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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-911.407779
Energy at 298.15K-911.411450
HF Energy-909.172439
Nuclear repulsion energy802.787200
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 MP2/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 1439 1360 4.20      
2 A1 1322 1248 336.86      
3 A1 1199 1132 143.06      
4 A1 799 755 2.24      
5 A1 679 641 3.53      
6 A1 552 521 7.84      
7 A1 387 366 0.05      
8 A1 324 306 0.43      
9 A1 161 152 0.66      
10 A2 1277 1206 0.00      
11 A2 576 544 0.00      
12 A2 355 335 0.00      
13 A2 225 212 0.00      
14 A2 34 32 0.00      
15 B1 1323 1250 547.79      
16 B1 1265 1194 44.40      
17 B1 634 599 0.99      
18 B1 470 444 2.53      
19 B1 216 204 3.04      
20 B1 95 89 0.04      
21 B2 1428 1349 116.89      
22 B2 1261 1191 62.12      
23 B2 1042 984 199.54      
24 B2 740 698 50.16      
25 B2 544 513 6.67      
26 B2 344 325 0.05      
27 B2 267 252 2.82      

Unscaled Zero Point Vibrational Energy (zpe) 9475.8 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 8949.9 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 MP2/6-31G(2df,p)
ABC
0.05635 0.03250 0.03068

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.590
C2 0.000 1.294 -0.234
C3 0.000 -1.294 -0.234
F4 1.095 0.000 1.358
F5 -1.095 0.000 1.358
F6 0.000 2.324 0.598
F7 0.000 -2.324 0.598
F8 1.080 1.353 -0.999
F9 -1.080 1.353 -0.999
F10 -1.080 -1.353 -0.999
F11 1.080 -1.353 -0.999

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.53411.53411.33771.33772.32412.32412.34922.34922.34922.3492
C21.53412.58822.32592.32591.32433.71271.32441.32442.95932.9593
C31.53412.58822.32592.32593.71271.32432.95932.95931.32441.3244
F41.33772.32592.32592.18922.67902.67902.71783.48073.48072.7178
F51.33772.32592.32592.18922.67902.67903.48072.71782.71783.4807
F62.32411.32433.71272.67902.67904.64812.15862.15864.15174.1517
F72.32413.71271.32432.67902.67904.64814.15174.15172.15862.1586
F82.34921.32442.95932.71783.48072.15864.15172.16003.46232.7058
F92.34921.32442.95933.48072.71782.15864.15172.16002.70583.4623
F102.34922.95931.32443.48072.71784.15172.15863.46232.70582.1600
F112.34922.95931.32442.71783.48074.15172.15862.70583.46232.1600

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.570 C1 C2 F8 110.325
C1 C2 F9 110.325 C1 C3 F7 108.570
C1 C3 F10 110.325 C1 C3 F11 110.325
C2 C1 C3 115.042 C2 C1 F4 107.980
C2 C1 F5 107.980 C3 C1 F4 107.980
C3 C1 F5 107.980 F4 C1 F5 109.824
F6 C2 F8 109.164 F6 C2 F9 109.164
F7 C3 F10 109.164 F7 C3 F11 109.164
F8 C2 F9 109.267 F10 C3 F11 109.267
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability