左氧氟环合酯106939-34-8
2020-09-26
产品详情
- 产地 湖北
- Cas：106939-34-8
- 价格：300
- 产品名称左氧氟环合酯106939-34-8
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- 简介
左氧氟环合酯化学名：(S)-9,10-二氟-3-甲基-7-氧代-2,3-二氢-7H-吡啶并[1,2,3-de]-1,4-苯骈恶嗪-6-羧酸乙酯中文同义词:左旋氧氟沙星环合酯;(S)-9,10-二氟-3-甲基-7-氧代-2,3-二氢-7H-吡啶并[1,2,3-de]-1,4-苯骈恶嗪-6-羧酸乙酯;左氧氟环合酯;左氧氟羧酸乙酯;英文名称:Ethyl(S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate;英文同义词:7h-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-CarboxylicAcid,9,10-Difluoro-2,3-Dihydro-3-Methyl-7-Oxo-,EthylEster,(3s)-;Levofloxacincarboxylicacid,ethylester;LEVOFLOXACINCYCLIZEDESTER;(3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicacidethylester;ETHYL(S)-9,10-DIFLUORO-3-METHYL-7-OXO-2,3-DIHYDRO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLATE;7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLICACID,9,10-DIFLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-,ETHYLESTER;(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicAcidEthylEster;9,10-Difluoro-3-(S)-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate;CAS号:106939-34-8;分子式:C15H13F2NO4;分子量:309.26;用途：左氧氟环合酯是合成左氧氟沙星药物的一个主要原料。性状：类白色粉末;比旋度[α]D20-64°～-72°（1%CH3COOH）;熔点256°C～262°C;干燥失重≤0.5%;右旋异构体：≤0.3%;有关物质单一杂质≤0.5%;甲酯杂质：≤0.5%总杂质：≤1%含量≥99%;包装：25KG纸板桶;
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