AlCl3-DMF Reagent in the Friedel-Crafts Reaction. Application to the Acylation Reaction of 2(3H)-Benzothiazolones
β Scribed by Yous, Said; Poupaert, Jacques H.; Lesieur, Isabelle; Depreux, Patric; Lesieur, Daniel
- Book ID
- 121256167
- Publisher
- American Chemical Society
- Year
- 1994
- Tongue
- English
- Weight
- 321 KB
- Volume
- 59
- Category
- Article
- ISSN
- 0022-3263
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AlCl3-DMF Reagent in the Friedel-Crafts Reaction. Application to the Synthesis of Symmetrical Benzophenone Derivatives. -Treatment of benzoxazolones or benzothiazolones (I) with carbon tetrachloride in the presence of AlCl3-DMF reagent followed by water-quenching provides an efficient synthesis of
A general method for the regioselective solvent free Friedel--Crafts aeylation of 2-substituted-l,4-benzodioxin derivatives in excellent yields employing the AICI3-DMA reagent with acyl halides or anhydrides as aeylating agents is described. The acylation of 2-substituted-l,4--benzodioxin derivative