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头孢拉定V

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产品名称: 头孢拉定V
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头孢拉定V


头孢拉定V  的详细介绍

头孢拉定V
中文名称:头孢拉定V
其他中文名称:头孢唑啉钠;先锋霉素V;唑啉头孢菌素钠;(6R,7R)-3-[[(5-甲基-1,3,4-噻二唑-2-基)硫]甲基]-7-[(1H-四唑-1-基)乙酰氨基]-8-氧代-5-硫杂-1-氮杂双环[4.2.0]辛-2-烯-2-甲酸钠盐
英文名称: Cefazolin sodium salt
产品规格: USP级,95%
包装:5克/25克
CAS号:27164-46-1
C14H13N8NaO4S3=476.49
头孢拉定V级别:USP级
含量:95~102%
比旋光度:-15~-24°
PH:4.0~6.0
水分:≤6.0%
性状:白色或微黄色粉末。熔点:198~200℃,难溶于甲醇;乙醇,不溶于丙酮;氯仿。干燥时稳定,水溶液的稳定性较差
用途:生化研究。抗菌谱;适应症均与头孢噻吩相似。对革兰氏性菌弱于后者。但对革兰氏阴性菌比后者强得多,尤其对肺炎杆菌有效,对大肠杆菌比头孢噻吩强,对肺炎球菌作用仅次于青霉素而优于其他抗生素。
头孢拉定V保存:2~8℃
 

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