计算溶液所需的质量、体积或浓度。
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货号 (SKU) | 包装规格 | 是否现货 | 价格 | 数量 |
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N163020-1mg |
1mg |
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N163020-5mg |
5mg |
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N163020-25mg |
25mg |
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N163020-100mg |
100mg |
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别名 | 头孢硝噻 | 3-(2,4-二硝基苯乙烯基)-(6R,7R)-7-(2-噻吩基乙酰胺基)-头孢-3-EM-4-羧酸 |
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英文别名 | (6R,7R)-7-[[(E)-4-(2,4-Dinitrophenyl)-2-(2-thienyl)but-3-enoyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | EWP54G0J8F | (6R,7R)-3-[(E)-2-(2,4-dinitrophenyl)ethenyl]-8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0] |
规格或纯度 | ≥90% |
英文名称 | Nitrocefin |
生化机理 | 发色性头孢菌素β-内酰胺酶底物。通过红色指示β-内酰胺酶的活性,该颜色与硝基硝基芬的原始浓度成正比。 |
储存温度 | -20°C储存,充氩 |
运输条件 | 超低温冰袋运输 |
备注 | 如果有可能,您尽量在使用的当天配置溶液,并在当天使用完它。但是,如果您需要预先配制储备溶液,我们建议您将溶液等份保存在-20°C的密封小瓶中。通常,它们最多可以使用一个月。在使用前和打开样品瓶之前,我们建议您让您的产品在室温下平衡至少1小时。需要更多关于溶解度,用法和处理的建议吗?请访问我们的常见问题(FAQ)页面以获取更多详细信息。 |
产品介绍 |
Nitrocefin is a chromogenic β-lactamase substrate that undergoes colour change from yellow to red as the amide bond in the β-Lactam ring is hydrolyzed by β-lactamase. Nitrocefin undergoes colour changes induced by lactamases produced by Gram-positive and Gram-negative bacteria. Several studies have utilized the colour changing properties of Nitrocefin for the detection of β-lactamase activity from bacterial cell extracts by isoelectric focusing and spectroscopy. Nitrocefin has also been used in studies involving β-lactamase resistant antibiotics. Nitrocefin is a chromogenic β-lactamase substrate that undergoes colour change from yellow to red as the amide bond in the β-Lactam ring is hydrolyzed by β-lactamase. Nitrocefin undergoes colour changes induced by lactamases produced by Gram-positive and Gram-negative bacteria. Several studies have utilized the colour changing properties of Nitrocefin for the detection of β-lactamase activity from bacterial cell extracts by isoelectric focusing and spectroscopy. Nitrocefin has also been used in studies involving β-lactamase resistant antibiotics. |
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作用机制 | Action Type | target ID | Target Name | Target Type | Target Organism | Binding Site Name | 参考文献 |
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分子类型 | 小分子 |
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Canonical SMILES | C1C(=C(N2[C@H](S1)[C@@H](C2=O)NC(=O)CC3=CC=CS3)C(=O)O)/C=C/C4=C(C=C(C=C4)[N+](=O)[O-])[N+](=O)[O-] |
Isomeric SMILES | C1C(=C(N2[C@H](S1)[C@@H](C2=O)NC(=O)CC3=CC=CS3)C(=O)O)/C=C/C4=C(C=C(C=C4)[N+](=O)[O-])[N+](=O)[O-] |
PubChem CID | 6436140 |
分子量 | 516.5 |
溶解性 | DMSO (Slightly), Methanol (Slightly) |
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敏感性 | 对湿度敏感;对光线敏感 |
熔点 | >99℃ |
分子量 | 516.500 g/mol |
XLogP3 | 2.200 |
氢键供体数Hydrogen Bond Donor Count | 2 |
氢键受体数Hydrogen Bond Acceptor Count | 10 |
可旋转键计数Rotatable Bond Count | 6 |
精确质量Exact Mass | 516.041 Da |
单同位素质量Monoisotopic Mass | 516.041 Da |
拓扑极表面积Topological Polar Surface Area | 232.000 Ų |
重原子数Heavy Atom Count | 35 |
形式电荷Formal Charge | 0 |
复杂度Complexity | 991.000 |
同位素原子数Isotope Atom Count | 0 |
定义的原子立体中心计数Defined Atom Stereocenter Count | 2 |
未定义的原子立体中心计数Undefined Atom Stereocenter Count | 0 |
定义的键立体中心计数Defined Bond Stereocenter Count | 1 |
未定义的键立体中心计数Undefined Bond Stereocenter Count | 0 |
所有立体化学键的总数The total count of all stereochemical bonds | 1 |
共价键合单元计数Covalently-Bonded Unit Count | 1 |
Purity(HPLC) | 90-100 |
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Proton NMR spectrum | Conforms to Structure |
通过匹配包装上的批号来查找并下载产品的 COA,每批产品都进行了严格的验证,您可放心使用!
