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All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: QCISD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-117.604625
Energy at 298.15K 
HF Energy-117.087221
Nuclear repulsion energy70.679874
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 QCISD/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3277 3104 13.94      
2 A' 3198 3030 8.99      
3 A' 3185 3018 15.65      
4 A' 3163 2997 9.00      
5 A' 3075 2913 18.67      
6 A' 1734 1643 7.33      
7 A' 1527 1446 9.51      
8 A' 1477 1399 1.15      
9 A' 1436 1360 0.93      
10 A' 1343 1272 0.37      
11 A' 1209 1145 0.20      
12 A' 956 905 3.58      
13 A' 942 893 1.12      
14 A' 424 401 0.85      
15 A" 3138 2973 18.04      
16 A" 1514 1435 5.02      
17 A" 1086 1029 1.89      
18 A" 1042 987 9.63      
19 A" 954 904 33.13      
20 A" 594 563 8.56      
21 A" 203 192 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 17737.8 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 16804.8 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 QCISD/6-31G(2df,p)
ABC
1.55342 0.30990 0.27132

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.138 -0.503 0.000
C2 0.000 0.479 0.000
C3 1.291 0.145 0.000
H4 1.608 -0.893 0.000
H5 2.073 0.895 0.000
H6 -0.273 1.532 0.000
H7 -0.772 -1.532 0.000
H8 -1.775 -0.365 0.879
H9 -1.775 -0.365 -0.879

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50332.51412.77383.50192.21081.09231.09441.0944
C21.50331.33362.11392.11391.08752.15432.15362.1536
C32.51411.33361.08511.08332.09072.65863.23043.2304
H42.77382.11391.08511.84723.06902.46443.53523.5352
H53.50192.11391.08331.84722.43103.73934.14354.1435
H62.21081.08752.09073.06902.43103.10402.57462.5746
H71.09232.15432.65862.46443.73933.10401.77191.7719
H81.09442.15363.23043.53524.14352.57461.77191.7585
H91.09442.15363.23043.53524.14352.57461.77191.7585

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.691 C1 C2 H6 116.228
C2 C1 H7 111.203 C2 C1 H8 111.024
C2 C1 H9 111.024 C2 C3 H4 121.507
C2 C3 H5 121.660 C3 C2 H6 119.081
H4 C3 H5 116.833 H7 C1 H8 108.256
H7 C1 H9 108.256 H8 C1 H9 106.915
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability