Process for producing 1,5-diaminonaphthalene
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United States of America Patent
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Dec 7, 2004
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app pub date -
Jan 12, 2004
filing date -
Dec 4, 2002
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Abstract
A process for producing 1,5-diaminonaphthalene without formation of 1,8-diaminonaphthalene and not through an unstable nitro imine and nitro enamine as intermediates, the process including the steps of dehydrogenating 5-substituted-1-tetralone to produce a naphtol compound and then aminating the hydroxyl group of the naphtol compound.
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