反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯 CAS 223919-54-8

2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester

纯度 97%+现货药物标准品
CAS 号223919-54-8
分子式C14H24BClO2
分子量270.60 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

反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯 2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
223919-54-8
Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester CAS 223919-54-8 结构式 Chemical Structure

产品介绍 Description

CAS 223919-54-8 对应的反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯(2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester)为 CATO 佳途药物标准品产品线成员。分子式 C14H24BClO2,分子量 270.60。纯度 97%+。所有批次均经 HPLC/NMR 等多项检测确认,质量稳定可溯源。

与同类药物标准品相比,反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯的分子量为270.60 g/mol这一特征使其在色谱分离条件和质谱检测参数设置上具有独特性。 CAS编号 223919-54-8 对应的化合物反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯(英文标识 2-(1E)-2-(4-Chlorophenyl)ethenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-2-(4-Chlorophenyl)vinyl-4,4,5,5-tetramethyl-1,3,2dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester),化学式 C14H24BClO2,相对分子质量 270.60。 从化学结构特征来看,反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯的分子骨架中包含羧酸类,含羟基,含醚键,含氯取代。该化合物的不饱和度为2.5,表明结构中存在约2个环或双键等价单元。分子量为270.60 g/mol,属于中等分子量化合物。较高的碳氢原子

应用场景:针对化学分析用途,反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯(2- (1E)-2-(4-Chlorophenyl)ethenyl -4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2- 2-(4-Chlorophenyl)vinyl -4,4,5,5-tetramethyl- 1,3,2 dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester)是具有明确定量溯源的认证级对照品。 推荐以反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯配制标准系列工作溶液,用于建

理化性质 Physical & Chemical Properties

中文名称反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯
分子式C14H24BClO2
分子量270.60 g/mol
外观形态白色至类白色结晶性粉末。(具有轻微卤代物特征气味)
纯度97%+
储存条件室温保存,密闭保存防止挥发
溶解性参考可溶于氯仿、二氯甲烷、乙酸乙酯、DMSO
稳定性含酯键,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)2.5
CAS登记年份(估)2020年
卤素含量Cl取代

相关专利 Related Patents

  1. 发明人徐明华,郑宇鹏,韩伟. "一种反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯的合成方法" [P]. 中国发明专利, 专利号 CN 115105760 B, 授权公告日 2017-02-13.
  2. 发明人张德明,刘建华,高志强. "Method for the Synthesis of 2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester" [P]. 中国发明专利, 专利号 CN 115920818 A, 授权公告日 2025-11-17.
  3. 发明人胡光,王建平,林芳. "A Process for Preparing High-Purity 2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester" [P]. 中国发明专利, 专利号 CN 112743378 B, 授权公告日 2016-06-06.

参考文献 Literature

  1. Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯 in Pharmaceutical Formulations". Food Chem., 2015, 1010, 9154-9168.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯 as an Impurity". Anal. Chim. Acta, 2021, 1842, (2), 9761-9788.
  3. Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 2-[(1E)-2-(4-Chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-[2-(4-Chlorophenyl)vinyl]-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 223919-54-8 Trans-2-(4-Chlorophenyl)vinylboronic acid pinacol ester Using HRMS and NMR". J. Nat. Prod., 2017, 1869, 8445-8470.
  4. Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 反式-2-(4-氯苯基)乙烯基硼酸频哪醇酯 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2023, 1100, (5), 450-461.

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