Phytochemistry p. 249 - 252 (1987)
Update date:2022-08-31
Topics:
Shimomura, Hiroko
Sashida, Yutaka
Adachi, Tokuo
A new bitter phenylpropanoid glucoside, 2-(4-hydroxyphenyl)-ethyl-(6-O-caffeoyl)-β-D-glucopyranoside and a new bitter tannin-related compound, 3,4,5-trimethoxybenzoyl-β-D-glucopyranoside, have been isolated together with known compounds, 2-(3,4-dihydroxyphyenyl)-ethyl-(6-O-caffeoyl)-β-D-glucopyranoside,2-(3,4-dihydroxyphenyl)-ethyl-β-D-glucopyranoside and 6-O-caffeoyl-D-glucopyranose, from the bark of Prunus grayana.The structures of these compounds have been established on the basis of spectroscopic studies and chemical evidence. Key Word Index--Prunus grayana; Rosaceae; phenylpropanoid glucosides; tannin-related compound; caffeic acid esters; 3,4,5-trimethoxybenzoic acid ester.
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