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Al2O3/MeSO3H (AMA) as a New Reagent for the Thia-Fries Rearrangement of Arylsulfonates to Hydroxyaryl Sulfones.

✍ Scribed by Hashem Sharghi; Zahra Shahsavari-Fard


Publisher
John Wiley and Sons
Year
2006
Weight
23 KB
Volume
37
Category
Article
ISSN
0931-7597

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Graphite/Methanesulfonic Acid (GMA) as a
✍ Hashem Sharghi; Zahra Shahsavari-Fard πŸ“‚ Article πŸ“… 2005 πŸ› John Wiley and Sons 🌐 German βš– 126 KB πŸ‘ 1 views

## Abstract A new facile method for direct sulfonylation of phenols was developed. Graphite in methanesulfonic acid (GMA) was used to prepare sulfonylphenols by sulfonylation of phenol and naphthalene derivatives with __p__‐toluenesulfonic acid (=4‐methylbenzenesulfonic acid) (__Tableβ€…1__) and the