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

using model chemistry: CCSD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/cc-pVDZ
 hartrees
Energy at 0K-525.596675
Energy at 298.15K-525.599987
HF Energy-524.406114
Nuclear repulsion energy336.636163
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 CCSD/cc-pVDZ
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' 3798 3598 89.48      
2 A' 1925 1824 246.00      
3 A' 1487 1409 53.85      
4 A' 1332 1262 145.62      
5 A' 1272 1205 225.71      
6 A' 1184 1122 330.36      
7 A' 815 772 3.71      
8 A' 680 644 77.83      
9 A' 602 570 9.82      
10 A' 434 411 0.19      
11 A' 400 379 2.09      
12 A' 240 227 1.14      
13 A" 1268 1202 307.77      
14 A" 804 762 34.43      
15 A" 604 573 106.11      
16 A" 516 488 2.40      
17 A" 247 234 0.14      
18 A" 33 32 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 8820.7 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 8355.8 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 CCSD/cc-pVDZ
ABC
0.12809 0.08332 0.06897

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.592 0.000
C2 -0.295 -0.901 0.000
O3 0.815 -1.654 0.000
O4 -1.428 -1.299 0.000
F5 -1.004 1.349 0.000
F6 0.815 0.884 1.085
F7 0.815 0.884 -1.085
H8 0.515 -2.578 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54122.36092.42391.32881.33861.33863.1994
C21.54121.34101.20112.35912.36532.36531.8627
O32.36091.34102.27053.51102.76022.76020.9722
O42.42391.20112.27052.68203.31283.31282.3256
F51.32882.35913.51102.68202.16892.16894.2110
F61.33862.36532.76023.31282.16892.17073.6411
F71.33862.36532.76023.31282.16892.17073.6411
H83.19941.86270.97222.32564.21103.64113.6411

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 109.798 C1 C2 O4 123.752
C2 C1 F5 110.347 C2 C1 F6 110.239
C2 C1 F7 110.239 C2 O3 H8 106.168
O3 C2 O4 126.450 F5 C1 F6 108.808
F5 C1 F7 108.808 F6 C1 F7 108.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability