参考文献
Gen. Aniline Works
Patent: US1759111 , 1927 ;
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I.G. Farbenind.
Patent: DE542618 , 1926 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 18, p. 621
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Fieser; Peters
Journal of the American Chemical Society, 1932 , vol. 54, p. 4347,4355