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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-910.858697
Energy at 298.15K-910.862302
HF Energy-909.120246
Nuclear repulsion energy797.630789
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 CCD/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1460 1382 9.56      
2 A1 1361 1288 327.67      
3 A1 1213 1148 194.19      
4 A1 796 754 2.88      
5 A1 678 642 3.58      
6 A1 546 516 11.20      
7 A1 386 365 0.09      
8 A1 325 308 0.50      
9 A1 158 150 0.93      
10 A2 1312 1241 0.00      
11 A2 572 542 0.00      
12 A2 356 337 0.00      
13 A2 227 215 0.00      
14 A2 23 21 0.00      
15 B1 1354 1281 511.13      
16 B1 1299 1230 126.39      
17 B1 635 601 1.45      
18 B1 468 443 3.88      
19 B1 218 206 4.26      
20 B1 90 85 0.04      
21 B2 1458 1380 131.24      
22 B2 1296 1227 57.14      
23 B2 1051 995 231.92      
24 B2 736 696 56.61      
25 B2 539 510 9.28      
26 B2 345 327 0.02      
27 B2 272 258 3.44      

Unscaled Zero Point Vibrational Energy (zpe) 9585.6 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 9072.8 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 CCD/6-31G*
ABC
0.05565 0.03208 0.03032

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.585
C2 0.000 1.300 -0.232
C3 0.000 -1.300 -0.232
F4 1.103 0.000 1.364
F5 -1.103 0.000 1.364
F6 0.000 2.338 0.606
F7 0.000 -2.338 0.606
F8 1.088 1.362 -1.005
F9 -1.088 1.362 -1.005
F10 -1.088 -1.362 -1.005
F11 1.088 -1.362 -1.005

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.53511.53511.35041.35042.33862.33862.35912.35912.35912.3591
C21.53512.59942.33522.33521.33473.73351.33581.33582.97742.9774
C31.53512.59942.33522.33523.73351.33472.97742.97741.33581.3358
F41.35042.33522.33522.20602.69432.69432.73253.50223.50222.7325
F51.35042.33522.33522.20602.69432.69433.50222.73252.73253.5022
F62.33861.33473.73352.69432.69434.67692.17532.17534.17984.1798
F72.33863.73351.33472.69432.69434.67694.17984.17982.17532.1753
F82.35911.33582.97742.73253.50222.17534.17982.17563.48612.7239
F92.35911.33582.97743.50222.73252.17534.17982.17562.72393.4861
F102.35912.97741.33583.50222.73254.17982.17533.48612.72392.1756
F112.35912.97741.33582.73253.50224.17982.17532.72393.48612.1756

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.950 C1 C2 F8 110.322
C1 C2 F9 110.322 C1 C3 F7 108.950
C1 C3 F10 110.322 C1 C3 F11 110.322
C2 C1 C3 115.697 C2 C1 F4 107.880
C2 C1 F5 107.880 C3 C1 F4 107.880
C3 C1 F5 107.880 F4 C1 F5 109.530
F6 C2 F8 109.088 F6 C2 F9 109.088
F7 C3 F10 109.088 F7 C3 F11 109.088
F8 C2 F9 109.046 F10 C3 F11 109.046
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability