pyrite in melt byproducts: Fe-oxide; addn. of pyrite to concd. soln. of NaNO3 and NaOH; melting;; separation of Na2SO4 and NaNO2 from the Fe-oxides by dissolcing in water; separation of sodium salts by crystallisation;;
参考文献
Gmelin Handbook: Na: MVol., 66, page 263 - 265
Full Text Show Details
Vereinigte Chem. Fabriken Leopoldshall
Patent: DE95885 , 1897 ;
in tetrachloromethane shaking NO2Cl in organic solvent with aq., dild. NaOH;;
参考文献
Schmeisser, M.
Zeitschrift fuer Anorganische und Allgemeine Chemie, 1947 , vol. 255, p. 33 - 44
Full Text Show Details
Gmelin Handbook: Cl: SVol.B2, 99, page 529 - 531
1: 1-amino-2-nitro-4-chlorobenzene; m-nitrobenzene sulfonic acid sodium salt With sulfuric acid; glycerol in water T=150°C; 1 h; 2: sodium hydroxide in water
参考文献
Kane, John L.; Hirth, Bradford H.; Yee, Christopher; Staveski, Mark M.; Biemann, Hans-Peter; Pregel, Marko J.
Patent: US2007/254894 A1, 2007 ;
Location in patent: Page/Page column 20-21 ;
