Use as Low Valence Reagents

3 Miller, J. A., in Chemistiy of Aluminum, Gallium, Indium, and Thallium, Downs A.J. ed. Blackie Academic Professional, London, 1993, 372-429. 

4 Yamaguchi, M., in Science of Synthesis, Houben-Weyl Method of Molecular Transformations, Vol. 7, Noyori, R., Yamamoto, H. eds. Thieme, Stuttgart, in press. 

7 Olah, G.A., Friedel-Crafts Chemistiy, John Wiley Sons, New York, 1973. 

8 Taylor, R. Electrophilic Aromatic Substitution, Wiley, Chichester, 1990. 

9 Yamaguchi, M., Kido, Y, Hayashi, A., Hi RAMA, M., Angew. Chem., Int. Ed. Engl. 

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