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Journal of Tea Science ›› 2013, Vol. 33 ›› Issue (6): 550-555.doi: 10.13305/j.cnki.jts.2013.06.001

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The Selective Synthesis of (-)-epigallocatechin-3-(4-O-methylgallate)

LAI Rong-hui1,4, ZHAO Wen-fang1, HUANG Ya-hui1,3,*, ZHOU Wen2, WU Chun-lan1, LAI Xing-fei1, ZHAO Wen-xia1, ZHANG Min1   

  1. 1. College of Horticultur, South China Agricultural University, Guangzhou 510642, China;
    2. School of Pharmacy, Shanghai Jiaotong University, Shanghai 200240, China;
    3. Key Laboratory of Innovation and Utilization for Germplasm Resources in Horticultural Crops in Southern China of Guangdong Higher Education Institutes, Guangzhou 510642, China;
    4. Tea technology promotion station, Sanming 365000, China
  • Received:2013-03-04 Revised:2013-03-25 Online:2013-12-30 Published:2019-09-04

Abstract: (-)-epigallocatechin-3-(4-O-methylgall ate)(EGCG4″Me) was selective synthesized through chemical process from EGCG and propyl gallate (PG), with iodomethane (CH3I) as methylating reagent, in this paper. The final product was characterized by H1-NMR.

Key words: EGCG, EGCG4″Me, chemical modification

CLC Number: