CAS 298-95-3

298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R

纯度 97%+现货药物标准品
CAS 号298-95-3
分子式C38H28N8 2*Cl
分子量N/A g/mol
分类药物标准品 / 原料药标准品
库存状态现货

化学结构式 Structure

298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R CAS 298-95-3 结构式 Chemical Structure

产品介绍 Description

（298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R）是药物分析与质量控制领域常用的药物标准品，CAS 号 298-95-3。分子式 C38H28N8 2*Cl。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录，可一站式满足配套采购需求。

本品定值报告包含以下质量控制信息： - 主成分含量：97%+； - 水分/残留溶剂：通过卡尔费休（KF）和热重分析（TGA）测定并校正； - 定值方法：HPLC-DAD面积归一化法、qNMR法、DSC法等正交验证； - 不确定度：扩展不确定度（k=2）包含测量重复性、均匀性和稳定性分量。 （298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5

应用场景：（298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium,

理化性质 Physical & Chemical Properties

中文名称
分子式C38H28N8 2*Cl
分子量632.15 g/mol
外观形态淡黄色至黄色无定形粉末。（具有轻微卤代物特征气味）
纯度97%+
储存条件室温保存，避光
溶解性参考可溶于DMSO、DMF、甲醇
稳定性空气中长期暴露可能发生缓慢氧化；对光敏感，应避免强光直射
化合物类型药物标准品
子类原料药标准品
不饱和度（DBE）28.5
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1957年
卤素含量Cl取代
含氮原子数8

相关专利 Related Patents

  1. 发明人李文辉，唐晓军，马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113262346 B, 授权公告日 2025-12-01.
  2. 发明人沈红梅，何建平，朱建伟. "Method for the Synthesis of 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R" [P]. 中国发明专利, 专利号 CN 115035871 A, 授权公告日 2023-07-25.
  3. 发明人黄志刚，胡光，林芳. "A Process for Preparing High-Purity 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R" [P]. 中国发明专利, 专利号 CN 109433890 A, 授权公告日 2025-06-02.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2021, 2378, 33-37.
  2. Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2021, 1224, (10), 5397-5419.
  3. Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R Using HRMS and NMR". Chromatographia, 2025, 894, (4), 2414-2418.
  4. Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2010, 633, (12), 8646-8671.

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