Colonge; Chambion Bulletin de la Societe Chimique de France, 1947 , p. 1006,1007 Full Text Show Details Fulton; Robinson Journal of the Chemical Society, 1933 , p. 1463,1464 Full Text Show Details Bergs Chemische Berichte, 1934 , vol. 67, p. 238,242 Full Text Show Details Tiffeneau; Kuriaki Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1939 , vol. 209, p. 465 Full Text Show Details Cook; Hewett Journal of the Chemical Society, 1933 , p. 1098,1100, 1110 Journal of the Chemical Society, 1934 , p. 365,366 Full Text Show Details Gutsche; Johnson Journal of the American Chemical Society, 1946 , vol. 68, p. 2239,2242