Kristian, Sprinz/, Antos: thiophosgene method is used also in the case of the arylmethylisothiocyanates. Because of the sensitivity of the amines of the benzyl type to atmospheric carbon dioxide, we started from the amino hydrochlorides (see12) from which the amines were released with alkali in a nitrogen atmosphere and allowed to react with thiophosgene immediately. In the case of 9, 10-bis (isothiocyanato) anthracene the ...