New Alkylating Agents Derived from Diaziridine Paul H. Terry and

W . C. J . Ross Isobutyl N-Chloroethyl-N-nitrosocarbamate Csaba Szantay, 2. F . Chmieleuicz, and T . J . Bardos New Alkylating Agents Derived from Diaziridine Paul H . Terry and Alexej B. BoFkouec Insect Chemosterilants. IV. Phosphoramides S. N. Thampi, F. W . Schueler, Vernon B. Haarstad, and Silas E . O'Quinn The Photosensitizing Activity of N,N '-Bis(p-formylphenyl)piperazine Richard H . Wiley and John E . Kenned,y, J r . Pantothenic Acid Derivatives

Additions and Corrections

HO IX

HO X