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Anne-Marie Sapse
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Date
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1985
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Language
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English
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Publisher
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City University of New York.
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Subject
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Chemistry, Organic
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Abstract
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Ab-initio molecular orbital studies of alkyldiazohydroxides, alkyldiazotates, and nitrosoureas are performed. The Hartree-Fock calculations clarify the electronic properties that effect the alkylation of DNA by the alkyldiazohydroxides, R-N=N-OH. The lithium, sodium, and ammonium salts of the alkyldiazohydroxides exhibit substantial charge transfer which perturbs the electron density and modifies the geometric parameters. The effect of cations on the geometries, net atomic charges, and activation energy of the nitrosoureas is markedly evident.
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Type
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dissertation
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Source
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PQT Legacy CUNY.xlsx
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degree
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Ph.D.
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Program
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Chemistry