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| CAS号 : | 100986-85-4 |
精确质量 : | 361.14400 |
| 分子式 : | C18H20FN3O4 |
logP : | 1.54690 |
| 分子量 : | 361.36800 |
PSA : | 75.01000 |
左氧氟沙星 | |
Levofloxacin | |
100986-85-4 | |
C18H20FN3O4 | |
361.36800 | |
75.01000 | |
1.54690 | |
361.14400 |
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灰白色至黄色晶体
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299.4ºC
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Store at 0-5ºC
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218ºC
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1.48 g/cm3
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571.5ºC at 760 mmHg
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2934999090
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3
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R22
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S26; S36/37/39; S36
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Xn
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
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本品具有广谱抗菌作用，抗菌作用强用，本品为氧氟沙星的左旋体，其体外抗菌活性约为氧氟沙星的两倍。其作用机制是通过抑制细菌DNA旋转酶的活性，阻止细菌DNA的合成和复制而导致细菌死亡。 |
![6,8-二氟-1,4-二氢-1-[(1S)-2-羟基-1-甲基乙基]-7-(4-甲基-1-哌嗪基)-4-氧代-3-喹啉羧酸](https://www.chemicalbook.com/CAS/GIF/1036016-10-0.gif)
