Kawaguchi; Kim Yakugaku Zasshi, 1940 , vol. 60, p. 343,348; dtsch. Ref. S. 171 Chem.Abstr., 1941 , p. 1396 Full Text Show Details Ruzicka; Lamberton; Christie Helvetica Chimica Acta, 1938 , vol. 21, p. 1706,1713