I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine

I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine

<p>Part I.</p> <p>The chromatographic brush method, with permanganate as brush reagent, has been used for the detection, separation and estimation of the cis- and trans-forms of stilbene, p-methylstilbene and p-methoxystilbene. In a mixture composed of two stereoisomeric com...

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Main Author: McNeely, William Harold
Format: Others
Published: 1943
Online Access:https://thesis.library.caltech.edu/10038/1/McNeely_wh_1943.pdf
McNeely, William Harold (1943) I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine. Dissertation (Ph.D.), California Institute of Technology. doi:10.7907/R6H2-GN02. https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897 <https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897>
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spelling ndltd-CALTECH-oai-thesis.library.caltech.edu-100382019-12-22T03:10:07Z I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine McNeely, William Harold <p>Part I.</p> <p>The chromatographic brush method, with permanganate as brush reagent, has been used for the detection, separation and estimation of the cis- and trans-forms of stilbene, p-methylstilbene and p-methoxystilbene. In a mixture composed of two stereoisomeric compounds, 1-2% of either form can be detected. The method can be used for the study of the interconversion of stilbene cis- and trans-isomers. Fluorescent contaminants can be removed by chromatography in ultraviolet light.</p> <p>Part II.</p> <p>The chromatographic brush method, with an ammoniacal copper solution as color reagent, has been used for the detection and separation of cis- and trans-benzoin and anisoin oximes on Neutrol Filtrol columns. In a mixture composed of two stereoisoraers, 1-2% of either form can be rapidly detected in the presence of the other. Some data concerning the interconversion of stereoisomeric oximes is given, and the influence of the adsorbent on the cis-trans shift is discussed.</p> <p>Part III.</p> <p>A preliminary chromatographic investigation of some colorless constituents of red sandalwood has been carried out. The chromatographic isolation and purification of homopterocarpin and vanillin is described</p> <p>Part IV.</p> <p>Model experiments directed towards the synthesis of quinine have been carried out.</p> 1943 Thesis NonPeerReviewed application/pdf https://thesis.library.caltech.edu/10038/1/McNeely_wh_1943.pdf https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897 McNeely, William Harold (1943) I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine. Dissertation (Ph.D.), California Institute of Technology. doi:10.7907/R6H2-GN02. https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897 <https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897> https://thesis.library.caltech.edu/10038/
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description <p>Part I.</p> <p>The chromatographic brush method, with permanganate as brush reagent, has been used for the detection, separation and estimation of the cis- and trans-forms of stilbene, p-methylstilbene and p-methoxystilbene. In a mixture composed of two stereoisomeric compounds, 1-2% of either form can be detected. The method can be used for the study of the interconversion of stilbene cis- and trans-isomers. Fluorescent contaminants can be removed by chromatography in ultraviolet light.</p> <p>Part II.</p> <p>The chromatographic brush method, with an ammoniacal copper solution as color reagent, has been used for the detection and separation of cis- and trans-benzoin and anisoin oximes on Neutrol Filtrol columns. In a mixture composed of two stereoisoraers, 1-2% of either form can be rapidly detected in the presence of the other. Some data concerning the interconversion of stereoisomeric oximes is given, and the influence of the adsorbent on the cis-trans shift is discussed.</p> <p>Part III.</p> <p>A preliminary chromatographic investigation of some colorless constituents of red sandalwood has been carried out. The chromatographic isolation and purification of homopterocarpin and vanillin is described</p> <p>Part IV.</p> <p>Model experiments directed towards the synthesis of quinine have been carried out.</p>
author McNeely, William Harold
spellingShingle McNeely, William Harold
I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
author_facet McNeely, William Harold
author_sort McNeely, William Harold
title I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
title_short I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
title_full I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
title_fullStr I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
title_full_unstemmed I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine
title_sort i. contribution to the stereochemistry of stilbenes by application of chromatographic methods. ii. separation of some cis- and trans-oximes by means of the chromatographic brush method. iii. chromatographic isolation of homopterocarpin and vanillin from red sandalwood. iv. model experiments directed toward the synthesis of quinine
publishDate 1943
url https://thesis.library.caltech.edu/10038/1/McNeely_wh_1943.pdf
McNeely, William Harold (1943) I. Contribution to the Stereochemistry of Stilbenes by Application of Chromatographic Methods. II. Separation of Some cis- and trans-Oximes by Means of the Chromatographic Brush Method. III. Chromatographic Isolation of Homopterocarpin and Vanillin from Red Sandalwood. IV. Model Experiments Directed Toward the Synthesis of Quinine. Dissertation (Ph.D.), California Institute of Technology. doi:10.7907/R6H2-GN02. https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897 <https://resolver.caltech.edu/CaltechTHESIS:02012017-104146897>
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