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SFX succinimidyl ester, 5 and 6 isomers

5(6)-SFX has a 6-atom aminohexanoyl spacer group that separates the fluorescein dye and the amine-reactive group.

Product Attributes

Excitation/Emission

494/521 nm (pH 9)

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Product Description

5(6)-SFX (full name: 6-(Fluorescein-5-(and-6)-carboxamido)hexanoic acid,succinimidyl ester) has a 6-atom aminohexanoyl spacer group that separates the fluorescein dye and the amine-reactive group.

  • λExEm (pH 9) = 494/521 nm
  • Yellow solid soluble in DMF, DMSO or pH>6.5 buffers
  • Store at -20°C and protect from light
  • C31H26N2O10
  • MW:586.55

 

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