Devos, Rene Robert; Hobbs, Christopher John; Jiang, Wen Rong; Martin, Joseph Armstrong; Merrett, John Herbert; Najera, Isabel; Shimma, Nobuo; Tsukuda, Takuo
Patent: US2003/236216 A1, 2003 ;
Location in patent: Page 20 ;

Peyrottes, Suzanne; Gallier, Franck; Bejaud, Jerome; Perigaud, Christian
Tetrahedron Letters, 2006 , vol. 47, # 44 p. 7719 - 7721

Anand et al.
Journal of the Chemical Society, 1952 , p. 3665,3666, 3668

Schwarz; Cech; Holy; Skoda
Collection of Czechoslovak Chemical Communications, 1980 , vol. 45, # 11 p. 3217 - 3230