发明授权
US4424344A 2-N-Acylated and 2-N-alkylated derivatives of 4-O-substituted-2-deoxystreptamine aminoglycosides and process 失效
4-O-取代-2-脱氧神经氨酸糖苷类的2-N-酰化和2-N-烷基化衍生物和方法

2-N-Acylated and 2-N-alkylated derivatives of
4-O-substituted-2-deoxystreptamine aminoglycosides and process
摘要:
Nickel salts are used to effect the regio-selective acylation and alkylation of the 2'-amino group of 4-O-substituted-2-deoxystreptamine containing aminoglycosides. The 2'-N-substituted derivatives of apramycin, certain .alpha. or .beta.-(lower alkyl)aprosaminides and certain .alpha. or .beta.-(substituted lower alkyl)aprosaminides are new. The 2'-N-substituted-4-O-substituted-2-deoxystreptamine aminoglycosides produced by the process of this invention are antibacterial agents.
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