The preparation of a number of new 10-arninoalkyl-(I) and 10-aminoalkanol-(11) phenothiazincs is reported. Tllc:~ compounds have been screened for their ability to increase the sleeping time of mlce given hexobarbital, a test which has been used to select compounds for trial in mental disease. The sulfoxides (VI11 and S, N-dioxides (VIII) of several of these compounds were prepared and found to be very active diuretics. Several ...