Lu, Hong-Fei; Zhou, Jun-Tao; Cheng, He-Long; Sun, Lei-Lei; Yang, Fei-Fei; Wu, Run-Ze; Gao, Yu-Hua; Luo, Zhi-Bin
Tetrahedron, 2013 , vol. 69, # 52 p. 11174 - 11184

Kerwin et al.
Journal of the American Chemical Society, 1951 , vol. 73, p. 4162,4164

Dow Chem. Co.
Patent: DE929484 , 1952 ;