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All results from a given calculation for CF3CN (Acetonitrile, trifluoro-)

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-93.174600
Energy at 298.15K-93.175662
HF Energy-92.233966
Nuclear repulsion energy122.496593
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2136 2035 72.74      
2 A1 1244 1186 343.45      
3 A1 802 764 3.41      
4 A1 517 493 6.52      
5 E 1222 1165 353.97      
5 E 1222 1165 353.97      
6 E 612 583 1.61      
6 E 612 583 1.61      
7 E 451 430 1.77      
7 E 451 430 1.77      
8 E 178 170 5.55      
8 E 178 170 5.55      

Unscaled Zero Point Vibrational Energy (zpe) 4813.0 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 4585.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/CEP-121G*
ABC
0.18547 0.09533 0.09533

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.282
C2 0.000 0.000 1.216
N3 0.000 0.000 2.401
F4 0.000 1.263 -0.750
F5 1.094 -0.631 -0.750
F6 -1.094 -0.631 -0.750

Atom - Atom Distances (Å)
  C1 C2 N3 F4 F5 F6
C11.49732.68291.34671.34671.3467
C21.49731.18562.33592.33592.3359
N32.68291.18563.39443.39443.3944
F41.34672.33593.39442.18732.1873
F51.34672.33593.39442.18732.1873
F61.34672.33593.39442.18732.1873

picture of Acetonitrile, trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 180.000 C2 C1 F4 110.327
C2 C1 F5 110.327 C2 C1 F6 110.327
F4 C1 F5 108.602 F4 C1 F6 108.602
F5 C1 F6 108.602
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability