Process for preparing a thioether compound
The invention provides a process for preparing a coupler compound having a thioether group at the coupling site comprising reacting in the presence of a base (a) a coupler compound having at least one hydrogen at the coupling site with (b) a mixed disulfide comprising either a tetrazole group or an...
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Main Author | |
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Format | Patent |
Language | English |
Published |
17.02.1998
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | The invention provides a process for preparing a coupler compound having a thioether group at the coupling site comprising reacting in the presence of a base (a) a coupler compound having at least one hydrogen at the coupling site with (b) a mixed disulfide comprising either a tetrazole group or an oxadiazole group linked to one sulfur atom and an alkyl or aryl group linked to the other sulfur atom. |
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Bibliography: | Application Number: US19970829910 |