C4H

Click on the icon info to get details.

Species data

Common Formula	C4H
Stoichiometric Formula	C4H
Name
Mass	49.00783 a.m.u
Charge	0
CAS	53561-65-2
Inchi	InChI=1S/C4H/c1-3-4-2/h1H
InchiKey	GRADOOOISCPIDG-UHFFFAOYSA-N
State	Ground State

Search all reactions with C4H

KIDA C4H

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	7.151	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Definition: total Value (Å³): 7.151 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
	0.866	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Value (D): 0.866 Method: Calculations Origin: Bibliography Reference: Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Enthalpy of formation

Evaluation	T (K)	Value (kJ.mol^-1)	Method	Origin	Reference
	0	775.015 ±50	Reviews and Evaluations	Database : Burcat
	298	780 ±50	Reviews and Evaluations	Database : Burcat
	298	815 ±20	Calculations	Bibliography	Gu, X. et al. ;2006;J. Phys. Chem. A;110, 11265–11278

T (K): 0 Value (kJ.mol^-1) : 775.015 ±50 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 780 ±50 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 815 ±20 Method: Calculations Origin: Bibliography Reference: Gu, X. et al. ;2006;J. Phys. Chem. A;110, 11265–11278

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
	3737	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 C3H+C The pre-exponential factor is not given. It can be computed using the formula given in Hasegawa et al. (1992).

E_mean (K): 3737 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 C3H+C 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