potassium T=70°C; anschliessendes Hydrieren an Palladium/CaCO3;
参考文献
Binz; v. Schickh
Chemische Berichte, 1935 , vol. 68, p. 315,321
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Chem. Fabr. v. Heyden
Patent: DE626687 , 1934 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 22, p. 468