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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-526.726071
Energy at 298.15K-526.729342
HF Energy-526.207711
Nuclear repulsion energy337.263729
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 B2PLYP=FULL/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' 3760 3594 97.50      
2 A' 1856 1774 257.11      
3 A' 1433 1370 37.89      
4 A' 1275 1218 95.83      
5 A' 1223 1169 260.34      
6 A' 1147 1096 305.20      
7 A' 804 768 2.67      
8 A' 671 642 71.09      
9 A' 593 567 8.26      
10 A' 428 409 0.04      
11 A' 392 375 2.07      
12 A' 240 229 1.28      
13 A" 1197 1144 284.61      
14 A" 797 762 39.05      
15 A" 607 580 94.20      
16 A" 511 489 2.09      
17 A" 247 236 0.07      
18 A" 34 33 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 8606.6 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 8226.1 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 B2PLYP=FULL/cc-pVTZ
ABC
0.12876 0.08346 0.06919

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.591 0.000
C2 -0.294 -0.902 0.000
O3 0.812 -1.650 0.000
O4 -1.422 -1.301 0.000
F5 -1.003 1.346 0.000
F6 0.812 0.886 1.084
F7 0.812 0.886 -1.084
H8 0.533 -2.578 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54042.35582.41951.32521.33701.33703.1998
C21.54041.33581.19632.35622.36482.36481.8690
O32.35581.33582.26133.50272.75782.75780.9681
O42.41951.19632.26132.67913.30833.30832.3352
F51.32522.35623.50272.67912.16332.16334.2130
F61.33702.36482.75783.30832.16332.16773.6394
F71.33702.36482.75783.30832.16332.16773.6394
H83.19981.86900.96812.33524.21303.63943.6394

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 109.779 C1 C2 O4 123.795
C2 C1 F5 110.394 C2 C1 F6 110.342
C2 C1 F7 110.342 C2 O3 H8 107.353
O3 C2 O4 126.426 F5 C1 F6 108.698
F5 C1 F7 108.698 F6 C1 F7 108.311
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability