二塩化1, 3-ビス [2- (アシルアミノ) エチルジメチルアンモニオ] -2-ヒドロキシプロパンの合成と界面活性

書誌事項

タイトル別名
  • Synthesis and Surface-Active Properties of 1, 3-Bis- [2- (acylamino) ethyldimethylammonio] -2-hydroxypropane Dichloride

抄録

Novel bis [quaternary amidoammonium] salts were easily prepared by reactions of 2- (acylamino) ethyldimethylamine with epichlorohydrin and should prove chemically hydrolyzable due to amido groups in the lipophilic chains. Surface-active properties were determined and compared with those of 2- (acylamino) ethyltrimethylammonium chloride, and mono- and bis [quaternary alkylammonium] salts. Bis [quaternary amidoammonium] salts each possessing 10 to 14 carbon atoms in the acyl chain showed good water solubility. Cmc of 1, 3-bis [2- (dodecanoylamino) ethyldimethylammonio] -2-hydroxy-propane dichloride was smaller by about one order of magnitude than that of 2- (dodecanoylamino) ethyltrimethylammonium chloride with the same acyl chain length, and smaller by about two orders than that of conventional dodecyltrimethylammonium chloride. The bis [quaternary amidoammonium] salts showed lower surface tension at cmc (γcmc) than other mono- and bis [quaternary alkylammonium] salts. Foaming ability and foam stability of bis [quaternary amidoammonium] salts having dodecanoyl or tetradecanoyl group in the lipophilic chain were quite high.

収録刊行物

  • 日本油化学会誌

    日本油化学会誌 46 (7), 747-753,821, 1997

    公益社団法人 日本油化学会

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