货号:S20286别
名:红霉素
CAS:114-07-8
质量标准:分析标准品,效价测定
包装规格:20mg
分子式:C37H67NO13
分子量:733.93
描述: 在转肽步骤抑制延长期,靠结合到核糖体上抑制细菌蛋白合成,对细菌诱发红霉素抗性。抗菌谱: 革兰氏阴性和阳性细菌。属大环内酯抗生素
比重: 1·2
比旋光度: -74 ° (C=2, EtOH)
储存条件: 2-8℃
来源: 发酵溶解性: 熔于乙醇、甲醇、丙酮、氯仿、乙腈和乙酸乙酯,中等程度溶于醚、二氯甲烷和乙酸戊酯。难溶于水。微有引湿性,无臭,味苦。遇酸不稳定。水中溶解度:+/- 3 MG/ML
外观: 白色粉末
用途: A macrolide antibiotic
protein synthesis inhibitor. Erythromycin is an antibiotic produced by growth
of certain strains of Streptomyces erythreus. This product is composed largely
of erythromycin A with small amounts of erythromycins B and C