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Simple and Improved Procedure for Regioselective Acylation of Aromatic Ethers with Carboxylic Acids on the Solid Surface of Alumina in the Presence of Trifluoroacetic Anhydride

โœ Scribed by Ranu, Brindaban C.; Ghosh, Keya; Jana, Umasish


Book ID
117997793
Publisher
American Chemical Society
Year
1996
Tongue
English
Weight
108 KB
Volume
61
Category
Article
ISSN
0022-3263

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Solvent-free Friedelโ€“Crafts acylation of
โœ Habib Firouzabadi; Nasser Iranpoor; Farhad Nowrouzi ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 103 KB

The stable and non-hygroscopic aluminum dodecatungstophosphate (AlPW 12 O 40 ), was found to be an effective catalyst (3 mol%) for the solvent-free Friedel-Crafts acylation of aromatic compounds with carboxylic acids in the presence of trifluoroacetic anhydride under mild reaction conditions.