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Preparation of Dithiolanes by Bentonitic Earth Catalysis |
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| Authors: | R. Miranda H. Cervantes P. Joseph-nathan |
| Affiliation: | 1. FESC-Universidad Nacional Autonoma de Mexico;2. Universidad Autonoma Metropolitana , Azcapotzalco;3. Departamento de Química del Centro de Investigación y de Estudios Avanzados , Instituto Politécnico Nacional , Apartado Postal 14-740, Mexico City, 07000, México |
| Abstract: | Treatment of ketones with ethanedithiol in the presence of bentonite as the catalyst affords dithiolanes. Reaction yields are good and work-up is very simple. |
| Keywords: | Lactones cyclization trifluoromethanesulfonic acid unsaturated carboxylic acids |