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All results from a given calculation for C3H8 (Propane)

using model chemistry: MP2=FULL/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-118.916704
Energy at 298.15K-118.925079
HF Energy-118.308484
Nuclear repulsion energy83.099866
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/aug-cc-pVTZ
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 3153 2999 34.64 81.27 0.56 0.72
2 A1 3077 2928 36.89 38.37 0.37 0.54
3 A1 3072 2923 4.52 435.45 0.00 0.01
4 A1 1535 1460 5.34 1.58 0.75 0.86
5 A1 1515 1442 0.06 10.58 0.74 0.85
6 A1 1431 1361 3.44 0.10 0.05 0.09
7 A1 1193 1135 0.83 2.98 0.14 0.24
8 A1 902 858 0.84 11.69 0.12 0.21
9 A1 370 352 0.05 0.47 0.31 0.47
10 A2 3141 2989 0.00 7.63 0.75 0.86
11 A2 1517 1443 0.00 8.85 0.75 0.86
12 A2 1335 1270 0.00 1.99 0.75 0.86
13 A2 918 874 0.00 0.22 0.75 0.86
14 A2 208 198 0.00 0.01 0.75 0.86
15 B1 3149 2996 68.25 24.77 0.75 0.86
16 B1 3108 2957 2.70 127.28 0.75 0.86
17 B1 1535 1460 13.84 0.04 0.75 0.86
18 B1 1229 1169 0.08 0.24 0.75 0.86
19 B1 748 712 2.73 0.03 0.75 0.86
20 B1 272 259 0.00 0.02 0.75 0.86
21 B2 3151 2998 22.70 45.21 0.75 0.86
22 B2 3072 2923 29.33 0.95 0.75 0.86
23 B2 1518 1444 2.09 0.08 0.75 0.86
24 B2 1415 1346 5.56 0.09 0.75 0.86
25 B2 1377 1310 0.95 0.56 0.75 0.86
26 B2 1093 1040 0.49 4.59 0.75 0.86
27 B2 937 892 1.68 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22984.1 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 21867.1 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=FULL/aug-cc-pVTZ
ABC
0.98888 0.28708 0.25362

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.589
C2 0.000 1.258 -0.260
C3 0.000 -1.258 -0.260
H4 0.873 0.000 1.240
H5 -0.873 0.000 1.240
H6 0.000 2.156 0.353
H7 0.000 -2.156 0.353
H8 0.879 1.289 -0.901
H9 -0.879 1.289 -0.901
H10 -0.879 -1.289 -0.901
H11 0.879 -1.289 -0.901

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.51741.51741.08951.08952.16922.16922.15742.15742.15742.1574
C21.51742.51652.14372.14371.08743.46921.08861.08862.77032.7703
C31.51742.51652.14372.14373.46921.08742.77032.77031.08861.0886
H41.08952.14372.14371.74582.48972.48972.49983.05253.05252.4998
H51.08952.14372.14371.74582.48972.48973.05252.49982.49983.0525
H62.16921.08743.46922.48972.48974.31281.76021.76023.77093.7709
H72.16923.46921.08742.48972.48974.31283.77093.77091.76021.7602
H82.15741.08862.77032.49983.05251.76023.77091.75783.12092.5788
H92.15741.08862.77033.05252.49981.76023.77091.75782.57883.1209
H102.15742.77031.08863.05252.49983.77091.76023.12092.57881.7578
H112.15742.77031.08862.49983.05253.77091.76022.57883.12091.7578

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.701 C1 C2 H8 110.680
C1 C2 H9 110.680 C1 C3 H7 111.701
C1 C3 H10 110.680 C1 C3 H11 110.680
C2 C1 C3 112.034 C2 C1 H4 109.540
C2 C1 H5 109.540 C3 C1 H4 109.540
C3 C1 H5 109.540 H4 C1 H5 106.493
H6 C2 H8 107.976 H6 C2 H9 107.976
H7 C3 H10 107.976 H7 C3 H11 107.976
H8 C2 H9 107.679 H10 C3 H11 107.679
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability