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US 5,763,697 AGranted
Process for the nitration of aromatic compounds
AssigneeJosef Meissner GmbH & Co. KG
InventorsHeinrich Hermann, Jurgen Gebauer
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Abstract
The selective introduction of a nitro group into an aromatic compound by mixtures of nitric acid and sulphuric acid, wherein the aromatic compound to be nitrated is conveyed to a central driving jet of the acid mixture in such a way that it surrounds the mixed acid jet.
Claims9
A process for the selective introduction of a nitro group into an aromatic compound by contacting said aromatic compound with a mixture of nitric acid and sulphuric acid (mixed acid), wherein said aromatic compound to be nitrated is conveyed to a central driving jet of mixed acid in such a way that it surrounds said mixed acid jet.
Dependencies are inferred from the claim text.