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Publication
Featured researches published by Duan Kun.
Tobacco Science & Technology | 2017
武超伟; Wu Chaowei; 陈芝飞; Chen Zhifei; 赵永振; Zhao Yongzhen; 段鹍; Duan Kun; 霍娟; Huo Juan; 付瑜锋; Fu Yufeng; 何峰; He Feng; 芦昶彤; Lu Changtong
为开发一种基于美拉德反应中间体Heyns化合物的烟用香原料,以D-果糖(Fru)和L-苏氨酸(Thr)为原料合成了2-L-苏氨酸-2-脱氧-D-葡萄糖(Thr-Glu),利用红外光谱(IR)、核磁共振波谱( 1 H NMR、 13 C NMR)和高分辨质谱(HRMS)等技术对其进行了表征,采用热重-差热分析(TG-DTA)和在线裂解气相色谱/质谱联用法(Py-GC/MS)进行热裂解分析,并采用1,1-二苯基-2-三硝基苯肼(DPPH)自由基清除法和还原能力法检测了体外抗氧化活性。结果表明:①Thr-Glu的纯度(质量分数)达到99%,产率为69.7%。②Thr-Glu的初始裂解温度为118.65℃,500℃时总失重达到80%;裂解产物的数量随温度的升高而增加,裂解产物主要为杂环类、醛类、羧酸类和酮类化合物,具有焦甜香、烘焙香、坚果香、甜香、花香和奶香等香韵。③Thr-Glu具有较强的DPPH自由基清除能力和还原能力,是一种潜在的抗氧化剂。
Archive | 2017
Fu Yufeng; Lu Changtong; Duan Kun; Sun Zhitao; Wang Hongwei; Tian Haiying; Hu Shaodong; Wang Baolin; Luo Canxuan; Li Yaoguang
Archive | 2017
Ma Yuping; Ding Meizhou; Yu Jianchun; Duan Kun; Sun Mi; Wang Hongwei; Fu Yufeng; Li Quansheng; Gao Ning; Chen Zhifei; Li Lucheng; Xiong Anyan
Archive | 2016
Duan Kun; Fu Yufeng; Hu Shaodong; Zhao Yongzhen; Wang Hongwei; Wang Baolin; Wang Pengfei; Sun Jiuzhe
Archive | 2016
Duan Kun; Zhao Yongzhen; Hu Shaodong; Fu Yufeng; Zheng Fengyang; Wang Hongwei
Archive | 2017
Wang Pengfei; Yang Zongcan; Wang Baolin; Hu Shaodong; Duan Kun; Fu Yufeng
Archive | 2017
Duan Kun; Fu Yufeng; Wang Baolin; Wang Hongwei; Lu Changtong; Zheng Fengyang; Zhao Yongzhen; Wang Pengfei; Hu Shaodong; Liu Huan
Archive | 2017
Ma Shengtao; Feng Yingjie; Cheng Dongxu; Cui Ting; Wang Hongwei; Zhao Yongzhen; Duan Kun; Fu Yufeng; Wang Pengfei
Archive | 2017
Duan Kun; Luo Canxuan; Fu Yufeng; Yu Jianchun; Wang Baolin; Wang Bing; Zheng Piao; Hu Shaodong; Wang Pengfei; Liu Huan; Li Longfei
Archive | 2017
Fu Yufeng; Hu Shaodong; Duan Kun; Wang Hongwei; Luo Canxuan; Lu Changtong; Li Yaoguang