-bis(2,3-dihydroxypropyl)-5-nitroisophthalamide

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United States of America Patent

PATENT NO 9006486
APP PUB NO 20140200367A1
SERIAL NO

14149027

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Abstract

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The present disclosure generally relates to a new process for the preparation of high purity 5-nitro-isophthalamide compounds, which are useful as intermediates for the preparation of imaging agents, such as iodinated x-ray contrast imaging agents like ioversol, iohexyl and iopamidol.

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Patent Owner(s)

  • LIEBEL-FLARSHEIM COMPANY LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Meyer, James R St. Louis, US 12 110

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