Water-soluble salts of trimethylammonium derivatives of polyene macrolide antibiotics and the preparation thereof
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United States of America Patent
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Oct 13, 1981
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N/A
app pub date -
Jul 25, 1979
filing date -
Jul 19, 1978
priority date (Note) -
Expired
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Abstract
Inorganic salts of trimethylammonium derivatives of polyene macrolides, particularly the inorganic salts of methyl esters of these derivatives having the general formula: ##STR1## wherein R is the residue of a polyene macrolide and X is an anion of a salt selected from the group consisting of methylsulphate, sulphate, chloride, phosphate and acetate. The preparation of salts of formula (I) or formula (II) is also disclosed.
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