参考文献

Woroshzow; Troschtschenko Zhurnal Obshchei Khimii, 1938 , vol. 8, p. 431,433 Chem. Zentralbl., 1940 , vol. 111, # II p. 2152 Full Text Show Details Dow Chem. Co. Patent: US1812856 , 1929 ;