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All results from a given calculation for CF3OH (trifluoromethanol)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-406.096485
Energy at 298.15K-406.098982
HF Energy-405.955238
Nuclear repulsion energy196.690606
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/STO-3G
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' 3897 3398 23.50      
2 A' 1616 1409 52.49      
3 A' 1347 1174 133.86      
4 A' 1277 1114 125.95      
5 A' 887 773 0.79      
6 A' 557 486 13.30      
7 A' 529 461 16.08      
8 A' 382 333 2.15      
9 A" 1384 1206 153.16      
10 A" 548 478 16.98      
11 A" 390 340 8.77      
12 A" 191 167 63.38      

Unscaled Zero Point Vibrational Energy (zpe) 6502.3 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 5669.3 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/STO-3G
ABC
0.17419 0.17171 0.17024

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.010 0.015 0.000
O2 -1.435 0.094 0.000
F3 0.486 1.312 0.000
F4 0.486 -0.653 1.124
F5 0.486 -0.653 -1.124
H6 -1.694 -0.888 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 F4 F5 H6
C11.44721.38211.39091.39091.9284
O21.44722.27482.34732.34731.0153
F31.38212.27482.26392.26393.0972
F41.39092.34732.26392.24712.4635
F51.39092.34732.26392.24712.4635
H61.92841.01533.09722.46352.4635

picture of trifluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H6 101.646 O2 C1 F3 107.009
O2 C1 F4 111.578 O2 C1 F5 111.578
F3 C1 F4 109.452 F3 C1 F5 109.452
F4 C1 F5 107.753
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability