return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3F8 (perfluoropropane)

using model chemistry: MP2=FULL/6-311G**

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/6-311G**
 hartrees
Energy at 0K-911.593620
Energy at 298.15K-911.597338
HF Energy-909.362276
Nuclear repulsion energy799.127511
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/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 A1 1425 1351 8.81      
2 A1 1305 1238 395.58      
3 A1 1183 1123 189.52      
4 A1 794 753 2.47      
5 A1 678 643 4.12      
6 A1 552 524 8.80      
7 A1 391 371 0.04      
8 A1 325 308 0.54      
9 A1 159 151 0.97      
10 A2 1257 1192 0.00      
11 A2 577 547 0.00      
12 A2 358 340 0.00      
13 A2 232 220 0.00      
14 A2 30 28 0.00      
15 B1 1305 1238 613.88      
16 B1 1249 1185 105.77      
17 B1 633 601 1.09      
18 B1 472 447 3.22      
19 B1 224 212 4.40      
20 B1 93 88 0.04      
21 B2 1416 1344 141.62      
22 B2 1242 1178 63.07      
23 B2 1036 983 250.37      
24 B2 742 704 52.20      
25 B2 546 518 7.48      
26 B2 346 329 0.07      
27 B2 277 263 3.29      

Unscaled Zero Point Vibrational Energy (zpe) 9422.1 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 8937.8 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 MP2=FULL/6-311G**
ABC
0.05601 0.03211 0.03033

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.585
C2 0.000 1.302 -0.234
C3 0.000 -1.302 -0.234
F4 1.098 0.000 1.361
F5 -1.098 0.000 1.361
F6 0.000 2.334 0.603
F7 0.000 -2.334 0.603
F8 1.084 1.368 -1.002
F9 -1.084 1.368 -1.002
F10 -1.084 -1.368 -1.002
F11 1.084 -1.368 -1.002

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9 F10 F11
C11.53841.53841.34421.34422.33452.33452.35902.35902.35902.3590
C21.53842.60372.33372.33371.32963.73151.32971.32972.98172.9817
C31.53842.60372.33372.33373.73151.32962.98172.98171.32971.3297
F41.34422.33372.33372.19532.68882.68882.73053.49493.49492.7305
F51.34422.33372.33372.19532.68882.68883.49492.73052.73053.4949
F62.33451.32963.73152.68882.68884.66892.16452.16454.17824.1782
F72.33453.73151.32962.68882.68884.66894.17824.17822.16452.1645
F82.35901.32972.98172.73053.49492.16454.17822.16763.49032.7356
F92.35901.32972.98173.49492.73052.16454.17822.16762.73563.4903
F102.35902.98171.32973.49492.73054.17822.16453.49032.73562.1676
F112.35902.98171.32972.73053.49494.17822.16452.73563.49032.1676

picture of perfluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.758 C1 C2 F8 110.458
C1 C2 F9 110.458 C1 C3 F7 108.758
C1 C3 F10 110.458 C1 C3 F11 110.458
C2 C1 C3 115.605 C2 C1 F4 107.914
C2 C1 F5 107.914 C3 C1 F4 107.914
C3 C1 F5 107.914 F4 C1 F5 109.486
F6 C2 F8 108.970 F6 C2 F9 108.970
F7 C3 F10 108.970 F7 C3 F11 108.970
F8 C2 F9 109.194 F10 C3 F11 109.194
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability