参考文献

Winthrop Chem. Co. Patent: US2366189 , 1939 ; Full Text Show Details Lur'e Zhurnal Obshchei Khimii, 1946 , vol. 16, p. 209,214 Chem.Abstr., 1947 , p. 413 Full Text Show Details Basu; Das-Gupta Journal of the Indian Chemical Society, 1941 , vol. 18, p. 167