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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-429.396310
Energy at 298.15K-429.397414
HF Energy-428.471644
Nuclear repulsion energy229.773142
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 MP2/6-31G*
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 2209 2083 62.92      
2 A1 1280 1207 325.27      
3 A1 816 770 3.37      
4 A1 524 494 7.86      
5 E 1272 1200 309.72      
5 E 1272 1200 309.72      
6 E 625 589 1.13      
6 E 625 589 1.13      
7 E 459 433 2.84      
7 E 459 433 2.84      
8 E 181 171 6.27      
8 E 181 171 6.27      

Unscaled Zero Point Vibrational Energy (zpe) 4952.4 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 4670.1 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 MP2/6-31G*
ABC
0.18664 0.09694 0.09694

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.296
C2 0.000 0.000 1.127
N3 0.000 0.000 2.356
F4 0.000 1.328 -0.795
F5 1.150 -0.664 -0.795
F6 -1.150 -0.664 -0.795

Atom - Atom Distances (Å)
  C1 C2 N3 F4 F5 F6
C11.42272.65221.41921.41921.4192
C21.42271.22942.33652.33652.3365
N32.65221.22943.42013.42013.4201
F41.41922.33653.42012.30092.3009
F51.41922.33653.42012.30092.3009
F61.41922.33653.42012.30092.3009

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 110.604
C2 C1 F5 110.604 C2 C1 F6 110.604
F4 C1 F5 108.316 F4 C1 F6 108.316
F5 C1 F6 108.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability