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Polyphenol components of the knotwood extracts of Salix capreal.
Russian Chemical Bulletin ( IF 1.7 ) Pub Date : 2020-12-01 , DOI: 10.1007/s11172-020-3050-x
D. E. Tsvetkov , A. S. Dmitrenok , Yu. E. Tsvetkov , A. O. Chizhov , N. E. Nifantiev

According to HPLC, NMR spectroscopy, and mass spectrometry, the extracts of the knotwood of Salix capreal. contain catechin (1), 7-O-(β-d-glucopyranosyl)dihydrokaempferol (2), 7-O-(β-d-glucopyranosyl)dihydrokaempferol-4′-O-methyl ether (3), 7-O-(β-d-glucopyranosyl)naringenin (prunin) (4), naringenin (5), and dihydrokaempferide (6). Compound 3 was not described previously.

中文翻译:

Salix capreal 虎杖提取物的多酚成分。

经高效液相色谱、核磁共振谱和质谱分析,椴树虎杖提取物。含有儿茶素(1)、7-O-(β-d-吡喃葡萄糖基)二氢山奈酚(2)、7-O-(β-d-吡喃葡萄糖基)二氢山奈酚-4'-O-甲基醚(3)、7-O- (β-d-吡喃葡萄糖基)柚皮素 (prunin) (4)、柚皮素 (5) 和二氢山奈酚 (6)。先前未描述化合物 3。
更新日期:2020-12-01
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