参考文献

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