乙酸锂 CAS 546-89-4

546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate

纯度 97%+现货药物标准品
CAS 号546-89-4
分子式C2H3O2 Li
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

乙酸锂 546-89-4
AcOLi
CH3CO2Li
CH3COOLi
CHEBI:63045
LiOAc
Quilonorm
acetic acid lithium salt
acetic acid, lithium salt
anhydrous lithium acetate
lithium acetate
lithium acetate (anh.)
lithium acetate (anhydrous)
lithium ethanoate CAS 546-89-4 结构式 Chemical Structure

产品介绍 Description

乙酸锂(英文名 546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate,CAS 546-89-4)属于药物标准品。分子式 C2H3O2 Li。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。

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。 乙酸锂(546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate),CAS注册编号 546-89-4,化学分子式为 C2H3O2 Li,分子量 65.98 g/mol。 依据分子式为 C2H3O2 Li 的乙酸锂结构特征,其分子内含羧酸类,含羟基,含醚键,这意味着该化合物在红外光谱中会

应用场景:乙酸锂(546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate)作为药物标准品,在化学分析分析领域承担着重要的角色。 推荐以乙酸锂配制标准系列工作溶液,用于建立标准曲线实现外标法定量。 建议使用甲醇为溶剂配制

理化性质 Physical & Chemical Properties

中文名称乙酸锂
分子式C2H3O2 Li
分子量65.98 g/mol
外观形态白色至类白色液体
纯度97%+
储存条件2-8°C冷藏保存
溶解性参考可溶于甲醇、乙腈、DMSO、水(微溶)
稳定性在推荐条件下性质稳定
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)1.5
CAS登记年份(估)1957年

相关专利 Related Patents

  1. 发明人王建平,周伟,孙丽萍. "一种乙酸锂的合成方法" [P]. 中国发明专利, 专利号 CN 110751824 B, 授权公告日 2020-06-07.
  2. Hughes D C, Park J H, Schröder R. "Method for the Synthesis of 546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate" [P]. US Patent, US 9363991 B2, 2022-01-01.

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 乙酸锂 in Pharmaceutical Formulations". Chromatographia, 2013, 1188, (1), 1143-1169.
  2. Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乙酸锂 as an Impurity". Anal. Chim. Acta, 2013, 2152, (10), 299-329.
  3. Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 546-89-4 AcOLi CH3CO2Li CH3COOLi CHEBI:63045 LiOAc Quilonorm acetic acid lithium salt acetic acid, lithium salt anhydrous lithium acetate lithium acetate lithium acetate (anh.) lithium acetate (anhydrous) lithium ethanoate Using HRMS and NMR". Phytochemistry, 2025, 1405, (7), 1752-1768.

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