5-Hydroxy-8-methoxypsoralen (5-Hydroxyxanthotoxin) is a metabolite of Xanthotoxin. Xanthotoxin is a potent tricyclic furocoumarin suicide inhibitor of CYP (cytochrome P-450), is an agent used to treat psoriasis, eczema, vitiligo and some cutaneous Lymphomas in conjunction with exposing the skin to sunlight.

7471-73-0

C12H8O5

232.19

5-Hydroxy-8-methoxypsoralen;5-Hydroxyxanthotoxin

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years