Marans et al.
Journal of the American Chemical Society, 1954 , vol. 76, p. 1304

Kao Corporation
Patent: US5932755 A1, 1999 ;

Kao Corporation
Patent: US5932755 A1, 1999 ;

Stevens
Journal of Organic Chemistry, 1959 , vol. 24, p. 1715

Gardiner, John M; Mather, Paul; Morjan, Ramy; Pritchard, Robin G; Warren, John E; Cooper, Malcolm L; Ferwanah, Abd El-Rahman S; Abu-Tiem, Omar S
Tetrahedron Letters, 2002 , vol. 43, # 11 p. 2091 - 2094