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Experimental data for CH3CHFCl (Ethane, 1-chloro-1-fluoro-)

22 02 02 11 45
Other names
1-Chloro-1-fluoroethane; 1-Chlorofluoroethane; Ethane, 1-chloro-1-fluoro-; Freon 151; Monochloromonofluoroethane;
INChI INChIKey SMILES IUPAC name
InChI=1S/C2H4ClF/c1-2(3)4/h2H,1H3 YACLCMMBHTUQON-UHFFFAOYSA-N C[C@H](Cl)F 1-Chloro-1-fluoroethane
State Conformation
1A C1
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -313.80   kJ mol-1 TRC
Hfg(0K) enthalpy of formation -300.40   kJ mol-1 TRC
Entropy (298.15K) entropy 300.60   J K-1 mol-1 TRC
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity 14.67   kJ mol-1 TRC
Heat Capacity (298.15K) heat capacity 72.78   J K-1 mol-1 TRC
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference

Calculated vibrational frequencies for CH3CHFCl (Ethane, 1-chloro-1-fluoro-).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
0.30075 0.15566 0.11106 1996Hin/Les:9729

Calculated rotational constants for CH3CHFCl (Ethane, 1-chloro-1-fluoro-).
Product of moments of inertia moments of inertia
921410.1amu3Å6   4.2191111628915E-114gm3 cm6
Geometric Data
picture of Ethane, 1-chloro-1-fluoro-

Point Group C1


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for CH3CHFCl (Ethane, 1-chloro-1-fluoro-).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
H-C 4
C-C 1
C-F 1
C-Cl 1

Connectivity
Atom 1 Atom 2
C1 C2
C1 H3
C1 F4
C1 Cl5
C2 H6
C2 H7
C2 H8
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A C1 True           C1 3 5
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for CH3CHFCl (Ethane, 1-chloro-1-fluoro-).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A C1 True       C1 3 5

Calculated electric quadrupole moments for CH3CHFCl (Ethane, 1-chloro-1-fluoro-).

References
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squib reference DOI
1996Hin/Les:9729 Hinze, R.;Lesarri, A.; Lopez, J.C.; Alonso, J.L. "Rotational spectrum, internal rotation barrier and ab initio calculations on 1-chloro-1-fluoroethane." Journal of Chemical Physics. 104, 9729-9734 (1996) 10.1063/1.471734
TRC Frenkel, M; Marsh, K.N.; Wilhoit, R.C.; Kabo, G.J.; Roganov, G.N.,Thermodynamics of Organic Compounds in the Gas State,Thermodynamics Research Center, College Station, TX, 1994  

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