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《Journal of Chinese Medicinal Materials》 2010-06
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Studies on Chemical Constituents of the Extract of Lonicera japonica

CHEN Qiu-zhu1,3,LIN Rui-chao2,WANG Gang-li2,LI Fa-mei1(1.Shenyang Pharmaceutical University,Shenyang 110016,China;2.National Institute for the Control of Pharmaceutical and Biological Product,Beijing 100050,China;3.Jiangxi Institute for Food and Drug Control,Nanchang 330029,China)  
Objective: To isolate and elucidate the structure of the constituents of the extract of Lonicera japonica.Methods: The compounds were isolated and repeatedly purified on TLC,silica gel column chromatography,and gel column chromatography.The structures were elucidated by physico-chemical properties,MS and NMR.Results: Seven compounds were obtained and elucidated as luteolin(Ⅰ),luteoloside(Ⅱ),quercetin(Ⅲ),quercetin-3-O-β-D-glucoside(Ⅳ),quercetin-7-O-β-D-glucoside(Ⅴ),rutin(Ⅵ),chlorogenic acid(Ⅶ).Conclusion: Compound Ⅴ is isolated from this genus for the first time.
【CateGory Index】: R284.1
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