H2CCN

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Species data

Common Formula	H2CCN
Stoichiometric Formula	C2H2N
Name	Cyanomethyl radical
Mass	40.01872 a.m.u
Charge	0
CAS	2932-82-3
Inchi	InChI=1S/C2H2N/c1-2-3/h1H2
InchiKey	XSTKDMFTWATIQP-UHFFFAOYSA-N
State	Ground State

Search all reactions with H2CCN

KIDA H2CCN

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	4.382	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Definition: total Value (Å³): 4.382 Method: Calculations Origin: Bibliography Reference: Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Dipole moment

Evaluation	Value (D)	Method	Origin	Reference
	3.499	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288
	3.5	Measurements	Bibliography	Ozeki, H. et al. ;2004;Astrophysical Journal;617,680-684

Value (D): 3.499 Method: Calculations Origin: Bibliography Reference: Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288
Value (D): 3.5 Method: Measurements Origin: Bibliography Reference: Ozeki, H. et al. ;2004;Astrophysical Journal;617,680-684

Enthalpy of formation

Evaluation	T (K)	Value (kJ.mol^-1)	Method	Origin	Reference
	0	260.54	Reviews and Evaluations	Database : Burcat
	298	257.78	Reviews and Evaluations	Database : Burcat
	298	58 ±3	Measurements	Bibliography	Sablier, M. et al. ;2002;Chemical Reviews;102,2855-2924

T (K): 0 Value (kJ.mol^-1) : 260.54 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 257.78 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 58 ±3 Method: Measurements Origin: Bibliography Reference: Sablier, M. et al. ;2002;Chemical Reviews;102,2855-2924

Desorption energy

Evaluation	E_mean (K)	E_min (K)	E_max (K)	Pre-exponential factor (s^-1)	Order factor	Method	Origin	Reference	Type of surface	Description
	4230	0	0	0.00E+0	1	Estimation	Database : OSU		H2O	This binding energy was listed in the original OSU gas-grain code from Eric Herbst group in 2006. Energy of CH3CN-H The pre-exponential factor is not given. It can be computed using the formula given in Hasegawa et al. (1992).

E_mean (K): 4230 E _min (K): 0 E _max (K): 0 Pre-exponential factor (s^-1): 0.00E+0 Method: Estimation Origin: Other database Reference: Type of surface: H2O Description: This binding energy was listed in the original OSU gas-grain code from Eric Herbst group in 2006. Energy of CH3CN-H The pre-exponential factor is not given. It can be computed using the formula given in Hasegawa et al. (1992). Evaluation:

Diffusion energy

No data