*G鈉 基本信息:
Cas號 | 分子式 | 分子量 | 別名 |
69-57-8 | C16H17N2O4SNa | 356.37 | *G鈉 ;芐基*鈉,*鈉 |
說明介紹:
性狀 溶于水,分解點為215℃,極易溶于水,溶于乙醇,不溶于脂肪油液體石蠟。有吸濕性,遇酸、堿、氧化劑、*酶等均能使*的β-內酰胺環打開而失效。
質量標準
項目 USP級
(USP EP Grade)
比旋光度α20°C /D +285°- +310.0° (2%, H2O)
吸光度Absorption: 符合
紅外鑒別試驗Identification (IR): 符合
干燥損失Loss on drying: ≤1.0 %
pH (10 %; H2O): 5.5 - 7.5
相關物質Related substances: 符合
2-乙基己酸2-Ethylhexanoic acid: ≤0.5 %
效價(干重)Potency (Anhydrous) 1650 U/mg
用途 抑制細菌細胞壁合成。
抗菌譜: 革蘭氏陽性菌。
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