中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | benzyl echinocarpate | 164584-09-2 | C26H24O9 | 480.471 |
2,4-二羟基-3,6-二甲基苯甲酸 | 2,4-dihydroxy-3,6-dimethylbenzoic acid | 4707-46-4 | C9H10O4 | 182.176 |
The benzyl ester echinocarpic acid (1′,4′-dihydroxy-6'-methoxy-3′-oxo-1′,3′-dihydroisobenzo-furan-5′-ylmethyl 2,4-dihydroxy-3,6-dimethylbenzoate) (7) has been isolated from the lichen Parmelia norcrambidiocarpa together with atranorin and chloroatranorin. The structure of the compound (7) followed from a combination of spectroscopic and chemical data.