NOUVEAU SULFOLENES, LEUR PROCEDE DE PREPARATION ET LEUR UTILISATION
New sulpholene derivatives and more particularly 4,4-dimethyl-2,2-dioxo-1,2,4,5,6,7-hexahydrobenzo[c]thiophene. These derivatives are prepared by bringing myrcene sulphone into contact with a strong acid. The derivatives of the present invention are employed as synthesis intermediates in the prepara...
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Main Author | |
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Format | Patent |
Language | French |
Published |
10.06.1994
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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Summary: | New sulpholene derivatives and more particularly 4,4-dimethyl-2,2-dioxo-1,2,4,5,6,7-hexahydrobenzo[c]thiophene.
These derivatives are prepared by bringing myrcene sulphone into contact with a strong acid.
The derivatives of the present invention are employed as synthesis intermediates in the preparation of vitamin A. |
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Bibliography: | Application Number: FR19900002724 |