Hydrogen atom Hydrogen cyanide

Draganic, I.; Draganic, Z.; Petkovic, L.; Nikolic, A.
J. Am. Chem. Soc. 95, 7193-7199 (1973)

Reaction: H· + HCN ® HN=CH⁺
Reference Reaction: H· + EtOH ®
Solvent: H₂O

k = 3.7 × 10⁷(L mol^-1 s^-1), k_reference = 1.7 × 10⁷(L mol^-1 s^-1), pH = 2

Experimental method: Gamma-radiolysis
Analytical method: chemical analysis
Data type: Relative value measured by steady state method

C.k., obs. G(H₂). Discrepancy with other reported data. No recommendation.

Ogura, H.
Bull. Chem. Soc. Jpn. 41, 2871-2876 (1968)

Reaction: H· + HCN ® HN=CH⁺
Reference Reaction: H· + 2-PrOH ®
Solvent: H₂O

k/k_reference = 1.4
k = 1.0 × 10⁸(L mol^-1 s^-1), k_reference = 7.4 × 10⁷(L mol^-1 s^-1)

Experimental method: Gamma-radiolysis
Analytical method: chemical analysis
Data type: Relative value measured by steady state method

Competition kinetics Discrepancy with other reported data. No recommendation.