參考文獻:
Bryans Pyman Journal of the Chemical Society, 1929 , p. 550 Full Text Show Details Tschitschibabin Kuindshi Benewolenskaja Chemische Berichte, 1925 , vol. 58, p. 1585 Full Text Show Details Koenigs Mensching Kirsch Chemische Berichte, 1926 , vol. 59, p. 1720