PROCESS FOR THE PREPARATION OF 2,3-DIHYDRO-4H-1,4-BENZOTHIAZINES
Process for the preparation of 2,3-Dihydro-4H-1,4-benzothiazines by cyclisation of suitable 2-(2-Hydroxyalkyl)-thioanilines under elimination of water in the presence of phosphorous acid.
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Main Authors | , |
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Format | Patent |
Language | English German |
Published |
28.11.1984
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Subjects | |
Online Access | Get full text |
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