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

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-525.546068
Energy at 298.15K-525.549580
HF Energy-524.513228
Nuclear repulsion energy341.172158
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 CID/6-311G*
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' 4007 3723 104.36      
2 A' 2030 1886 338.73      
3 A' 1552 1442 71.82      
4 A' 1393 1294 160.43      
5 A' 1333 1239 261.92      
6 A' 1253 1164 374.45      
7 A' 863 802 4.61      
8 A' 717 666 95.27      
9 A' 633 588 11.70      
10 A' 458 426 0.12      
11 A' 418 389 2.71      
12 A' 255 237 1.21      
13 A" 1330 1235 333.60      
14 A" 861 800 53.97      
15 A" 634 589 141.76      
16 A" 543 505 4.04      
17 A" 264 245 0.09      
18 A" 40 37 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 9291.5 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 8632.8 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 CID/6-311G*
ABC
0.13203 0.08519 0.07069

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.086 0.589 0.000
C2 -0.289 -0.895 0.000
O3 0.801 -1.636 0.000
O4 -1.402 -1.287 0.000
F5 -0.992 1.332 0.000
F6 0.801 0.877 1.070
F7 0.801 0.877 -1.070
H8 0.554 -2.556 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53082.33702.39471.30941.31901.31903.1800
C21.53081.31791.17992.33552.33952.33951.8630
O32.33701.31792.23013.46762.73122.73120.9528
O42.39471.17992.23012.65133.26823.26822.3317
F51.30942.33553.46762.65132.13732.13734.1846
F61.31902.33952.73123.26822.13732.14093.6045
F71.31902.33952.73123.26822.13732.14093.6045
H83.18001.86300.95282.33174.18463.60453.6045

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 110.022 C1 C2 O4 123.603
C2 C1 F5 110.391 C2 C1 F6 110.137
C2 C1 F7 110.137 C2 O3 H8 109.209
O3 C2 O4 126.374 F5 C1 F6 108.814
F5 C1 F7 108.814 F6 C1 F7 108.503
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability