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All results from a given calculation for CF3COOH (trifluoroacetic acid)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/STO-3G
 hartrees
Energy at 0K-518.760448
Energy at 298.15K-518.762783
HF Energy-518.656091
Nuclear repulsion energy320.848049
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 B2PLYP=FULL/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' 3763 3763 15.09      
2 A' 1846 1846 54.53      
3 A' 1492 1492 6.29      
4 A' 1351 1351 64.50      
5 A' 1228 1228 78.12      
6 A' 1130 1130 154.24      
7 A' 760 760 1.64      
8 A' 589 589 53.55      
9 A' 530 530 12.43      
10 A' 376 376 0.28      
11 A' 330 330 1.86      
12 A' 171 171 0.26      
13 A" 1319 1319 109.50      
14 A" 677 677 13.29      
15 A" 615 615 66.99      
16 A" 442 442 0.64      
17 A" 203 203 0.01      
18 A" 16 16 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 8419.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8419.4 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 B2PLYP=FULL/STO-3G
ABC
0.11769 0.07485 0.06222

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.098 0.630 0.000
C2 -0.325 -0.945 0.000
O3 0.855 -1.725 0.000
O4 -1.486 -1.411 0.000
F5 -1.051 1.420 0.000
F6 0.855 0.938 1.133
F7 0.855 0.938 -1.133
H8 0.488 -2.681 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.63062.47372.58391.39411.39661.39663.3340
C21.63061.41401.25192.47362.49342.49341.9169
O32.47371.41402.36203.67712.89342.89341.0240
O42.58391.25192.36202.86423.50443.50442.3472
F51.39412.47363.67712.86422.26892.26894.3799
F61.39662.49342.89343.50442.26892.26533.8094
F71.39662.49342.89343.50442.26892.26533.8094
H83.33401.91691.02402.34724.37993.80943.8094

picture of trifluoroacetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.471 C1 C2 O4 126.891
C2 C1 F5 109.485 C2 C1 F6 110.674
C2 C1 F7 110.674 C2 O3 H8 102.491
O3 C2 O4 124.637 F5 C1 F6 108.786
F5 C1 F7 108.786 F6 C1 F7 108.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability