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

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-526.545326
Energy at 298.15K-526.548344
HF Energy-526.545326
Nuclear repulsion energy332.764913
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 B97D3/6-31+G**
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' 3670 3606 73.68      
2 A' 1808 1777 286.12      
3 A' 1362 1338 27.02      
4 A' 1207 1186 49.66      
5 A' 1147 1127 339.95      
6 A' 1098 1079 287.79      
7 A' 758 745 6.05      
8 A' 641 630 67.59      
9 A' 558 548 6.23      
10 A' 403 396 0.04      
11 A' 374 367 1.50      
12 A' 234 230 1.44      
13 A" 1110 1091 317.24      
14 A" 754 741 46.37      
15 A" 592 582 89.95      
16 A" 483 474 1.49      
17 A" 235 231 0.01      
18 A" 19 19 1.62      

Unscaled Zero Point Vibrational Energy (zpe) 8225.6 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 8084.1 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 B97D3/6-31+G**
ABC
0.12534 0.08116 0.06742

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.596 0.000
C2 -0.297 -0.916 0.000
O3 0.822 -1.669 0.000
O4 -1.436 -1.322 0.000
F5 -1.019 1.362 0.000
F6 0.822 0.900 1.101
F7 0.822 0.900 -1.101
H8 0.543 -2.605 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.56052.38182.44911.34491.35851.35853.2337
C21.56051.34871.20952.38982.40062.40061.8860
O32.38181.34872.28513.54632.79512.79510.9767
O42.44911.20952.28512.71573.35383.35382.3589
F51.34492.38983.54632.71572.19442.19444.2632
F61.35852.40062.79513.35382.19442.20253.6844
F71.35852.40062.79513.35382.19442.20253.6844
H83.23371.88600.97672.35894.26323.68443.6844

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 109.935 C1 C2 O4 123.529
C2 C1 F5 110.041 C2 C1 F6 110.256
C2 C1 F7 110.256 C2 O3 H8 108.660
O3 C2 O4 126.537 F5 C1 F6 108.769
F5 C1 F7 108.769 F6 C1 F7 108.706
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.851      
2 C 0.339      
3 O -0.398      
4 O -0.376      
5 F -0.272      
6 F -0.261      
7 F -0.261      
8 H 0.379      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.029 -2.029 0.000 2.275
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.491 -2.781 0.000
y -2.781 -31.315 0.000
z 0.000 0.000 -37.345
Traceless
 xyz
x -8.161 -2.781 0.000
y -2.781 8.603 0.000
z 0.000 0.000 -0.442
Polar
3z2-r2-0.884
x2-y2-11.176
xy-2.781
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.978 0.019 0.000
y 0.019 5.713 0.000
z 0.000 0.000 4.164


<r2> (average value of r2) Å2
<r2> 170.742
(<r2>)1/2 13.067