The Internet Archive has a preservation copy of this work in our general collections.
A short time ago, I tried to obtain a new snlpho-nreate, from naphthalenediamine and KCNS. For that purpose I proceeded in the following manner : I dissolved 23.1 gms of naphthalenediamine hydro-chlorate, Cl0H6 (NHz)2(HCl)z, in as little distilled water as possible, and to this added 18.8 gms of KCKS. The mixture was stirred for a short time, and then heated for two or three hours. After the solution had cooled off, fine, long white needles made their appearance, some being as long as half andoi:10.1021/ja02150a001 fatcat:cv2m7inyhfa6louuk3z26szh4q