Usnic acid 是地衣次生代谢产物，具有独特的二苯并呋喃骨架。它是一种抗菌剂、抗肿瘤剂和酶抑制剂。

Usnic acid is an antimicrobial, antitumor and enzyme inhibiting agent shown to uncouple oxidative phosphorylation in mouse-liver mitochondria. Usnic acid induces necrosis in certain cells.

125-46-2

C18H16O7

344.319

Usniacin;松萝酸;地衣酸

DMSO:10 mM
Powder: -20°C for 3 years
In solvent: -80°C for 2 years