Polysaccharides (mainly sucrose), tannins, organic acids (angelic = methylcorotonic acid, caffeic acid, chlorogenic
acid); flavonoids (archangelenone); essential oil (yield 0.35 to 1.30%); coumarins and furocoumarins (osthenol 0.37 to 0.47 μg/g;
umbelliferone, begapten, isoimperatorin, xanthotoxin, angelicin, archangelicin)
