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ChemicalBook CAS DataBase List 1,4-Diamino-2-nitrobenzene
5307-14-2

1,4-Diamino-2-nitrobenzene synthesis

11synthesis methods

0.5 moles (ca. 103.1 g) of 1,4-p-phenylenediamine sulfate I, 1.1 moles (ca. 231 g) of analytically pure trifluoroacetic anhydride, 1.6 moles (ca. 162 g) of triethylamine, and 250 ml of analytically pure dichloromethane, were added to the reactor and st

-

Yield:-

Steps:

Multi-step reaction with 3 steps
1: water
2: nitric acid / -10 - -5 °C / und verseift das dabei entstandene N-<3-Nitro-4-acetamino-phenyl>-phthalimid durch merhtaegiges Stehenlassen mit Ammoniak oder schneller durch Erhitzen mit Ammoniak
3: KOH-solution

References:

Chazel [Chemische Berichte,1907,vol. 40,p. 3179,3183]

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