Summary

IUPAC namefluoroethyne
Synonyms2713-09-9, InChI=1S/C2HF/c1-2-3/h1H, fluoroacetylene, fluoroacetylene, fluoroacetylen
CAS number2713-09-9
ChemSpider ID30363
PubChem ID32759
Molecular weight44.0277 Da
FormulaC2HF
Multiplicity1
Point groupC∞v
Symmetry number1
Rotatable bondsNA
StdInChiInChI=1S/C2HF/c1-2-3/h1H


Liquid properties

PropertyUnitT (K)ExperimentGAFF-ESP-2012OPLSCGenFFCOSMO-RSkowwinGAFF-ESPXlogP3
log kOW298.150.801

Flexible models Hydrogen constrained All bonds constrained.


Gas properties

PropertyUnitT (K)ExperimentG2G3G4CBS-QB3W1BDW1UB3LYP/aug-cc-pVTZBSCGenFFGAFF-BCC-2018GAFF-ESP-2018AXppAXpgAXps
EkJ/mol298.1562.66256.303
E-scaledkJ/mol298.1557.773
ΔHformkJ/mol0104.82103.72106.32103.42101.62100.72
ΔHformkJ/mol298.15125.54104.42103.32106.72103.62102.02101.12
ΔGformkJ/mol298.1590.3289.2291.5288.5286.7285.82
ΔSformJ/mol K298.1547.4247.4250.9250.7251.2251.22
S0J/mol K298.15231.705225.582225.582229.162228.912229.392229.392240.843
231.614
S0-scaledJ/mol K298.15239.903
ZPEkJ/mol298.1554.1246.13
ZPE-scaledkJ/mol298.1547.73
CVJ/mol K298.1538.2238.2242.4242.0242.4242.4248.53
CV-scaledJ/mol K298.1547.93
αanisoų298.150.0260.0260.026
αxxų298.152.8823.7063.7063.706
αyyų298.152.8823.7063.7063.706
αzzų298.154.9723.7363.7363.736
μxxD298.152666
μyyD298.152666
μzzD298.15-0.642-0.666-0.636-0.646
θxxBuckingham298.15-1.332-1.946-2.066-2.046
θyyBuckingham298.15-1.332-1.946-2.066-2.046
θzzBuckingham298.152.6623.8864.1264.086


References

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