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All results from a given calculation for C3H8 (Propane)

using model chemistry: MP2/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-118.740613
Energy at 298.15K-118.748986
HF Energy-118.276112
Nuclear repulsion energy82.174694
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/daug-cc-pVDZ
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 3148 3148 42.09 85.62 0.58 0.73
2 A1 3061 3061 34.53 101.97 0.13 0.23
3 A1 3051 3051 13.74 385.62 0.00 0.00
4 A1 1500 1500 4.27 1.33 0.74 0.85
5 A1 1476 1476 0.00 11.81 0.74 0.85
6 A1 1402 1402 2.66 0.13 0.06 0.11
7 A1 1173 1173 0.59 3.52 0.13 0.23
8 A1 894 894 0.74 13.21 0.12 0.21
9 A1 366 366 0.03 0.50 0.29 0.45
10 A2 3136 3136 0.00 8.05 0.75 0.86
11 A2 1480 1480 0.00 9.62 0.75 0.86
12 A2 1307 1307 0.00 2.19 0.75 0.86
13 A2 898 898 0.00 0.21 0.75 0.86
14 A2 221 221 0.00 0.01 0.75 0.86
15 B1 3144 3144 85.10 23.49 0.75 0.86
16 B1 3105 3105 2.57 136.37 0.75 0.86
17 B1 1499 1499 12.46 0.03 0.75 0.86
18 B1 1203 1203 0.03 0.26 0.75 0.86
19 B1 741 741 2.18 0.04 0.75 0.86
20 B1 278 278 0.00 0.02 0.75 0.86
21 B2 3147 3147 27.89 47.86 0.75 0.86
22 B2 3050 3050 33.59 1.02 0.75 0.86
23 B2 1485 1485 1.61 0.06 0.75 0.86
24 B2 1390 1390 4.68 0.13 0.75 0.86
25 B2 1347 1347 1.65 0.66 0.75 0.86
26 B2 1086 1086 0.41 5.10 0.75 0.86
27 B2 917 917 1.31 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22751.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22751.1 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/daug-cc-pVDZ
ABC
0.96672 0.28097 0.24827

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.595
C2 0.000 1.271 -0.262
C3 0.000 -1.271 -0.262
H4 0.884 0.000 1.254
H5 -0.884 0.000 1.254
H6 0.000 2.180 0.359
H7 0.000 -2.180 0.359
H8 0.890 1.305 -0.912
H9 -0.890 1.305 -0.912
H10 -0.890 -1.305 -0.912
H11 0.890 -1.305 -0.912

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.53311.53311.10301.10302.19292.19292.18242.18242.18242.1824
C21.53312.54252.16732.16731.10093.50691.10211.10212.80162.8016
C31.53312.54252.16732.16733.50691.10092.80162.80161.10211.1021
H41.10302.16732.16731.76832.51722.51722.52833.08873.08872.5283
H51.10302.16732.16731.76832.51722.51723.08872.52832.52833.0887
H62.19291.10093.50692.51722.51724.36041.78131.78133.81453.8145
H72.19293.50691.10092.51722.51724.36043.81453.81451.78131.7813
H82.18241.10212.80162.52833.08871.78133.81451.77993.15852.6092
H92.18241.10212.80163.08872.52831.78133.81451.77992.60923.1585
H102.18242.80161.10213.08872.52833.81451.78133.15852.60921.7799
H112.18242.80161.10212.52833.08873.81451.78132.60923.15851.7799

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.670 C1 C2 H8 110.755
C1 C2 H9 110.755 C1 C3 H7 111.670
C1 C3 H10 110.755 C1 C3 H11 110.755
C2 C1 C3 112.038 C2 C1 H4 109.524
C2 C1 H5 109.524 C3 C1 H4 109.524
C3 C1 H5 109.524 H4 C1 H5 106.556
H6 C2 H8 107.905 H6 C2 H9 107.905
H7 C3 H10 107.905 H7 C3 H11 107.905
H8 C2 H9 107.697 H10 C3 H11 107.697
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability