醇溶性栀子红色素衍生物的制备及稳定性研究  

Studies on Preparation and Stability of Alcohol-soluble Gardenia Red Pigment Derivative

作　　者：刘国荣[1] 郜亚昆 辛梦娜 李雯晖 赵世博 刘亚 王成涛[1] 孙宝国[1] Liu Guorong;Gao Yakun;Xin Mengna;Li Wenhui;Zhao Shibo;Liu Ya;Wang Chengtao;Sun Baoguo(Beijing Advanced Innovation Center for Food Nutrition and Human Health,Beijing Engineering and Technology Research Center of Food Additives,Beijing Technology and Business University,100048;Tianjin Heping District Market Supervision and Management Bureau,Tianjing 300041;R&D Center of China Tobacco Yunnan Industrial Co.,ltd.,Kunming 650202)

机构地区：[1]北京食品营养与人类健康高精尖创新中心/北京市食品添加剂工程技术研究中心北京工商大学,北京100048 [2]天津市和平区市场监督管理局,天津300041 [3]云南中烟工业有限责任公司技术中心,昆明650202

出　　处：《中国食品学报》2019年第11期150-158,共9页Journal of Chinese Institute Of Food Science and Technology

基　　金：北京市自然科学基金面上项目（6192003）;国家自然科学基金面上项目（31871772,31671832）;北京市属高校高水平教师队伍建设支持计划青年拔尖人才培育计划项目（CIT&TCD201704034）;人才培养质量建设-一流专业建设（市级）-食品科学与工程项目（PXM2019_014213_000010）

摘　　要：目的:基于化学改性法制备醇溶性栀子红色素衍生物,并评价其稳定性。方法:采用乙酸酐酯化法制备醇溶性栀子红色素衍生物,确定最佳工艺条件,研究醇溶性栀子红色素衍生物在不同条件下的稳定性。结果:紫外-可见光谱图结果显示:醇溶性栀子红色素衍生物的最大吸收波长为531 nm;制备最佳工艺条件:料液比为水溶性栀子红色素∶乙酸酐=1∶20(m∶V),反应时间4 h,反应温度为室温;醇溶性栀子红色素衍生物可溶于无水乙醇和水中,扩大了溶解范围;醇溶性栀子红色素衍生物在室内散射光、高温、酸性、氧化剂、无Sn2+和Fe2+离子存在条件下稳定性较好。结论:通过化学改性法获得栀子红色素衍生物,其溶解范围扩大。Objective:this study based on the chemical modification to prepare alcohol-soluble gardenia red pigment derivative,and evaluate its stability.Methods:the alcohol-soluble gardenia red pigment derivative was prepared by acetic anhydride esterification,and the optimum process conditions were determined.Then,alcohol-soluble stability of gardenia red pigment derivative was studied under different conditions.Results:UV-Vis spectra showed that maximum absorption wavelength of alcohol-soluble gardenia red pigment derivative was 531 nm;Determined the optimum technological conditions were:the ratio for material and liquid of water-soluble gardenia red pigment and acetic anhydride was 1∶20;incubated at room temperature for 4 h;Alcohol-soluble gardenia red pigment derivative can dissolve in anhydrous ethanol and water,expand the scope of dissolution;Alcohol-soluble gardenia red pigment derivative was stabilizable in indoor scattering light,high temperature,acid,oxidant and no Sn2+and Fe2+exists.Conclusion:the gardenia red pigment derivative was prepared by chemical modification method,as well as expanded the scope of the dissolution.

关 键 词：栀子红色素衍生物 制备 稳定性 

分 类 号：TS2[轻工技术与工程—食品科学与工程]