批号(Lot Number) | 证书类型 | 日期 | 货号 |
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分析证书 | 25-04-07 | N163020 |
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分析证书 | 25-04-07 | N163020 |
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分析证书 | 24-06-26 | N163020 |
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分析证书 | 24-06-26 | N163020 |
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分析证书 | 23-12-19 | N163020 |
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分析证书 | 23-12-19 | N163020 |
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分析证书 | 23-12-19 | N163020 |
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分析证书 | 22-12-30 | N163020 |
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分析证书 | 22-12-30 | N163020 |
1. Aparna Vasudevan, Dinesh Kumar Kesavan, Liang Wu, Zhaoliang Su, Shengjun Wang, Mohan Kumar Ramasamy, Waheeta Hopper, Huaxi Xu. (2022) In Silico and In Vitro Screening of Natural Compounds as Broad-Spectrum β-Lactamase Inhibitors against Acinetobacter baumannii New Delhi Metallo-β-lactamase-1 (NDM-1). Biomed Research International, 2022 (4230788). [PMID:35372567] [10.1155/2022/4230788] |
2. Haonan Sun, Yunjian Yu, Yufei Zhang, Jie Li, Yijie Cheng, Siyuan Huang, Wenbo Wang, Xinge Zhang. (2021) Glycosylated Nanotherapeutics with β-Lactamase Reversible Competitive Inhibitory Activity Reinvigorates Antibiotics against Gram-Negative Bacteria. BIOMACROMOLECULES, 22 (7): (2834–2849). [PMID:34164980] [10.1021/acs.biomac.1c00231] |
3. Maohu Chen, Bo Qiu, Zhanlin Zhang, Shuang Xie, Yuan Liu, Tian Xia, Xiaohong Li. (2021) Light-triggerable and pH/lipase-responsive release of antibiotics and β-lactamase inhibitors from host-guest self-assembled micelles to combat biofilms and resistant bacteria. CHEMICAL ENGINEERING JOURNAL, 424 (130330). [10.1016/j.cej.2021.130330] |
4. Dongmei Zhao, Hongru Li, Chengcheng Yue, Kaili Sun, Yuanyuan Dai, Hui Zhang, Yanyan Liu, Yufeng Gao, Jiabin Li. (2021) Captopril potentiated meropenem activity against MBL-producing carbapenem-resistant Klebsiella pneumoniae: in vitro and in vivo study. JOURNAL OF INORGANIC BIOCHEMISTRY, 218 (111381). [PMID:33647540] [10.1016/j.jinorgbio.2021.111381] |
5. Minrui Liu, Hongyuhang Ni, Ling Yang, Gang Chen, Xiaojun Yan, Xiaoyun Leng, Pu Liu, Xiangkai Li. (2019) Pretreatment of swine manure containing β-lactam antibiotics with whole-cell biocatalyst to improve biogas production. Journal of Cleaner Production, 240 (118070). [10.1016/j.jclepro.2019.118070] |
1. Gardner TJ et al.. (2022) Engineering CAR-T cells to activate small-molecule drugs in situ.. Nat Chem Biol, 18 (2): (216-225). [PMID:34969970] |
2. Aparna Vasudevan, Dinesh Kumar Kesavan, Liang Wu, Zhaoliang Su, Shengjun Wang, Mohan Kumar Ramasamy, Waheeta Hopper, Huaxi Xu. (2022) In Silico and In Vitro Screening of Natural Compounds as Broad-Spectrum β-Lactamase Inhibitors against Acinetobacter baumannii New Delhi Metallo-β-lactamase-1 (NDM-1). Biomed Research International, 2022 (4230788). [PMID:35372567] [10.1155/2022/4230788] |
3. Haonan Sun, Yunjian Yu, Yufei Zhang, Jie Li, Yijie Cheng, Siyuan Huang, Wenbo Wang, Xinge Zhang. (2021) Glycosylated Nanotherapeutics with β-Lactamase Reversible Competitive Inhibitory Activity Reinvigorates Antibiotics against Gram-Negative Bacteria. BIOMACROMOLECULES, 22 (7): (2834–2849). [PMID:34164980] [10.1021/acs.biomac.1c00231] |
4. Maohu Chen, Bo Qiu, Zhanlin Zhang, Shuang Xie, Yuan Liu, Tian Xia, Xiaohong Li. (2021) Light-triggerable and pH/lipase-responsive release of antibiotics and β-lactamase inhibitors from host-guest self-assembled micelles to combat biofilms and resistant bacteria. CHEMICAL ENGINEERING JOURNAL, 424 (130330). [10.1016/j.cej.2021.130330] |
5. Dongmei Zhao, Hongru Li, Chengcheng Yue, Kaili Sun, Yuanyuan Dai, Hui Zhang, Yanyan Liu, Yufeng Gao, Jiabin Li. (2021) Captopril potentiated meropenem activity against MBL-producing carbapenem-resistant Klebsiella pneumoniae: in vitro and in vivo study. JOURNAL OF INORGANIC BIOCHEMISTRY, 218 (111381). [PMID:33647540] [10.1016/j.jinorgbio.2021.111381] |
6. Minrui Liu, Hongyuhang Ni, Ling Yang, Gang Chen, Xiaojun Yan, Xiaoyun Leng, Pu Liu, Xiangkai Li. (2019) Pretreatment of swine manure containing β-lactam antibiotics with whole-cell biocatalyst to improve biogas production. Journal of Cleaner Production, 240 (118070). [10.1016/j.jclepro.2019.118070] |