Patents granted for research achievements: 1. Li Weidong and Chen Li; Optically pure L-cephalomannine and its separation and purification method: China invention patent, granted on 20 1 1.04.27. China invention patent applied for: 1. Chen Li, Li Weidong; Optically pure ketoacyl harringtonine and its preparation and purification methods; Date of application: June 65438+August 2, 2009. Chen Li, Li Weidong; An efficient and stereoselective method for semi-synthesis of Cephalotaxus fortunei alkaloids: application date: 2011.07.123. Li Weidong, Cui Jia, Chen Li; N- substituted -O- silicon-substituted-serine trichloroethyl ester compound and its synthesis: application date: 2009. 10.28 4. Li Weidong, Bai Yingjun, Chen Li; Substituted heterocyclic compounds and their synthesis methods: application date: 20 10.05. 18 5. Li Weidong, Bai Yingjun, Chen Li; Asymmetric total synthesis of halosporamide A and its analogues: application date: 2010.06.210.6. Li Weidong, Qin Tao, Chen Li, Chen Guicai; Synthesis method of halofuginone hydrobromide and its analogues: application date: 20 10.08.20 7. Li Weidong, Jing Dajiang, Chen Li; 5- siloxane-ketocarbonyl isoheptanoic acid and 6- siloxane-ketocarbonyl isooctanoic acid, their esters and synthetic methods; Date of application: 20 1 1.05.26 8. Wang Qingmin, Chen Li, Huang Runqiu, Bi Fuchun; Preparation and application of N- thioaminobenzoyl phenylurea compounds:
9. Wang Qingmin, Sun Ranfeng, Chen Li, Lv Maoyun, Huang Runqiu, Bi Fuchun; Benzoyl urea compounds containing oxime ether structure, their preparation and application; 1. Chen; Huang Zhiqing; Wang, Master of Laws; Shang; Bi, female; Huang Ruiqing, "Insecticidal benzoyl urea -S- carbamate: a new precursor with dual functions of benzoyl urea and carbamate" \ Agricultural Journal. Food chemistry. 2007, 55, 2659