820-66-6

• 常用中文名：硬脂基甜菜碱
• 常用英文名：(carboxylatomethyl)dimethyl(octadecyl)ammonium
• CAS号：820-66-6
• 分子式：C₂₂H₄₅NO₂
• 分子量：355.59800
• 相关类别： 表面活性剂 两性离子表面活性剂 甜菜碱型
• 发布时间：2018-08-04 01:58:46
• 更新时间：2026-07-02 23:32:19

名称

• 中文名: 硬脂基甜菜碱
• 英文名: Ammonium, (carboxymethyl)dimethyloctadecyl-, hydroxide, inner salt
• 英文别名: Octadecyl dimethyl betaine; N-(Carboxylatomethyl)-N,N-dimethyl-1-octadecanaminium; STEYL BETAINE; Ammonium,(cboxymethyl)dimethyloctadecyl-,hydroxide,innersal; (Dimethyloctadecylaminio)acetate; NSC36343; N-(Cboxylatomethyl)-N,N-dimethyl-1-octadecanaminium; NSC-36343; (cboxylatomethyl)dimethyl(octadecyl)ammonium ISO 9001：2015 REACH; N,N-Dimethyl-N-octadecylglycin; N-Stearyl betaine; 1-Octadecanaminium, N-(cboxymethyl)-N,N-dimethyl-, inner salt; Carboxymethyl-dimethyl-octadecyl-ammonium-betain; (Dimethyl-octadecyl-ammonio)-acetat; carboxymethyl-dimethyl-octadecyl-ammonium betaine; Octadecyldimethylbetaine; STEARYL BETAINE; (cboxylatomethyl)dimethyl(octadecyl)ammonium; N-Octadecyl-N,N-dimethylcboxylatomethanaminium; N-Octadecyl-N,N-dimethylcarboxylatomethanaminium; NSC-9859; N-Steyl betaine; 1-Octadecanaminium,N-(carboxymethyl)-N,N-dimethyl-,inner salt

物化性质

• 分子式: C₂₂H₄₅NO₂
• 分子量: 355.59800
• 精确质量: 355.34500
• PSA: 40.13000
• LogP: 5.07420

合成路线

124-28-7 3926-62-3 ~% 820-66-6

文献：Sakakibara et al. Kogyo Kagaku Zasshi, 1957 , vol. 60, p. 1294,1296 Chem.Abstr., 1959 , p. 13731

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