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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2=FULL/6-311G**

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/6-311G**
 hartrees
Energy at 0K-450.785305
Energy at 298.15K-450.787783
HF Energy-449.602359
Nuclear repulsion energy252.610743
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/6-311G**
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' 3041 2884 53.22      
2 A' 1808 1715 50.98      
3 A' 1429 1356 33.81      
4 A' 1355 1285 156.34      
5 A' 1243 1179 225.14      
6 A' 862 818 39.66      
7 A' 717 681 35.06      
8 A' 539 512 16.66      
9 A' 440 417 4.58      
10 A' 260 246 5.96      
11 A" 1224 1161 307.31      
12 A" 995 944 12.82      
13 A" 541 513 1.72      
14 A" 322 306 0.66      
15 A" 74 70 11.78      

Unscaled Zero Point Vibrational Energy (zpe) 7424.5 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 7042.8 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/6-311G**
ABC
0.18260 0.09959 0.09790

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 0.361 0.000
C2 0.502 -1.094 0.000
O3 -0.257 -2.029 0.000
F4 -1.301 0.453 0.000
F5 0.502 0.985 1.085
F6 0.502 0.985 -1.085
H7 1.602 -1.188 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53212.40531.32451.34131.34132.2139
C21.53211.20442.37532.34492.34491.1040
O32.40531.20442.69193.29203.29202.0403
F41.32452.37532.69192.17072.17073.3347
F51.34132.34493.29202.17072.16932.6666
F61.34132.34493.29202.17072.16932.6666
H72.21391.10402.04033.33472.66662.6666

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.589 C1 C2 H7 113.249
C2 C1 F4 112.314 C2 C1 F5 109.214
C2 C1 F6 109.214 O3 C2 H7 124.162
F4 C1 F5 109.033 F4 C1 F6 109.033
F5 C1 F6 107.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability