Levofloxacin and Intermediates|Iohexol|Cyromazine|Levofloxacin|Iopamidol--ZHEJIANG HISYN PHARMACEUTICAL CO.,LTD.-TAIZHOU NOVA MEDICINE CHEMISTRY CO.,LTD.

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Levofloxacin and Intermediates

[ Levofloxacin acid ester ]

1. Structure:

2. Molecular Formula: C₁₅H₁₃F₂NO₄
3. Molecular Weight: 309.30
4. Chemical name:(-)-ethyl-9,10-difluoro-3-S-methyl-7- oxo-2,3-dihydro-7H-pyrido-(1,2,3-de)-1,4- benzoxazine-6-carboxylate

5. Specifications:

	Appearance	Off-white powder
	Specific rotation	-68.0 °~ - 72.0 °
	Loss on drying	≤ 0.5%

6. Usage: Levofloxacin intermediate
7. Packing: 25 kg /drum