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

using model chemistry: B2PLYP=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 B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-523.372728
Energy at 298.15K-523.375824
HF Energy-523.104814
Nuclear repulsion energy332.134156
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/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' 3505 3505 49.63      
2 A' 1779 1779 155.36      
3 A' 1416 1416 21.59      
4 A' 1298 1298 134.63      
5 A' 1226 1226 170.13      
6 A' 1092 1092 278.61      
7 A' 764 764 2.39      
8 A' 639 639 67.07      
9 A' 572 572 19.00      
10 A' 415 415 0.20      
11 A' 380 380 2.29      
12 A' 224 224 1.26      
13 A" 1258 1258 236.76      
14 A" 767 767 27.06      
15 A" 616 616 156.33      
16 A" 485 485 0.17      
17 A" 230 230 0.04      
18 A" 33 33 1.12      

Unscaled Zero Point Vibrational Energy (zpe) 8349.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8349.2 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/3-21G*
ABC
0.12256 0.08264 0.06786

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.583 0.000
C2 -0.310 -0.887 0.000
O3 0.834 -1.635 0.000
O4 -1.454 -1.319 0.000
F5 -1.037 1.351 0.000
F6 0.834 0.883 1.107
F7 0.834 0.883 -1.107
H8 0.602 -2.603 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.52352.34012.44841.36291.36821.36823.2273
C21.52351.36731.22212.35382.38132.38131.9433
O32.34011.36732.31003.52442.75072.75070.9956
O42.44841.22212.31002.70243.36293.36292.4242
F51.36292.35383.52442.70242.22432.22434.2809
F61.36822.38132.75073.36292.22432.21393.6652
F71.36822.38132.75073.36292.22432.21393.6652
H83.22731.94330.99562.42424.28093.66523.6652

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 107.975 C1 C2 O4 125.836
C2 C1 F5 109.148 C2 C1 F6 110.758
C2 C1 F7 110.758 C2 O3 H8 109.654
O3 C2 O4 126.190 F5 C1 F6 109.065
F5 C1 F7 109.065 F6 C1 F7 108.008
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability