Technology Process of 5-Nitro-1,3-benzenedisulfonic acid
There total 3 articles about 5-Nitro-1,3-benzenedisulfonic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sulfuric acid; sulfur trioxide;
at 210 - 230 ℃;
und Kochen des Reaktionsgemisches mit rauchender Salpetersaeure;
- Guidance literature:
-
With
nitric acid;
man verjagt die Salpetersaeure, neutralisiert mit Bariumcarbonat; es scheidet sich ein Gemisch der Bariumsalze der 4- und 5-Nitrosaeure aus; man trennt diese mechanisch und reinigt sie dann durch Umkrystallisieren;
- Guidance literature:
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Benzol + 1.) konz. H2SO4, Oleum, 2.) HNO3;