参考文献

Hoechster Farbw. Patent: GB167781 , 1921 ; Full Text Show Details Cook; Kreke Journal of the American Chemical Society, 1939 , vol. 61, p. 2971 Full Text View citing articles Show Details Faltis; Holzinger Chemische Berichte, 1939 , vol. 72, p. 1443,1449