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All results from a given calculation for C3H8 (Propane)

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-118.761758
Energy at 298.15K-118.770194
HF Energy-118.284088
Nuclear repulsion energy82.629384
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 3167 2999 45.02 84.80 0.65 0.79
2 A1 3084 2921 31.72 96.54 0.17 0.29
3 A1 3075 2913 13.88 240.82 0.00 0.00
4 A1 1553 1471 8.48 3.66 0.74 0.85
5 A1 1533 1452 0.00 28.52 0.74 0.85
6 A1 1458 1381 6.08 1.39 0.27 0.42
7 A1 1206 1142 1.39 2.11 0.39 0.56
8 A1 906 858 1.21 9.63 0.23 0.37
9 A1 377 357 0.07 0.37 0.14 0.25
10 A2 3158 2991 0.00 7.65 0.75 0.86
11 A2 1531 1450 0.00 24.43 0.75 0.86
12 A2 1346 1275 0.00 8.02 0.75 0.86
13 A2 929 880 0.00 0.01 0.75 0.86
14 A2 227 215 0.00 0.03 0.75 0.86
15 B1 3167 3000 87.85 31.33 0.75 0.86
16 B1 3125 2959 3.17 154.95 0.75 0.86
17 B1 1552 1470 19.18 0.01 0.75 0.86
18 B1 1246 1180 0.20 0.04 0.75 0.86
19 B1 762 721 3.82 0.25 0.75 0.86
20 B1 290 274 0.00 0.00 0.75 0.86
21 B2 3165 2998 24.48 54.61 0.75 0.86
22 B2 3074 2911 33.06 2.76 0.75 0.86
23 B2 1537 1456 3.48 0.29 0.75 0.86
24 B2 1444 1367 9.17 1.40 0.75 0.86
25 B2 1394 1320 0.47 0.01 0.75 0.86
26 B2 1101 1042 0.56 6.23 0.75 0.86
27 B2 947 897 2.90 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 23175.8 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 21949.8 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
0.98218 0.28293 0.25024

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 0.589
C2 0.000 1.268 -0.260
C3 0.000 -1.268 -0.260
H4 0.877 0.000 1.245
H5 -0.877 0.000 1.245
H6 0.000 2.168 0.359
H7 0.000 -2.168 0.359
H8 0.883 1.305 -0.905
H9 -0.883 1.305 -0.905
H10 -0.883 -1.305 -0.905
H11 0.883 -1.305 -0.905

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10 H11
C11.52591.52591.09501.09502.17982.17982.17102.17102.17102.1710
C21.52592.53502.15452.15451.09273.49061.09351.09352.79482.7948
C31.52592.53502.15452.15453.49061.09272.79482.79481.09351.0935
H41.09502.15452.15451.75342.50052.50052.51483.06923.06922.5148
H51.09502.15452.15451.75342.50052.50053.06922.51482.51483.0692
H62.17981.09273.49062.50052.50054.33531.76651.76653.79923.7992
H72.17983.49061.09272.50052.50054.33533.79923.79921.76651.7665
H82.17101.09352.79482.51483.06921.76653.79921.76553.15072.6096
H92.17101.09352.79483.06922.51481.76653.79921.76552.60963.1507
H102.17102.79481.09353.06922.51483.79921.76653.15072.60961.7655
H112.17102.79481.09352.51483.06923.79921.76652.60963.15071.7655

picture of Propane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.636 C1 C2 H8 110.878
C1 C2 H9 110.878 C1 C3 H7 111.636
C1 C3 H10 110.878 C1 C3 H11 110.878
C2 C1 C3 112.336 C2 C1 H4 109.485
C2 C1 H5 109.485 C3 C1 H4 109.485
C3 C1 H5 109.485 H4 C1 H5 106.389
H6 C2 H8 107.813 H6 C2 H9 107.813
H7 C3 H10 107.813 H7 C3 H11 107.813
H8 C2 H9 107.659 H10 C3 H11 107.659
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability