Preparation of an intermediate compound of ioforminol
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United States of America Patent
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Feb 6, 2018
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N/A
app pub date -
Sep 17, 2013
filing date -
Sep 27, 2012
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Abstract
The present invention relates to a process for the preparation of iodinated X-ray contrast agents and in particular to key intermediates thereof. More particularly, the invention relates to a work-up process for preparation of a compound mixture comprising 1-formylamino-3,5-bis(2,3-bis(formyloxy)propan-1-ylcarbamoyl)-2,4,6-trioodobenzene, a key intermediate in the process for preparing Ioforminol. Further, the invention relates to a process for preparing Ioforminol, a contrast agent useful in X-ray imaging.
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