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Two acylated anthocyanins have been isolated from the petals of petunia (Petunia hybrida Surfinia blue). Their complete structures were elucidated by means of homo- and heteronuclear two-dimensional NMR techniques to be malvidin 3-O- [6-O- (4-O- E-caffeoyl-a-rhamnopyranosyl)-β-glucopyranoside]-5-O-β-glucopyranoside and the new pigment malvidin 3-O- [6-O- (4-O-Z-p-coumaroyl-a-rhamnopyranosyl)-β-glucopyranoside]-5-O-β-glucopyrano...
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