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

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-525.832638
Energy at 298.15K-525.835971
HF Energy-524.574091
Nuclear repulsion energy337.882671
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 CCD/TZVP
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' 3848 3648 97.71      
2 A' 1935 1835 276.27      
3 A' 1470 1394 55.28      
4 A' 1329 1260 133.91      
5 A' 1272 1206 232.27      
6 A' 1187 1125 345.53      
7 A' 826 783 2.55      
8 A' 695 658 77.68      
9 A' 611 579 9.99      
10 A' 442 419 0.16      
11 A' 401 380 2.20      
12 A' 245 233 0.96      
13 A" 1264 1199 309.32      
14 A" 800 758 31.01      
15 A" 583 553 109.10      
16 A" 518 491 16.07      
17 A" 252 239 0.19      
18 A" 30 28 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 8854.1 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 8393.6 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 CCD/TZVP
ABC
0.12955 0.08355 0.06931

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.593 0.000
C2 -0.294 -0.905 0.000
O3 0.809 -1.654 0.000
O4 -1.419 -1.297 0.000
F5 -0.998 1.345 0.000
F6 0.809 0.886 1.080
F7 0.809 0.886 -1.080
H8 0.534 -2.580 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54542.35952.41671.32141.33171.33173.2037
C21.54541.33381.19092.35752.36452.36451.8688
O32.35951.33382.25653.50162.75992.75990.9659
O42.41671.19092.25652.67533.30083.30082.3368
F51.32142.35753.50162.67532.15532.15534.2136
F61.33172.36452.75993.30082.15532.16053.6405
F71.33172.36452.75993.30082.15532.16053.6405
H83.20371.86880.96592.33684.21363.64053.6405

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 109.851 C1 C2 O4 123.539
C2 C1 F5 110.397 C2 C1 F6 110.324
C2 C1 F7 110.324 C2 O3 H8 107.628
O3 C2 O4 126.610 F5 C1 F6 108.657
F5 C1 F7 108.657 F6 C1 F7 108.426
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability