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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: CISD/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 CISD/6-311G*
 hartrees
Energy at 0K-711.664704
Energy at 298.15K 
HF Energy-710.376101
Nuclear repulsion energy516.884668
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 CISD/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' 1998 1848 202.79      
2 A' 1531 1417 275.63      
3 A' 1463 1353 245.42      
4 A' 1356 1255 178.40      
5 A' 1313 1215 222.08      
6 A' 1124 1040 327.18      
7 A' 829 767 18.98      
8 A' 706 653 18.54      
9 A' 647 598 1.10      
10 A' 550 509 4.57      
11 A' 395 366 0.48      
12 A' 388 359 1.73      
13 A' 273 253 1.55      
14 A' 187 173 1.98      
15 A" 1322 1224 351.25      
16 A" 745 690 6.18      
17 A" 628 582 0.66      
18 A" 508 470 5.54      
19 A" 269 249 1.59      
20 A" 140 129 0.47      
21 A" 43 39 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 8206.2 cm-1
Scaled (by 0.9253) Zero Point Vibrational Energy (zpe) 7593.2 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 CISD/6-311G*
ABC
0.08724 0.04271 0.03359

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.024 1.407 0.000
C2 -0.496 0.182 0.000
C3 0.279 -1.092 0.000
F4 -0.789 2.449 0.000
F5 1.227 1.728 0.000
F6 -1.806 -0.011 0.000
F7 1.577 -0.875 0.000
F8 -0.024 -1.811 1.064
F9 -0.024 -1.811 -1.064

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.31302.51741.29241.29122.27782.78783.38973.3897
C21.31301.49162.28532.31471.32422.32722.30842.3084
C32.51741.49163.69822.97432.34931.31521.31961.3196
F41.29242.28533.69822.14122.66154.07994.45694.4569
F51.29122.31472.97432.14123.49612.62623.90113.9011
F62.27781.32422.34932.66153.49613.49182.74802.7480
F72.78782.32721.31524.07992.62623.49182.13762.1376
F83.38972.30841.31964.45693.90112.74802.13762.1280
F93.38972.30841.31964.45693.90112.74802.13762.1280

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.573 C1 C2 F6 119.470
C2 C1 F4 122.600 C2 C1 F5 125.453
C2 C3 F7 111.860 C2 C3 F8 110.249
C2 C3 F9 110.249 C3 C2 F6 112.956
F4 C1 F5 111.947 F7 C3 F8 108.442
F7 C3 F9 108.442 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability