l-C3H2

Click on the icon info to get details.

Species data

Common Formula	l-C3H2
Stoichiometric Formula	H2C3
Name	Propadienylidene
Mass	38.01565 a.m.u
Charge	0
CAS	60731-10-4
Inchi	InChI=1S/C3H2/c1-3-2/h1H2
InchiKey	LPUFMQSFYARLPQ-UHFFFAOYSA-N
State	Ground State

Search all reactions with l-C3H2

KIDA l-C3H2

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	5.609	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Definition: total Value (Å³): 5.609 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
	4.168	Calculations	Bibliography	Woon, D. E. et al. ;2009;Astrophysical Journal Supplement Series ;185,273-288

Value (D): 4.168 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	650.361	Reviews and Evaluations	Database : Burcat
	298	651.03	Reviews and Evaluations	Database : Burcat
	298	557 ±4	Calculations	Bibliography	Vazquez, J. et al. ;2009;The journal of physical chemistry. A;113, 12447

T (K): 0 Value (kJ.mol^-1) : 650.361 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 651.03 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 557 ±4 Method: Calculations Origin: Bibliography Reference: Vazquez, J. et al. ;2009;The journal of physical chemistry. A;113, 12447

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
	3387	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 + H. The pre-exponential factor is not given. It can be computed using the formula given in Hasegawa et al. (1992).

E_mean (K): 3387 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 + 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