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All results from a given calculation for CF3OH (trifluoromethanol)

using model chemistry: MP4=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/3-21G
 hartrees
Energy at 0K-410.001583
Energy at 298.15K-410.004496
HF Energy-409.412617
Nuclear repulsion energy200.567660
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 MP4=FULL/3-21G
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' 3556 3481        
2 A' 1484 1452        
3 A' 1292 1264        
4 A' 1139 1115        
5 A' 853 834        
6 A' 601 588        
7 A' 570 558        
8 A' 422 413        
9 A" 1280 1253        
10 A" 598 585        
11 A" 435 426        
12 A" 190 186        

Unscaled Zero Point Vibrational Energy (zpe) 6209.4 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 6077.8 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 MP4=FULL/3-21G
ABC
0.18142 0.17795 0.17760

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.004 0.021 0.000
O2 -1.063 0.892 0.000
F3 1.147 0.756 0.000
F4 0.004 -0.803 1.105
F5 0.004 -0.803 -1.105
H6 -1.922 0.397 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 F4 F5 H6
C11.37781.35801.37841.37841.9629
O21.37782.21382.28802.28800.9915
F31.35802.21382.22612.22613.0895
F41.37842.28802.22612.20932.5245
F51.37842.28802.22612.20932.5245
H61.96290.99153.08952.52452.5245

picture of trifluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H6 110.831 O2 C1 F3 108.033
O2 C1 F4 112.220 O2 C1 F5 112.220
F3 C1 F4 108.880 F3 C1 F5 108.880
F4 C1 F5 106.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability