Thiophene synthesis
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United States of America Patent
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Mar 10, 1998
Grant Date -
N/A
app pub date -
Jun 24, 1996
filing date -
Jun 28, 1995
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Expired
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Abstract
A method of preparing a thiophene comprises reacting an organic compound containing a chain of at least 4 C atoms linked by single or double bonds with a source of sulphur in the vapor phase, in the presence of a supported catalyst, the catalyst having the composition (Fe.sub.0-1 M.sub.1-0)O.sub.n wherein M is a metal of Group VA, VIA or VIIA; and n is an appropriate value.
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