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ApCH₂ppCH₂pA / Ap₄(α,β-CH₂-γ,δ-CH₂)A

P¹, P⁴- Di- (adenosine- 5')- P¹, P²- methylene- P³, P⁴- methylenetetraphosphate ( ApCH₂ppCH₂pA / Ap₄(α,β-CH₂-γ,δ-CH₂)A )
Hydrolysis resistant analogue of Up4A/Ap4A

Cat. No.: D 177
CAS No.: [1258940-09-8]
Shipping: ambient

For other salt forms or a guaranteed higher purity please inquire. ApCH₂ppCH₂pA is an analogue of Up4A (Ap4A), where two bridging oxygen atoms in the phosphate chain are replaced by methylene groups in order to resist hydrolysis.

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Cat. No. D 177
CAS number [1258940-09-8]
Purity > 95% HPLC
Salt form Sodium
Appearance Solid
Storage temperature -20°C / -4°F
Molecular formula C₂₂H₃₂N₁₀O₁₇P₄ (for free acid)
Molecular weight [g/mol] 832.5 (for free acid)
Absorption max [nm] 259
Molar extinction coefficient ε [L·mol⁻¹·cm⁻¹] 27000
UV pH value 7
Solvent for UV data Water
  • 1. Guranowski A., Acta Biochim. Pol., 50, 947 - 972 (2003), "Analogs of Diadenosine Tetraphosphate (Ap4A)"