Imp.Chem.Ind. Patent: US2424510 , 1944 ; Full Text Show Details Levy; Scaife Journal of the Chemical Society, 1946 , p. 1094 Full Text Show Details Imp.Chem.Ind. Patent: US2384048 , 1943 ; Full Text Show Details Lambert; Scaife; Wilder-Smith Journal of the Chemical Society, 1946 , p. 1096ff