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首頁 > 供應產品 > 左氧氟沙星環合酯
左氧氟沙星環合酯
單價 面議對比
詢價 暫無
發貨 湖北武漢市付款后3天內
過期 長期有效
更新 2012-12-27 11:54
 
詳細信息
左氧氟沙星環合酯 左氧氟沙星羧酸乙酯 左旋氧氟沙星環合酯
Levofloxacin Acid Ester 左氧氟沙星環合酯
CAS:106939-34-8
(S)-9,10-二氟-3-甲基-7-氧代-2,3-二氫-7H-吡啶并[1,2,3-de]-1,4-苯駢惡嗪-6-羧酸乙酯
性狀 類白色粉末
比旋度 -78°~-85°
右旋體 ≤0.5%
有關物質 ≤2%
單一雜質 ≤0.5%
干燥失重 ≤0.5%
熾灼殘渣 ≤0.2
含量 ≥99%
用途:左氧氟沙星中間體 帕珠沙星中間體 帕珠沙星母核
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