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All results from a given calculation for CF3OH (trifluoromethanol)

using model chemistry: QCISD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G
 hartrees
Energy at 0K-412.076845
Energy at 298.15K-412.079743
HF Energy-411.487876
Nuclear repulsion energy198.218284
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 QCISD/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 A' 3662 3529 76.84      
2 A' 1446 1393 154.76      
3 A' 1264 1218 456.29      
4 A' 1112 1072 205.44      
5 A' 833 803 2.21      
6 A' 580 559 8.96      
7 A' 552 532 30.20      
8 A' 403 388 4.90      
9 A" 1201 1157 381.91      
10 A" 577 556 21.99      
11 A" 420 404 44.72      
12 A" 247 238 154.98      

Unscaled Zero Point Vibrational Energy (zpe) 6147.8 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 5924.1 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 QCISD/6-31G
ABC
0.17720 0.17371 0.17309

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.002 0.028 0.000
O2 -1.065 0.902 0.000
F3 1.166 0.760 0.000
F4 -0.002 -0.815 1.121
F5 -0.002 -0.815 -1.121
H6 -1.932 0.445 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 F4 F5 H6
C11.37611.37851.40261.40261.9751
O21.37612.23612.30942.30940.9797
F31.37852.23612.25862.25863.1146
F41.40262.30942.25862.24192.5635
F51.40262.30942.25862.24192.5635
H61.97510.97973.11462.56352.5635

picture of trifluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H6 112.860 O2 C1 F3 108.541
O2 C1 F4 112.424 O2 C1 F5 112.424
F3 C1 F4 108.609 F3 C1 F5 108.609
F4 C1 F5 106.106
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability