Rehberg; Fisher Patent: US2390327 , 1943 ; Full Text Show Details Fisher; Rehberg; Smith Journal of the American Chemical Society, 1943 , vol. 65, p. 766 Full Text Show Details Rehberg; Fisher Journal of Organic Chemistry, 1947 , vol. 12, p. 226,227 Chem.Abstr., 1949 , p. 4686