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

using model chemistry: MP2=FULL/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 MP2=FULL/cc-pVDZ
 hartrees
Energy at 0K-525.597852
Energy at 298.15K-525.601131
HF Energy-524.404618
Nuclear repulsion energy336.182123
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 MP2=FULL/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' 3767 3581 101.33      
2 A' 1875 1782 216.23      
3 A' 1473 1400 52.25      
4 A' 1304 1240 144.60      
5 A' 1248 1186 226.98      
6 A' 1166 1108 323.44      
7 A' 805 765 3.69      
8 A' 673 639 72.35      
9 A' 598 568 9.35      
10 A' 430 408 0.17      
11 A' 398 378 2.06      
12 A' 239 227 1.12      
13 A" 1238 1176 313.11      
14 A" 797 758 34.36      
15 A" 617 586 102.12      
16 A" 513 487 1.31      
17 A" 245 233 0.08      
18 A" 29 28 1.14      

Unscaled Zero Point Vibrational Energy (zpe) 8707.2 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 8275.3 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 MP2=FULL/cc-pVDZ
ABC
0.12745 0.08332 0.06888

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.089 0.590 0.000
C2 -0.296 -0.899 0.000
O3 0.818 -1.649 0.000
O4 -1.435 -1.302 0.000
F5 -1.005 1.349 0.000
F6 0.818 0.883 1.088
F7 0.818 0.883 -1.088
H8 0.512 -2.574 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53782.35472.42891.33151.34171.34173.1923
C21.53781.34261.20792.35762.36622.36621.8597
O32.35471.34262.27893.50892.75582.75580.9744
O42.42891.20792.27892.68583.32123.32122.3253
F51.33152.35763.50892.68582.17332.17334.2065
F61.34172.36622.75583.32122.17332.17503.6372
F71.34172.36622.75583.32122.17332.17503.6372
H83.19231.85970.97442.32534.20653.63723.6372

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 109.484 C1 C2 O4 123.965
C2 C1 F5 110.290 C2 C1 F6 110.328
C2 C1 F7 110.328 C2 O3 H8 105.665
O3 C2 O4 126.551 F5 C1 F6 108.773
F5 C1 F7 108.773 F6 C1 F7 108.296
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability