List; Stein Chemische Berichte, 1898 , vol. 31, p. 1663 Full Text Show Details Remsen; Saunders American Chemical Journal, 1895 , vol. 17, p. 365 Full Text Show Details Cobb American Chemical Journal, 1906 , vol. 35, p. 502 Full Text Show Details Fritsch 29,2299 Full Text Show Details Remsen; Mc Kee American Chemical Journal, 1896 , vol. 18, p. 807