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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: MP2=FULL/STO-3G

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=FULL/STO-3G
 hartrees
Energy at 0K-896.833967
Energy at 298.15K 
HF Energy-896.541820
Nuclear repulsion energy762.364118
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/STO-3G
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 1428 1269 76.61      
2 A1 1317 1171 12.76      
3 A1 1186 1054 74.59      
4 A1 757 673 3.89      
5 A1 619 550 5.49      
6 A1 494 439 13.81      
7 A1 339 301 0.00      
8 A1 281 249 0.40      
9 A1 105 93 0.47      
10 A2 1389 1235 0.00      
11 A2 514 457 0.00      
12 A2 315 280 0.00      
13 A2 178 159 0.00      
14 A2 21i 18i 0.00      
15 B1 1433 1274 35.45      
16 B1 1366 1214 141.17      
17 B1 579 515 2.74      
18 B1 412 367 4.77      
19 B1 156 138 2.08      
20 B1 30 27 0.01      
21 B2 1380 1226 47.13      
22 B2 1259 1119 52.66      
23 B2 993 882 63.75      
24 B2 669 595 55.75      
25 B2 482 428 8.57      
26 B2 300 266 0.01      
27 B2 220 195 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 9089.8 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 8080.0 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/STO-3G
ABC
0.05014 0.02975 0.02759

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.697
C2 0.000 1.347 -0.250
C3 0.000 -1.347 -0.250
F4 1.134 0.000 1.510
F5 -1.134 0.000 1.510
F6 0.000 2.489 0.542
F7 0.000 -2.489 0.542
F8 1.130 1.365 -1.059
F9 -1.130 1.365 -1.059
F10 -1.130 -1.365 -1.059
F11 1.130 -1.365 -1.059

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.64671.64671.39531.39532.49412.49412.49462.49462.49462.4946
C21.64672.69472.48962.48961.39013.91771.38981.38983.04803.0480
C31.64672.69472.48962.48963.91771.39013.04803.04801.38981.3898
F41.39532.48962.48962.26762.90142.90142.90903.68613.68612.9090
F51.39532.48962.48962.26762.90142.90143.68612.90902.90903.6861
F62.49411.39013.91772.90142.90144.97872.25922.25924.32444.3244
F72.49413.91771.39012.90142.90144.97874.32444.32442.25922.2592
F82.49461.38983.04802.90903.68612.25924.32442.26023.54482.7308
F92.49461.38983.04803.68612.90902.25924.32442.26022.73083.5448
F102.49463.04801.38983.68612.90904.32442.25923.54482.73082.2602
F112.49463.04801.38982.90903.68614.32442.25922.73083.54482.2602

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 110.146 C1 C2 F8 110.193
C1 C2 F9 110.193 C1 C3 F7 110.146
C1 C3 F10 110.193 C1 C3 F11 110.193
C2 C1 C3 109.811 C2 C1 F4 109.577
C2 C1 F5 109.577 C3 C1 F4 109.577
C3 C1 F5 109.577 F4 C1 F5 108.704
F6 C2 F8 108.728 F6 C2 F9 108.728
F7 C3 F10 108.728 F7 C3 F11 108.728
F8 C2 F9 108.812 F10 C3 F11 108.812
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability