参考文献

Chadha; Venkataraman Journal of the Chemical Society, 1933 , p. 1073,1075 Full Text Show Details Healey; Robinson Journal of the Chemical Society, 1934 , p. 1625,1628 Full Text Show Details Mauthner Journal fuer Praktische Chemie (Leipzig), 1933 , vol. <2> 136, p. 205,209