Purpurin 18 是一种二氢卟啉，是叶绿素的衍生物，用于光敏剂的生产。

Purpurin 18 is an interesting dihydroporphyrin for generating photosensitizers. It has antioxidant activity

25465-77-4

C33H32N4O5

564.63

Ethanol:< 1 mg/mL (insoluble)
DMSO:10 mg/mL (17.71 mM),ultrasonic and warming and heat to 60°C
Powder: -20°C for 3 years
In solvent: -80°C for 2 years