【 Name in English 】 Psoralen extract
【 CAS number】 66-97-7
【 Molecular formula 】 C11H6O3
【 Molecular weight 】 186.16
【 EINECS No.】 200-639-7
【 MP 】 160-162 ° C
【 Boiling point 】 280.64 ° C (rough estimate)
【 Density】 1.2477 (rough estimate)
【 Use 】 phototoxic phytoalexin; When activated by UV light, psoralen induces cross strand cross links in DNA. Has a role in increasing skin melanin and is indicated for vitiligo. In addition, it is used for alopecia areata and psoriasis.