α-甲基-<SC>DL</SC>-酪氨酸 CAS 658-48-0

658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine [INN] Racemetirosine Racemetyrosine [USAN] DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0 alpha-Methylparatyrosine, DL- alpha-Methyl-p-tyrosine Racemetirosina [INN-Spanish] Racemetirosinum [INN-Latin] (R,S)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropionsaeure (+-)-alpha-Methyl-DL-tyrosine Racemetirosina Racemetirosinum UNII-X88TTO174Z Racemetyrosine SM-88 WHO 4292

纯度 97%+现货药物标准品
CAS 号658-48-0
分子式C10H19NO3
分子量201.26 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

α-甲基-<SC>DL</SC>-酪氨酸 658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine [INN] Racemetirosine Racemetyrosine [USAN] DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0 alpha-Methylparatyrosine, DL- alpha-Methyl-p-tyrosine Racemetirosina [INN-Spanish] Racemetirosinum [INN-Latin] (R,S)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropionsaeure (+-)-alpha-Methyl-DL-tyrosine Racemetirosina Racemetirosinum UNII-X88TTO174Z Racemetyrosine SM-88 WHO 4292 CAS 658-48-0 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品α-甲基-<SC>DL</SC>-酪氨酸（658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine [INN] Racemetirosine Racemetyrosine [USAN] DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0 alpha-Methylparatyrosine, DL- alpha-Methyl-p-tyrosine Racemetirosina [INN-Spanish] Racemetirosinum [INN-Latin] (R,S)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropionsaeure (+-)-alpha-Methyl-DL-tyrosine Racemetirosina Racemetirosinum UNII-X88TTO174Z Racemetyrosine SM-88 WHO 4292，CAS 658-48-0），分子式 C10H19NO3，分子量 201.26。纯度 97%+。适用于分析方法开发、方法验证及日常质检，CATO 提供全程冷链与全球配送。

在现行药典和法规框架下，药物标准品的合规要求中明确涉及对包括α-甲基-<SC>DL</SC>-酪氨酸在内的目标物的控制。 α-甲基-<SC>DL</SC>-酪氨酸（658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine INN Racemetirosine Racemetyrosine USAN DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0 alpha-Methylparatyrosine, DL- alpha-Methyl-p-tyrosine Racemetirosina INN-Spanish Racemetirosinum INN-Latin (R,S)-2-Amino-3-(4-hydroxyphenyl)-2

应用场景：针对化学分析用途，α-甲基-<SC>DL</SC>-酪氨酸（658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine INN Racemetirosine Racemetyrosine USAN DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0

理化性质 Physical & Chemical Properties

中文名称α-甲基-<SC>DL</SC>-酪氨酸
分子式C10H19NO3
分子量201.26 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）
纯度97%+
储存条件2-8°C冷藏保存，避光，密封防潮
溶解性参考可溶于甲醇、乙醇、DMSO
稳定性对光敏感，应避免强光直射；具有吸湿性，开封后应立即密封
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）1957年
含氮原子数1

相关专利 Related Patents

  1. 发明人徐明华，沈红梅，孙丽萍. "一种α-甲基-<SC>DL</SC>-酪氨酸的合成方法" [P]. 中国发明专利, 专利号 CN 111798242 A, 授权公告日 2023-08-16.
  2. 发明人马晓峰，何建平，赵玉洁. "Method for the Synthesis of 658-48-0 X88TTO174Z alpha-Methyltyrosine Metyrosine, DL- Racemetirosine [INN] Racemetirosine Racemetyrosine [USAN] DL-alpha-Methyltyrosine Tyrosine, alpha-methyl- H 9/88 4-14-00-02453 (Beilstein Handbook Reference) AI3-62542 BRN 2938704 EINECS 210-635-7 EINECS 211-523-0 alpha-Methylparatyrosine, DL- alpha-Methyl-p-tyrosine Racemetirosina [INN-Spanish] Racemetirosinum [INN-Latin] (R,S)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropionsaeure (+-)-alpha-Methyl-DL-tyrosine Racemetirosina Racemetirosinum UNII-X88TTO174Z Racemetyrosine SM-88 WHO 4292" [P]. 中国发明专利, 专利号 CN 108401686 B, 授权公告日 2024-09-05.

参考文献 Literature

  1. Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of α-甲基-<SC>DL</SC>-酪氨酸 in Pharmaceutical Formulations". Food Chem., 2019, 2239, (6), 6617-6630.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of α-甲基-<SC>DL</SC>-酪氨酸 as an Impurity". Talanta, 2023, 1442, (4), 3919-3934.

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