4-cyclohexyl-3-thiosemicarbazide CAS 21198-18-5

21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813

纯度 97%+现货药物标准品
CAS 号21198-18-5
分子式C7H15N3S
分子量173.28 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

4-cyclohexyl-3-thiosemicarbazide 21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813 CAS 21198-18-5 结构式 Chemical Structure

产品介绍 Description

4-cyclohexyl-3-thiosemicarbazide（英文名 21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813，CAS 21198-18-5）属于药物标准品。分子式 C7H15N3S，分子量 173.28。纯度 97%+。佳途科技作为 ISO 17034 认可的标准物质生产商，为该产品提供完整的质量文件与技术支持。

在定量分析中，可作为校准标准或内标物使用，适用于多种检测技术平台（UV-Vis, FLD, MS, FID）。 化学式为 C7H15N3S 的4-cyclohexyl-3-thiosemicarbazide（21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813），其CAS登记号是 21198-18-5，分子量为 173.28 g/mol。 4-cyclohexyl-3-thiosemicarbazide（分子式 C7H15N3S）的化学结构中包含含氰基，含硫有机。在反相色谱体系中，其保留行为主要受含氮官能团的质子化状态影响，这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。含

应用场景：针对化学分析用途，4-cyclohexyl-3-thiosemicarbazide（21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813）是具有明确定量溯源的认证级对照品。 推荐以4-cyclohexyl-3-th

理化性质 Physical & Chemical Properties

中文名称4-cyclohexyl-3-thiosemicarbazide
分子式C7H15N3S
分子量173.28 g/mol
外观形态白色至类白色结晶性粉末。（具有氨/胺类微弱气味，含硫化合物特征性气味）
纯度97%+
储存条件2-8°C冷藏保存，避光
溶解性参考可溶于DMSO、DMF、甲醇
稳定性对光敏感，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）2.0
CAS登记年份（估）1963年
含氮原子数3
含硫原子数1

相关专利 Related Patents

  1. Brown S R, Williams B T, Park J H. "一种4-cyclohexyl-3-thiosemicarbazide的合成方法" [P]. US Patent, US 11287982 B2, 2020-07-07.
  2. 发明人王建平，冯建国，李文辉. "Method for the Synthesis of 21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813" [P]. 中国发明专利, 专利号 CN 110174417 B, 授权公告日 2025-08-12.

参考文献 Literature

  1. Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 4-cyclohexyl-3-thiosemicarbazide in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2020, 568, 7539-7553.
  2. Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-cyclohexyl-3-thiosemicarbazide as an Impurity". Environ. Sci. Technol., 2018, 944, (11), 6325-6332.
  3. Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 21198-18-5 4N2C7UO813 4-Cyclohexylthiosemicarbazide Hydrazinecarbothioamide, N-cyclohexyl- N-Cyclohexylhydrazinecarbothioamide N-Cyclohexylthiosemicarbazide NSC 82337 Semicarbazide, 4-cyclohexyl-3-thio- UNII-4N2C7UO813 Using HRMS and NMR". Anal. Chim. Acta, 2018, 1624, 5373-5397.

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