Summary

IUPAC namedibromo(difluoro)methane
Synonyms75-61-6, InChI=1S/CBr2F2/c2-1(3,4)5, difluorodibromomethane, dibromodifluoromethane, dibromodifluoromethan
CAS number75-61-6
ChemSpider ID6142
PubChem ID6382
Molecular weight209.815 Da
FormulaCBr2F2
Multiplicity1
Point groupC2v
Symmetry number2
Rotatable bondsNA
StdInChiInChI=1S/CBr2F2/c2-1(3,4)5


Liquid properties

PropertyUnitT (K)ExperimentGAFF-ESP-2012OPLSCGenFFCOSMO-RSkowwinGAFF-ESPXlogP3
log kOW298.151.9912.602
1.993

Flexible models Hydrogen constrained All bonds constrained.


Gas properties

PropertyUnitT (K)ExperimentG2G3G4CBS-QB3W1BDW1UB3LYP/aug-cc-pVTZBSCGenFFGAFF-BCC-2018GAFF-ESP-2018AXppAXpgAXps
EkJ/mol298.1544.954
ΔHformkJ/mol0-399.14-373.74-362.74-410.24
ΔHformkJ/mol298.15-386.65-417.84-392.44-380.74-428.14
-417.96
ΔGformkJ/mol298.15-376.05-405.94-380.64-370.44-417.94
ΔSformJ/mol K298.150.05-39.64-39.74-34.64-34.44
S0J/mol K298.150.335321.104321.034326.134326.364
325.307
324.186
ZPEkJ/mol298.1531.04
CVJ/mol K298.1568.7±1.4865.8465.6468.9469.34
αanisoų298.15999
αxxų298.157.3248.7998.7998.799
αyyų298.1511.4748.7998.7998.799
αzzų298.158.2148.7998.7998.799
μxxD298.154999
μyyD298.154999
μzzD298.15-0.414-0.459-0.479-0.479
θxxBuckingham298.15-1.554-0.929-0.929-0.959
θyyBuckingham298.151.9741.6291.6591.689
θzzBuckingham298.15-0.424-0.709-0.739-0.739


References

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