1: With phosphorus tribromide in chloroform T=25°C; Vilsmeier-Haack type reaction; 12 h; 2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in benzene 12 h; Reflux;
参考文献
Paul, Sunanda; Jana, Rathin; Ray, Jayanta K.
Synlett, 2010 , # 10 p. 1463 - 1468
N-heterocyclic carbene-palladacycle; sodium t-butanolate in tetrahydrofuran T=70°C; 4 h;
参考文献
Navarro, Oscar; Marion, Nicolas; Oonishi, Yoshihiro; Kelly III, Roy A.; Nolan, Steven P.
Journal of Organic Chemistry, 2006 , vol. 71, # 2 p. 685 - 692