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

using model chemistry: CCSD/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-526.098894
Energy at 298.15K-526.102248
HF Energy-524.580876
Nuclear repulsion energy338.462778
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-pVTZ
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' 3825 3600 100.21      
2 A' 1918 1805 260.04      
3 A' 1480 1393 52.07      
4 A' 1331 1252 155.92      
5 A' 1269 1194 199.64      
6 A' 1181 1112 314.92      
7 A' 826 777 1.94      
8 A' 685 645 75.15      
9 A' 608 572 9.91      
10 A' 438 412 0.07      
11 A' 400 377 2.42      
12 A' 243 229 1.15      
13 A" 1267 1192 284.01      
14 A" 812 764 32.93      
15 A" 600 565 101.68      
16 A" 521 491 4.56      
17 A" 253 238 0.13      
18 A" 35 33 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 8845.5 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 8325.4 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 CCSD/cc-pVTZ
ABC
0.12986 0.08396 0.06958

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.593 0.000
C2 -0.294 -0.899 0.000
O3 0.809 -1.649 0.000
O4 -1.419 -1.295 0.000
F5 -0.996 1.344 0.000
F6 0.809 0.882 1.078
F7 0.809 0.882 -1.078
H8 0.525 -2.571 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53992.35492.41521.31851.32921.32923.1940
C21.53991.33341.19272.35052.35602.35601.8617
O32.35491.33342.25573.49502.75082.75080.9648
O42.41521.19272.25572.67273.29633.29632.3254
F51.31852.35053.49502.67272.15282.15284.2002
F61.32922.35602.75083.29632.15282.15623.6284
F71.32922.35602.75083.29632.15282.15623.6284
H83.19401.86170.96482.32544.20023.62843.6284

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 109.877 C1 C2 O4 123.723
C2 C1 F5 110.394 C2 C1 F6 110.192
C2 C1 F7 110.192 C2 O3 H8 107.113
O3 C2 O4 126.400 F5 C1 F6 108.802
F5 C1 F7 108.802 F6 C1 F7 108.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability