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    • 7. 发明专利
    • New citric ester
    • 新西伯利亚
    • JP2004083589A
    • 2004-03-18
    • JP2003290745
    • 2003-08-08
    • Fuso Chemical Co Ltd扶桑化学工業株式会社
    • WATANABE MASAAKIHARA TAKAFUMI
    • C07C69/704C07C67/313
    • PROBLEM TO BE SOLVED: To provide a new citric ester which can be suitably used as a plasticizer and has a high safety to the human body.
      SOLUTION: The new citric ester comprises a citric ester(s) expressed by formula (1), formula (2) and/or formula (3). The new citric ester is formed in such a way that in the presence of a catalyst the carboxy group(s) of a citric acid is esterified by lauryl alcohol, then the residual carboxy group(s) is esterified by ethanol, and thereafter the citric acid derivative is acetylated by an acylating agent.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种适合用作增塑剂并且对人体具有高安全性的新型柠檬酸酯。 解决方案:新的柠檬酸酯包括由式(1),式(2)和/或式(3)表示的柠檬酸酯。 新的柠檬酸酯以这样的方式形成,即在催化剂存在下,柠檬酸的羧基被月桂醇酯化,然后残留的羧基被乙醇酯化,然后加入柠檬酸 酸衍生物被酰化剂乙酰化。 版权所有(C)2004,JPO