Meerwein Arylation

H. Meerwein et al., J. Prakt. Chem. 152, 237 (1939).

Formation of arylated olefins on treatment of olefins with diazonium salts in the presence of cupric salts:



Synthetic applications: P. Sutter, C. D. Weis, J. Heterocyclic Chem. 24, 69 (1987); G. Wurm, H. J. Gurka, Pharmazie 52, 739 (1997); enhanced stereoselectivity: H. Brunner et al., J. Organometal. Chem. 541, 89 (1997). Modified conditions: M. D. Obushak et al., Tetrahedron Letters 39, 9567 (1998). Reviews: C. S. Rondestvedt, Jr., Org. React. 11, 189 (1960); ibid. 24, 225-259 (1976); C. D. Weis, Dyes Pigment 9, 1-20 (1988). Cf. Pschorr Reaction.