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等级
certified reference material
pharmaceutical secondary standard
质量水平
Agency
traceable to USP 1056504
蒸汽密度
3.73 (vs air)
蒸汽压
0.1 mmHg ( 25 °C)
CofA
current certificate can be downloaded
自燃温度
815 °F
技术
HPLC: suitable
gas chromatography (GC): suitable
mp
113-115 °C (lit.)
应用
pharmaceutical (small molecule)
格式
neat
储存温度
2-8°C
SMILES字符串
O=C1C=CC(=O)C=C1
InChI
1S/C6H4O2/c7-5-1-2-6(8)4-3-5/h1-4H
InChI key
AZQWKYJCGOJGHM-UHFFFAOYSA-N
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一般描述
1,4-苯醌是环状共轭二酮。属于醌类，天然存在于植物，真菌和细菌中。
用于质量控制的药品二级标准品，为制药实验室和制造商提供了一种方便且经济的替代方案，可用于内部工作标准品的制备。
用于质量控制的药品二级标准品，为制药实验室和制造商提供了一种方便且经济的替代方案，可用于内部工作标准品的制备。
应用
这些二级标准品是经过检验的认证标准物质(CRM)。它们适用于多种分析应用，包括但不限于药物释放测试、药物的定性和定量分析方法开发、食品和饮料质量控制检测以及其他标定应用。
分析说明
这些二级标准品可多次溯源至美国药典、欧洲药典和英国药典一级标准品（如可用）。
其他说明
该认证标准物质（CRM）根据ISO 17034 和 ISO/IEC 17025进行生产和认证。有关此CRM使用的所有信息均可在分析证书上找到。
附注
要查看该材料的检验报告示例，请在下面的插槽中输入 LRAB7811。这只是一个示例证书，可能不是您收到的批次。
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在我们的NMR在线平台ChemisTwin®上可以找到本品对应的数字化标准物质。您可使用ChemisTwin®上的数字等效品鉴定您的样品并进行定量分析（使用数字化外标）。可查看该物质的NMR谱图，只需点击几次鼠标，就能进行在线样品比对。欢迎点击了解更多，开启免费试用之旅。
警示用语：
Danger
危险分类
Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Flam. Sol. 1 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 3
靶器官
Respiratory system
WGK
WGK 3
闪点(°F)
closed cup
闪点(°C)
closed cup
法规信息
危险化学品
Quinone chemistry and toxicity
Monks JT, et al.
Toxicology and Applied Pharmacology, 112(1), 2-16 (1992)
Takafumi Hasegawa et al.
Journal of neurochemistry, 87(2), 470-475 (2003-09-27)
Oxidized metabolites of dopamine, known as dopamine quinone derivatives, are thought to play a pivotal role in the degeneration of dopaminergic neurons. Although such quinone derivatives are usually produced via the autoxidation of catecholamines, tyrosinase, which is a key enzyme
Rozbeh Baradaran et al.
Nature, 494(7438), 443-448 (2013-02-19)
Complex I is the first and largest enzyme of the respiratory chain and has a central role in cellular energy production through the coupling of NADH:ubiquinone electron transfer to proton translocation. It is also implicated in many common human neurodegenerative
Rifang Luo et al.
ACS applied materials & interfaces, 5(5), 1704-1714 (2013-02-07)
Recent investigations have demonstrated that polydopamine (PDA)-modified surfaces were beneficial to the proliferation of endothelial cells (ECs). In this work, PDA coated 316L stainless steels (316L SS) were thermally treated at 50, 100, and 150 °C respectively (hereafter designated as
H Yamazaki et al.
Drug metabolism and disposition: the biological fate of chemicals, 27(11), 1260-1266 (1999-10-26)
Troglitazone, a new oral antidiabetic drug, is reported to be mostly metabolized to its conjugates and not to be oxidized by cytochrome P-450 (P-450) enzymes. Of fourteen cDNA-expressed human P-450 enzymes examined, CYP1A1, CYP2C8, CYP2C19, and CYP3A4 were active in
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