... Vol. 25. No. 351. ... They prepared the o-disulphide and found it to consist of yellow crystals which melted at 112-1 13', these properties agreeing with those found by Gabriel and Posner (Ber., 1895, 28, 1025) and Cassirer (Ber., 1892, 25, 3029). I n 1901, Blanksma (Bec, trav. ...