2-methyl-(4-O-(2-amino-2-deoxy-.beta.-glucopyranosyl)-1,2-dideoxy-.alpha.-glucopyrano}(2,1-D)-2-oxazoline and its salt, 50% deacetylated chitin or its oligosaccharide and salt thereof
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United States of America Patent
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Aug 20, 2002
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N/A
app pub date -
Sep 7, 1999
filing date -
Feb 25, 1998
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Expired
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Abstract
2-Methyl-{4-O-(2-amino-2-deoxy-.beta.-glucopyranosyl)-1,2-dideoxy-.alpha.-glucopyrano}(2,1-d)-2-oxazoline of the following formula or an acid addition salt thereof ##STR1## A 50% deacetylated chitin having a repeating structure represented by the following formula, an oligosaccharide thereof or an acid addition salt thereof ##STR2## wherein n is an integer.
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