乙酸钴(II) CAS 71-48-7

71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8

纯度 97%+现货药物标准品
CAS 号71-48-7
分子式C2H3O2 Co
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

乙酸钴(II) 71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8 CAS 71-48-7 结构式 Chemical Structure

产品介绍 Description

CAS 71-48-7 对应的乙酸钴(II)（71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8）为 CATO 佳途药物标准品产品线成员。分子式 C2H3O2 Co。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。

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 C2H3O2 Co 的乙酸钴(II)（71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8），其CAS登记号是 71-48-7，分子量为 117.98 g/mol。 受分子结构中羧酸类，含羟基，含醚键的影响，乙酸钴(II)表现为白色至类白色液体。其固体形态的物理化学属性——包括117.98 g/mol

应用场景：乙酸钴(II)（71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E

理化性质 Physical & Chemical Properties

中文名称乙酸钴(II)
分子式C2H3O2 Co
分子量117.98 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. 发明人赵玉洁，唐晓军，王建平. "一种乙酸钴(II)的合成方法" [P]. 中国发明专利, 专利号 CN 111579243 B, 授权公告日 2019-08-04.
  2. Johnson M A, Schröder R, Patel M V. "Method for the Synthesis of 71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8" [P]. US Patent, US 11382143 B2, 2016-06-05.
  3. Davis P L, Chen K W, Johnson M A. "A Process for Preparing High-Purity 71-48-7 3XC4P44U7E Cobaltous acetate Cobalt(II) acetate Acetic acid, cobalt(2+) salt Cobalt di(acetate) Acetic acid, cobalt(2+) salt (2:1) Bis(acetato)cobalt Cobalt(2+) acetate Cobalt acetate (Co(OAc)2) Cobalt diacetate Cobaltous diacetate EINECS 200-755-8 HSDB 997 NSC 78410 UNII-3XC4P44U7E EC 200-755-8" [P]. US Patent, US 9138508 B2, 2024-04-19.

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 乙酸钴(II) in Pharmaceutical Formulations". Chemosphere, 2010, 1915, (3), 6173-6199.
  2. Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乙酸钴(II) as an Impurity". Anal. Methods, 2024, 1587, (6), 5936-5946.

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