Raffauf Journal of the American Chemical Society, 1950 , vol. 72, p. 753 Full Text View citing articles Show Details Rinkes Recueil des Travaux Chimiques des Pays-Bas, 1932 , vol. 51, p. 349,352 Full Text Show Details Beckett; Robinson Journal of Medicinal and Pharmaceutical Chemistry, 1959 , vol. 1, p. 135,139 Full Text Show Details Funahashi; Nishida Journal of the Scientific Research Institute, Tokyo, 1951 , vol. 45, p. 108,109