CasNo.106939-34-8,Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate,Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate(106939-34-8) Suppliers

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Levofloxacin acid ester Molecular formula：C15H13F2NO4 Molecualr weight：309.30 CAS No. ：n/f Packing ：Outer package: Iron, plastic or fiber d…

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Levofloxacin acid ester Molecular formula：C15H13F2NO4 Molecualr weight：309.30 CAS No. ：n/f Packing ：Outer package: Iron, plastic or fiber drum;Inner package: Polyethylene bag; Net weight: 25kg/drum Standard ：In-house Standard Item Specification 1 Characteristics Off-White powder 2 Specific rotation[α]D20 - 68°～ - 72°（1% CH3COOH） 3 Melting point 256°C ～262°C 4 Related substance Individual impurity≤0.5% 5 Loss on drying ≤0.5% 6 Chromatographic purity ≥98.5%