Fluorescein Methotrexate, Triammonium Salt, 1 mg

Fluorescein methotrexate is useful for studying anti-metabolite resistance and spontaneous gene amplification. The dye is actively taken up by cells and binds to dihydrofolate reductase (DHFR) quantitatively.  

  
• λ_Ex/λ _Em = 496/516nm
  
• Yellow solid soluble in pH>6.5 buffer, or DMF
  
• Store desiccated at 4°C and protect from light
  
• C₄₆H₅₄N₁₄O₉S
  
• MW:979.08
  

• Data sheet: View or download
• MSDS: View or download