Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1979-03-29
1980-09-02
Brown, Johnnie R.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
424180, 536 18, A61K 7131, C07H 1522
Patent
active
042207568
ABSTRACT:
An improved method of 3-O-demethylating fortimicin B or a 4-N-alkylfortimicin B derivative comprising the steps of reacting fortimicin B with lithium in the presence of ethylenediamine and thereafter isolating 3-O-demethylfortimicin B from the reaction mixture.
REFERENCES:
patent: 4124756 (1978-11-01), Martin et al.
Kloss John
Nadzan Alex M.
Abbott Laboratories
Brown Johnnie R.
Fato Gildo E.
Niblack Joyce R.
Niblack Robert L.
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