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8-N₃-Ap₄A / 8-N₃-AppppA

P¹- (5'- [8- Azidoadenosyl])- P⁴- (5'- adenosyl)- tetraphosphate ( 8-N₃-Ap₄A / 8-N₃-AppppA )
Reactive Analoge of Ap₄A
Cat. No.: A 245
CAS No.: [126813-90-9]
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For other salt forms or a guaranteed higher purity please inquire. 8-N₃-Ap₄A / 8-N₃-AppppA is an analogue of the parent compound Ap₄A (Cat. No. D 115) where one of the hydrogens in position 8 of the adenine nucleobases has been replaced by a reactive azido group which allows for reaction with suitable ligands.

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Cat. No. A 245
CAS number [126813-90-9]
Purity > 95% HPLC
Salt form Sodium
Appearance Solid
Storage temperature -20°C / -4°F
Light-sensitive Yes
Molecular formula C₂₀H₂₇N₁₃O₁₉P₄ (for free acid)
Molecular weight [g/mol] 877.41 (for free acid)
Absorption max [nm] 265
Molar extinction coefficient ε [L·mol⁻¹·cm⁻¹] 19710
UV pH value 7
Solvent for UV data Water
  • 1. Guranowski A., Acta Biochim. Pol., 50, 947 - 972 (2003), "Analogs of Diadenosine Tetraphosphate (Ap4A)"