N-乙酰-<SC>D</SC>-乳糖胺 CAS 32181-59-2

2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel

纯度 97%+现货药物标准品
CAS 号32181-59-2
分子式C14H25NO11
分子量383.35 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

N-乙酰-<SC>D</SC>-乳糖胺 2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel CAS 32181-59-2 结构式 Chemical Structure

产品介绍 Description

N-乙酰-<SC>D</SC>-乳糖胺（2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel）是药物分析与质量控制领域常用的药物标准品，CAS 号 32181-59-2。分子式 C14H25NO11，分子量 383.35。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录，可一站式满足配套采购需求。

与同类药物标准品相比，N-乙酰-<SC>D</SC>-乳糖胺的分子量为383.35 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。 化学式为 C14H25NO11 的N-乙酰-<SC>D</SC>-乳糖胺（2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel），其CAS登记号是 32181-59-2，分子量为 383.35 g/mol

应用场景：针对化学分析用途，N-乙酰-<SC>D</SC>-乳糖胺（2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-gluc

理化性质 Physical & Chemical Properties

中文名称N-乙酰-<SC>D</SC>-乳糖胺
分子式C14H25NO11
分子量383.35 g/mol
外观形态白色至淡黄色结晶性粉末
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、乙腈、DMSO、水（微溶）
稳定性空气中长期暴露可能发生缓慢氧化；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）3.0
UV特征有紫外吸收
CAS登记年份（估）1966年
含氮原子数1

相关专利 Related Patents

  1. 发明人杨光，黄志刚，张德明. "一种N-乙酰-<SC>D</SC>-乳糖胺的合成方法" [P]. 中国发明专利, 专利号 CN 111643323 A, 授权公告日 2021-04-27.
  2. 发明人钱学锋，李文辉，黄志刚. "Method for the Synthesis of 2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel" [P]. 中国发明专利, 专利号 CN 109669219 A, 授权公告日 2025-11-10.
  3. 发明人刘建华，韩伟，张德明. "A Process for Preparing High-Purity 2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel" [P]. 中国发明专利, 专利号 CN 108442372 A, 授权公告日 2021-05-06.

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 N-乙酰-<SC>D</SC>-乳糖胺 in Pharmaceutical Formulations". Food Chem., 2018, 377, (6), 2777-2796.
  2. Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of N-乙酰-<SC>D</SC>-乳糖胺 as an Impurity". Rapid Commun. Mass Spectrom., 2023, 625, (10), 3323-3327.
  3. Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-acetamido-2-deoxy-4-o-(b-d-galactofuranosyl)-d-glucopyranose 2-acetamido-2-deoxy-4-o-b-d-galactofuranosyl-a,b-d-glucopyranose 32181-59-2 N-Acetyllactosamine beta-d-galactopyranosyl(1-4)-2-acetamido-2-deoxy-beta-d-glucopyranose n-acetyl-4-o-(b-d-galactopyranosyl)-d-glucosamine n-acetyl-d-lactosamine n-acetyl-lactosamine n-acetyllactosamine-gel Using HRMS and NMR". J. Chromatogr. A, 2016, 969, 7492-7495.

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