photosensitizing; used for determining DNA/RNA structures in cells and microorganisms; antipsoriasis.

Furocoumarin C₁₁H₆O₃ from plants of the Psoralea genus, Leguminosae.

• Molecular Weight : 186.17 Da.
  
  
• Melting Point : 159-164°C.
  
  
• Solubility in : chloroform; slightly in ethanol and ether; practically not in water.
  
  
• Purity min. : 97 %. (TLC, mass spectrometry).
  
  
• Toxicity (LD₅₀) : rats (orally): 830 mg/kg. mice (orally): 1 300 mg/kg.
  
  
• Storage recommendations : Store at +4°C, in dark place.
  
  
• CAS Reg. No. : 66-97-7
  
  
• Merck Index 11th Ed. : 7944
  
  
• Bibliography :
  
  1. Anderson et al., Ann. Rev. Pharmacol. Toxicol.(1980) 20:235
  2. Berenbaum et al., Science (1981). 212: 927-929
  3. Cimino et al., Annu. Rev. Biochem. (1985). 54: 1151-93