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I.G. Farbenind. Patent: DE6845 , 933 Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 22, p. 54 Full Text Show Details Gen. Aniline Works Patent: US22854 , 934
参考文献:
Barnett Matthews Journal of the Chemical Society, 923 , vol. 23, p. 2556 Full Text Show Details Eckert Tomaschek Monatshefte fuer Chemie, 98 , vol. 39, p. 862