Rhodamine 19 perchlorate CAS 62669-66-3

62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2

纯度 97%+现货药物标准品
CAS 号62669-66-3
分子式C26H38N2O3 HClO4
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

Rhodamine 19 perchlorate 62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2 CAS 62669-66-3 结构式 Chemical Structure

产品介绍 Description

Rhodamine 19 perchlorate（62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2）是药物分析与质量控制领域常用的药物标准品，CAS 号 62669-66-3。分子式 C26H38N2O3 HClO4。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。

Rhodamine 19 perchlorate的产生途径与其化学式中含氮杂环结构，酰胺类，含羟基，含醚键，含氯取代密切相关，该结构特征决定了其在合成/纯化或降解过程中出现的概率与行为。 Rhodamine 19 perchlorate（62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2），CAS注册编号 62669-66-3，化学分子式为 C26H38N2O3 HClO4，分子量 527.06 g/mol。 Rhodamine 19 perchlorate（分子式 C26H38N2O3 HClO4）的化学结

应用场景：Rhodamine 19 perchlorate（62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2，CAS 6266

理化性质 Physical & Chemical Properties

中文名称Rhodamine 19 perchlorate
分子式C26H38N2O3 HClO4
分子量527.06 g/mol
外观形态淡黄色至黄色结晶性粉末。（具有轻微卤代物特征气味）
纯度97%+
储存条件阴凉处（≤25°C）保存，避光，密封防潮
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；具有吸湿性，开封后应立即密封；含酯键，遇强碱易水解
化合物类型药物标准品
子类原料药标准品
不饱和度（DBE）8.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1974年
卤素含量Cl取代
含氮原子数2

相关专利 Related Patents

  1. Patel M V, Johnson M A, Roberts E F. "一种Rhodamine 19 perchlorate的合成方法" [P]. US Patent, US 11321075 B2, 2021-11-20.
  2. 发明人周伟，冯建国，沈红梅. "Method for the Synthesis of 62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2" [P]. 中国发明专利, 专利号 CN 111298272 B, 授权公告日 2020-03-24.

参考文献 Literature

  1. Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of Rhodamine 19 perchlorate in Pharmaceutical Formulations". Anal. Chem., 2019, 156, (3), 4978-4981.
  2. Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of Rhodamine 19 perchlorate as an Impurity". Environ. Sci. Technol., 2012, 285, (4), 458-485.
  3. Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 62669-66-3 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium perchlorate Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1) Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate EINECS 263-686-2 Using HRMS and NMR". Anal. Methods, 2024, 1194, 51-76.
  4. Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Rhodamine 19 perchlorate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1840, (1), 1137-1165.

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