摘要:
Compounds of the formulaR--NH--(CH.sub.2).sub.n --NH--EwhereinR is a pyrimidinyl, a quinazolinyl, a 5,6,7,8-tetrahydro-quinazolinyl, a thieno[3,2,-d]pyrimidinyl, a thieno[2,3-d]pyrimidyl, a pyrido[3,2-d]primidinyl, a 5,6-dihydro-4-pyrido[3,4-d]pyrimidinyl, an isothiazola [5,4-d]pyrimidinyl or a pyrimido[4,5-d]-pyrimidinyl group;n is 2 or 3; andE is the 9-erythromycyl group;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as antibacterials.
摘要:
A new polycyclic peptide antibiotic termed gallidermin is disclosed and described, together with a process for producing such antibiotic by fermination of a new microorganism, Staphylococcus gallinarum (DSM 4616).