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 CH2CHCH3 (Propene)

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-117.720522
Energy at 298.15K 
HF Energy-117.120044
Nuclear repulsion energy70.946859
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 CCSD=FULL/Def2TZVPP
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' 3252 3252 14.90      
2 A' 3176 3176 9.07      
3 A' 3163 3163 15.98      
4 A' 3135 3135 11.81      
5 A' 3053 3053 21.26      
6 A' 1733 1733 10.59      
7 A' 1518 1518 13.06      
8 A' 1479 1479 0.76      
9 A' 1431 1431 1.55      
10 A' 1345 1345 0.11      
11 A' 1210 1210 0.19      
12 A' 958 958 2.84      
13 A' 943 943 1.97      
14 A' 427 427 0.87      
15 A" 3110 3110 17.51      
16 A" 1505 1505 6.20      
17 A" 1090 1090 3.75      
18 A" 1036 1036 13.25      
19 A" 956 956 42.14      
20 A" 600 600 11.36      
21 A" 204 204 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 17661.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17661.1 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 CCSD=FULL/Def2TZVPP
ABC
1.56361 0.31229 0.27337

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.135 -0.499 0.000
C2 0.000 0.478 0.000
C3 1.287 0.141 0.000
H4 1.596 -0.894 0.000
H5 2.065 0.889 0.000
H6 -0.266 1.527 0.000
H7 -0.769 -1.523 0.000
H8 -1.768 -0.360 0.876
H9 -1.768 -0.360 -0.876

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49802.50572.75993.48822.20511.08751.08941.0894
C21.49801.33022.10452.10511.08232.14372.14352.1435
C32.50571.33021.08041.07862.08102.64543.21713.2171
H42.75992.10451.08041.84343.05402.44743.51663.5166
H53.48822.10511.07861.84342.41603.72134.12484.1248
H62.20511.08232.08103.05402.41603.09152.56622.5662
H71.08752.14372.64542.44743.72133.09151.76561.7656
H81.08942.14353.21713.51664.12482.56621.76561.7527
H91.08942.14353.21713.51664.12482.56621.76561.7527

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.637 C1 C2 H6 116.507
C2 C1 H7 111.027 C2 C1 H8 110.888
C2 C1 H9 110.888 C2 C3 H4 121.271
C2 C3 H5 121.480 C3 C2 H6 118.857
H4 C3 H5 117.248 H7 C1 H8 108.400
H7 C1 H9 108.400 H8 C1 H9 107.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability