By using a catalytic amount of a lanthanide bis(trifluoromethylsulfonyl)amide, Ln(NFf2)3, the Friedel–Crafts acylation of substituted benzene proceeds smoothly under mild conditions and the catalysts are easily recovered from the reaction mixture.
References
1.
OlahG. A., FarooqO., FarniaS. M. F., and OlahJ. A., J. Am. Chem. Soc., 1988, 110, 2560.
2.
OlahG. A., Friedel–Crafts and Related Reactions, Interscience, New York, 1964, vol. III, Part 1.
3.
KobayashiS., Synlett., 1994, 9, 689 and references cited therein.
4.
KawadaA., MitamuraS., and KobayashiS., J. Chem. Soc., Chem. Commun., 1993, 1157.
5.
ForopoulosJ., and DesMarteauD. D., Inorg. Chem., 1984, 23, 3720.
6.
KobayashiH., NieJ., and SonodaT., Chem. Lett., 1995, 307.
7.
NieJ., KobayashiH., and SonodaT., Catalysis Today, 1997, 36, 81.
8.
MikamiK., KoteraO., MotoyamaY., SakaguchiH., and MarutaM., Synlett., 1996, 171.
9.
NieJ., XuJ., and ZhouG.-Y., J. Huazhong Univ. Sci. Technol., 1999, 27, 100.
