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All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-910.191998
Energy at 298.15K-910.194708
HF Energy-908.998295
Nuclear repulsion energy763.784786
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/SDD
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 1240 1197 10.68      
2 A1 1131 1091 272.35      
3 A1 1037 1001 184.60      
4 A1 678 654 1.92      
5 A1 590 570 4.94      
6 A1 470 453 15.49      
7 A1 339 328 0.02      
8 A1 291 281 0.81      
9 A1 142 137 1.87      
10 A2 1068 1031 0.00      
11 A2 497 480 0.00      
12 A2 313 302 0.00      
13 A2 210 202 0.00      
14 A2 17 16 0.00      
15 B1 1114 1076 492.98      
16 B1 1069 1032 53.69      
17 B1 558 538 1.20      
18 B1 404 390 7.20      
19 B1 202 195 7.88      
20 B1 78 75 0.05      
21 B2 1272 1228 91.51      
22 B2 1058 1022 44.71      
23 B2 911 880 238.26      
24 B2 631 609 54.62      
25 B2 466 450 12.41      
26 B2 313 302 0.08      
27 B2 251 243 4.48      

Unscaled Zero Point Vibrational Energy (zpe) 8174.7 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 7891.1 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/SDD
ABC
0.05093 0.02948 0.02789

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.587
C2 0.000 1.341 -0.235
C3 0.000 -1.341 -0.235
F4 1.152 0.000 1.418
F5 -1.152 0.000 1.418
F6 0.000 2.432 0.646
F7 0.000 -2.432 0.646
F8 1.140 1.428 -1.051
F9 -1.140 1.428 -1.051
F10 -1.140 -1.428 -1.051
F11 1.140 -1.428 -1.051

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.57311.57311.42051.42052.43232.43232.45442.45442.45442.4544
C21.57312.68162.42072.42071.40203.87381.40481.40483.10343.1034
C31.57312.68162.42072.42073.87381.40203.10343.10341.40481.4048
F41.42052.42072.42072.30422.79952.79952.85303.65963.65962.8530
F51.42052.42072.42072.30422.79952.79953.65962.85302.85303.6596
F62.43231.40203.87382.79952.79954.86312.27752.27754.36744.3674
F72.43233.87381.40202.79952.79954.86314.36744.36742.27752.2775
F82.45441.40483.10342.85303.65962.27754.36742.28003.65412.8555
F92.45441.40483.10343.65962.85302.27754.36742.28002.85553.6541
F102.45443.10341.40483.65962.85304.36742.27753.65412.85552.2800
F112.45443.10341.40482.85303.65964.36742.27752.85553.65412.2800

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.549 C1 C2 F8 110.895
C1 C2 F9 110.895 C1 C3 F7 109.549
C1 C3 F10 110.895 C1 C3 F11 110.895
C2 C1 C3 116.935 C2 C1 F4 107.815
C2 C1 F5 107.815 C3 C1 F4 107.815
C3 C1 F5 107.815 F4 C1 F5 108.393
F6 C2 F8 108.472 F6 C2 F9 108.472
F7 C3 F10 108.472 F7 C3 F11 108.472
F8 C2 F9 108.488 F10 C3 F11 108.488
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability