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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2/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 MP2/cc-pVTZ
 hartrees
Energy at 0K-450.942511
Energy at 298.15K-450.944968
HF Energy-449.656854
Nuclear repulsion energy252.799578
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/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' 3036 2882 43.61      
2 A' 1800 1709 52.41      
3 A' 1422 1350 34.32      
4 A' 1351 1283 140.61      
5 A' 1235 1172 206.41      
6 A' 862 818 35.28      
7 A' 717 680 33.79      
8 A' 536 509 15.36      
9 A' 437 415 3.96      
10 A' 255 242 5.71      
11 A" 1214 1152 288.12      
12 A" 990 940 10.91      
13 A" 539 512 1.30      
14 A" 315 299 0.87      
15 A" 73 69 12.51      

Unscaled Zero Point Vibrational Energy (zpe) 7389.9 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 7016.7 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/cc-pVTZ
ABC
0.18311 0.09960 0.09789

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.019 0.361 0.000
C2 0.501 -1.093 0.000
O3 -0.255 -2.031 0.000
F4 -1.300 0.456 0.000
F5 0.501 0.985 1.083
F6 0.501 0.985 -1.083
H7 1.597 -1.189 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53232.40731.32181.33971.33972.2118
C21.53231.20442.37592.34352.34351.0997
O32.40731.20442.69753.29223.29222.0342
F41.32182.37592.69752.16702.16703.3310
F51.33972.34353.29222.16702.16552.6640
F61.33972.34353.29222.16702.16552.6640
H72.21181.09972.03423.33102.66402.6640

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.746 C1 C2 H7 113.330
C2 C1 F4 112.493 C2 C1 F5 109.182
C2 C1 F6 109.182 O3 C2 H7 123.924
F4 C1 F5 109.016 F4 C1 F6 109.016
F5 C1 F6 107.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability