Organic Chemistry Portal



Samarium Triflate-Catalyzed Halogen-Promoted Friedel-Crafts Alkylation with Alkenes

Saumen Hajra,* Biswajit Maji and Sukanta Bar

*Department of Chemistry, Indian Institute of Technology, Kharagpur 721 302, India, Email:

S. Haira, B. Maji, S. Bar, Org. Lett., 2007, 9, 2783-2786.

DOI: 10.1021/ol070813t


Sm(OTf)3 is an effective catalysts for a versatile and efficient halogen-promoted highly regio- and stereoselective Friedel-Crafts (F-C) alkylation of electron-rich arenes with alkenes and α,β-unsaturated carbonyl compounds in the presence of NBS or I2 as halogen sources.

see article for more examples

Key Words

Friedel-Crafts Alkylation, Diarylmethanes, Bromination, Iodination, NBS, Iodine

ID: J54-Y2007-2320