식물 ≫ 2차대사산물 ≫ Alkaloid, Terpenoid, Phenolic



페놀 화합물
- Flavonoid, 안토시아닌
- 폴리페놀,
- Tannin
- lignin

식물의 방어물질

- 페놀기 함유, 10,000종류 이상
- defense, mechanical support, attracting pollinators, seed dispersal, absorbing UV, competition btwn plants
- Allelopathy = inhibition of one plant by chemicals produced by another competitive advantage