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US 4,587,333 AGranted
Cephalosporins and their production
AssigneeTakeda Chemical Industries, Ltd.
InventorsHideo Ono, Yukimasa Nozaki, Setsuo Harada
Life of this patent
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Abstract
A compound of the formula: ##STR1## wherein R.sup.1 stands for hydrogen or formylamino, R.sup.2 stands for hydrogen, alanyl or alanyl-alanyl, or its salt, which can be produced by cultivating a microorganism belonging to the genus Lysobacter, is useful as a therapeutic agent against infectious disease caused by bacteria.
Claims8
A compound of the formula:
- ##STR6## wherein R.sup.1 stands for hydrogen or formylamino, R.sup.2 stands for hydrogen, alanyl or alanyl-alanyl, or its salt.
Dependencies are inferred from the claim text.