ome 25 ml alcohol and 63 ml toluene. background of about 80 c/m. i=? The H1IO is detected with 6% efficiency and a The Na22 efficiency at its much lower gain setting is 70% with a background again of about 80 c/n. c a Pulse Height Meesurement Jayes, V,Kerr): The first three of an expected large number of potential scintillation solutes have been received from Dr. Henry Gilman, Iowa State College, and tested as 3g/l toluene solutions without further purification. values obtained were: tetrabenylfuran, 0.55; N-phenylcarbazole, 0.24; and P-phenylphenanthridine, 0,03. d, D, Ott, C, _ PharmacologyofOxazole Quaternary Salts. Lushbau - The LA RPH (B. Rogers, N. Hayes, - . | Investigation of the hypothermic action of tosylate salts of The salt of 2-(1-naphthyl)-5~phenyloxazole oxazoles in mice has been continued. has continued to give the most interesting results, The following table gives a typical set of data showing the effect of a dose of 1 mg per 10 g body weight on the body temperature of mice as a function of time after injection. Timeafter Injection (min.) 0 Body Temperature c° 37 __ 20°C 40.2 60 100 200 200 400 §00 600 32 28.5 26 25 24 25 29 31.5 33 Toxicity studies have been run on the. salts of several oxazoles and these compared with similar studies with Thorazine. Dose response curves have also been determined on at least three of the more interesting compounds. Classification changed te by en oe Ys of a vee LAnk 2 3 Per LheLe saglik E.R Lt,Poy (Perso; ZH Ly, iy smson) (Date) By Lge LY OoLu/f (Signgture of person making the change, and date) DE Ord