Sasosow Zhurnal Obshchei Khimii, 1947 , vol. 17, p. 471,474 Chem.Abstr., 1948 , p. 534 Full Text Show Details Mingoja; Berti Arquivos Biol. Sao Paulo, 1943 , vol. 27, p. 55,59 Full Text Show Details Heymann; Heidelberger Journal of the American Chemical Society, 1945 , vol. 67, p. 1986,1989