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 C3H4O2 (propenalol)

using model chemistry: wB97X-D/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31G*
 hartrees
Energy at 0K-267.059051
Energy at 298.15K-267.064213
HF Energy-267.059051
Nuclear repulsion energy 
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 wB97X-D/6-31G*
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' 3302 3132 142.42      
2 A' 3277 3108 5.37      
3 A' 3223 3057 57.29      
4 A' 3030 2874 116.17      
5 A' 1772 1681 189.13      
6 A' 1684 1598 349.41      
7 A' 1509 1432 47.34      
8 A' 1451 1376 83.78      
9 A' 1433 1359 29.24      
10 A' 1324 1256 157.98      
11 A' 1137 1078 9.80      
12 A' 1022 969 48.56      
13 A' 906 859 9.14      
14 A' 523 496 19.86      
15 A' 312 296 6.00      
16 A" 1059 1005 10.79      
17 A" 1020 968 14.01      
18 A" 916 868 105.55      
19 A" 784 743 39.87      
20 A" 392 372 6.51      
21 A" 291 276 4.69      

Unscaled Zero Point Vibrational Energy (zpe) 15182.4 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 14400.5 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 wB97X-D/6-31G*
ABC
0.33028 0.17109 0.11271

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.101 0.000
C2 1.239 0.348 0.000
C3 -1.178 0.431 0.000
O4 1.283 -0.878 0.000
O5 -1.288 -0.885 0.000
H6 -0.374 -1.242 0.000
H7 0.016 2.185 0.000
H8 2.177 0.937 0.000
H9 -2.142 0.936 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.44971.35492.35832.36682.37261.08382.18312.1479
C21.44972.41821.22702.81162.26522.20661.10743.4312
C31.35492.41822.78711.32061.85622.12093.39261.0880
O42.35831.22702.78712.57061.69643.31452.02313.8751
O52.36682.81161.32062.57060.98103.33473.91442.0110
H62.37262.26521.85621.69640.98103.44873.35492.8049
H71.08382.20662.12093.31453.33473.44872.49582.4924
H82.18311.10743.39262.02313.91443.35492.49584.3185
H92.14793.43121.08803.87512.01102.80492.49244.3185

picture of propenalol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 123.326 C1 C2 H8 116.612
C1 C3 O5 124.405 C1 C3 H9 122.731
C2 C1 C3 119.094 C2 C1 H7 120.464
C3 C1 H7 120.443 C3 O5 H6 106.572
O4 C2 H8 120.062 O5 C3 H9 112.864
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.316      
2 C 0.229      
3 C 0.155      
4 O -0.500      
5 O -0.572      
6 H 0.468      
7 H 0.182      
8 H 0.154      
9 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.616 2.546 0.000 2.619
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.441 0.586 0.000
y 0.586 -27.790 0.000
z 0.000 0.000 -29.572
Traceless
 xyz
x 0.240 0.586 0.000
y 0.586 1.216 0.000
z 0.000 0.000 -1.456
Polar
3z2-r2-2.912
x2-y2-0.651
xy0.586
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.659 0.333 0.000
y 0.333 6.044 0.000
z 0.000 0.000 2.362


<r2> (average value of r2) Å2
<r2> 101.415
(<r2>)1/2 10.070