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New Acylated Flavone-O-Glycosides and Iridoids from the Genus Veronica
Chemistry of Natural Compounds ( IF 0.8 ) Pub Date : 2021-05-29 , DOI: 10.1007/s10600-021-03382-2
D. N. Olennikov , N. K. Chirikova

Six new compounds including four flavonoids (13, 5) and two iridoids (4 and 6) were found in three Veronica species growing in eastern Siberia. Their structures were studied by UV and NMR spectroscopy and mass spectrometry. 6-Hydroxyluteolin-7-O-(6″-O-isoferuloyl)-β-D-glucopyranoside (veroniside A, 1) was isolated from V. daurica Steven; 6-hydroxyluteolin-7-O-(6″-O-isovanilloyl)-β-D-glucopyranoside (veroniside B, 2) and scutellarein-7-O-(6″-O-vanilloyl)-β-D-glucopyranoside (veroniside C, 3), from V. spicata subsp. incana (L.) Walters (V. incana L.); and 6-O-sinapoyl catalpol (veroniside D, 4), scutellarein-7-O-(6″-O-protocatechoyl)glucoside (veroniside E, 5), and 6-O-isoferuloyl asystasioside E (veroniside F, 6), from V. longifolia L.



中文翻译:

维罗妮卡属的新酰化黄酮-O-糖苷和环烯醚萜

包括4种黄酮化合物(六个新化合物1 - 35和苷类成分的()46在三个被发现)婆婆物种东西伯利亚生长。通过紫外和核磁共振光谱和质谱研究了它们的结构。6-Hydroxyluteolin-7- O- (6″ -O -isoferuloyl)-β-D-吡喃葡萄糖苷(veroniside A, 1 )是从V. daurica Steven中分离出来的;6- hydroxyluteolin -7- Ö - (6“ - ö -isovanilloyl) - β -D-吡喃葡糖苷(veroniside B,2)和野黄芩素-7- Ö - (6” -O -vanilloyl)- β -D-glucopyranoside (veroniside C, 3 ),来自V. spicata subsp. incana (L.) Walters ( V. incana L.); 和 6- O-芥子酰梓醇 (维罗尼苷 D, 4 )、黄芩素-7 - O -(6″- O-原儿茶酰基)葡糖苷 (维罗尼苷 E, 5 ) 和 6- O-异阿魏酰 asystasioside E (维罗尼苷 F, 6 )从V.长叶大号

更新日期:2021-05-30
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