return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: wB97X-D/aug-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 wB97X-D/aug-cc-pVTZ
 hartrees
Energy at 0K-526.859382
Energy at 298.15K-526.862664
HF Energy-526.859382
Nuclear repulsion energy337.692015
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 wB97X-D/aug-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' 3820 3654 99.40      
2 A' 1898 1816 316.64      
3 A' 1437 1374 42.39      
4 A' 1277 1222 107.77      
5 A' 1224 1171 267.74      
6 A' 1168 1117 305.08      
7 A' 809 773 3.31      
8 A' 677 648 76.06      
9 A' 595 570 7.73      
10 A' 429 410 0.02      
11 A' 390 373 1.93      
12 A' 239 228 1.32      
13 A" 1202 1150 293.30      
14 A" 805 770 42.06      
15 A" 603 577 92.10      
16 A" 513 491 2.72      
17 A" 246 235 0.05      
18 A" 35 33 1.85      

Unscaled Zero Point Vibrational Energy (zpe) 8683.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 8306.3 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 wB97X-D/aug-cc-pVTZ
ABC
0.12964 0.08326 0.06916

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.597 0.000
C2 -0.290 -0.910 0.000
O3 0.807 -1.656 0.000
O4 -1.413 -1.304 0.000
F5 -1.002 1.341 0.000
F6 0.807 0.893 1.081
F7 0.807 0.893 -1.081
H8 0.546 -2.584 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.55322.36502.42251.32001.33171.33173.2133
C21.55321.32761.19022.36052.37152.37151.8716
O32.36501.32762.24833.50112.76932.76930.9635
O42.42251.19022.24832.67723.30593.30592.3404
F51.32002.36053.50112.67722.15462.15464.2192
F61.33172.37152.76933.30592.15462.16203.6505
F71.33172.37152.76933.30592.15462.16203.6505
H83.21331.87160.96352.34044.21923.65053.6505

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 110.112 C1 C2 O4 123.476
C2 C1 F5 110.218 C2 C1 F6 110.342
C2 C1 F7 110.342 C2 O3 H8 108.507
O3 C2 O4 126.412 F5 C1 F6 108.680
F5 C1 F7 108.680 F6 C1 F7 108.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.378      
2 C 0.324      
3 O -0.255      
4 O -0.585      
5 F -0.344      
6 F -0.345      
7 F -0.345      
8 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.153 -1.885 0.000 2.210
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.933 -2.869 0.000
y -2.869 -31.076 0.000
z 0.000 0.000 -36.835
Traceless
 xyz
x -7.977 -2.869 0.000
y -2.869 8.309 0.000
z 0.000 0.000 -0.331
Polar
3z2-r2-0.662
x2-y2-10.857
xy-2.869
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.849 0.035 0.000
y 0.035 5.734 0.000
z 0.000 0.000 4.352


<r2> (average value of r2) Å2
<r2> 166.521
(<r2>)1/2 12.904