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All results from a given calculation for CH3CF3 (Ethane, 1,1,1-trifluoro-)

using model chemistry: MP2=FULL/6-311G*

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=FULL/6-311G*
 hartrees
Energy at 0K-376.893594
Energy at 298.15K-376.898318
HF Energy-375.917751
Nuclear repulsion energy201.717630
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=FULL/6-311G*
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 3123 2958 0.46      
2 A1 1481 1403 121.91      
3 A1 1331 1261 148.91      
4 A1 851 806 6.54      
5 A1 615 582 24.41      
6 A2 252 239 0.00      
7 E 3228 3058 3.34      
7 E 3228 3058 3.34      
8 E 1525 1444 0.55      
8 E 1525 1444 0.55      
9 E 1286 1218 255.44      
9 E 1286 1218 255.44      
10 E 1004 951 56.71      
10 E 1004 951 56.71      
11 E 551 521 1.23      
11 E 551 521 1.23      
12 E 373 354 0.54      
12 E 373 354 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 11794.3 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 11170.4 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=FULL/6-311G*
ABC
0.18271 0.17350 0.17350

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.469
C2 0.000 0.000 -0.028
H3 0.000 -1.027 1.829
H4 0.890 0.514 1.829
H5 -0.890 0.514 1.829
F6 0.000 1.250 -0.523
F7 -1.083 -0.625 -0.523
F8 1.083 -0.625 -0.523

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.49671.08871.08871.08872.35172.35172.3517
C21.49672.12262.12262.12261.34471.34471.3447
H31.08872.12261.77911.77913.27432.62092.6209
H41.08872.12261.77911.77912.62093.27432.6209
H51.08872.12261.77911.77912.62092.62093.2743
F62.35171.34473.27432.62092.62092.16532.1653
F72.35171.34472.62093.27432.62092.16532.1653
F82.35171.34472.62092.62093.27432.16532.1653

picture of Ethane, 1,1,1-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 111.609 C1 C2 F7 111.609
C1 C2 F8 111.609 C2 C1 H3 109.355
C2 C1 H4 109.355 C2 C1 H5 109.355
H3 C1 H4 109.587 H3 C1 H5 109.587
H4 C1 H5 109.587 F6 C2 F7 107.251
F6 C2 F8 107.251 F7 C2 F8 107.251
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability