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Tetrabromorhodamine 123, bromide

Tetrabromorhodamine 123 can be used to generate singlet oxygen (1O2) in mitochondrial membranes (1,2). The dye has a quantum yield for singlet oxygen generation of 0.65-0.7 and is particularly toxic to carcinoma cells.

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Product Description

Tetrabromorhodamine 123 can be used to generate singlet oxygen (1O2) in mitochondrial membranes (1,2). The dye has a quantum yield for singlet oxygen generation of 0.65-0.7 and is particularly toxic to carcinoma cells.3

  • λExEm(MeOH) = 524/550 nm
  • ε (MeOH) = 91,000
  • Orange red solid soluble in DMSO or DMF
  • Store at 4°C and protect from light, especially in solution
  • C21H13Br5N2O3
  • MW: 740.86

 

References

1. Photochem Photobiol 55, 81 (1992).

2. Proc SPIE 997, 48 (1988).

3. Cancer Res 49, 3961 (1989).

 

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