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: HSEh1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-31+G**
 hartrees
Energy at 0K-266.895312
Energy at 298.15K-266.900480
HF Energy-266.895312
Nuclear repulsion energy165.884694
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 HSEh1PBE/6-31+G**
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' 3266 3118 1.17      
2 A' 3211 3066 1.32      
3 A' 3045 2908 66.25      
4 A' 3021 2884 331.19      
5 A' 1727 1649 233.58      
6 A' 1655 1580 327.03      
7 A' 1497 1430 48.80      
8 A' 1414 1350 40.25      
9 A' 1399 1336 70.90      
10 A' 1304 1245 150.39      
11 A' 1125 1074 5.98      
12 A' 1031 985 36.03      
13 A' 895 854 8.61      
14 A' 527 503 18.07      
15 A' 279 267 9.92      
16 A" 1061 1013 51.42      
17 A" 1037 991 14.41      
18 A" 962 918 44.47      
19 A" 789 753 44.40      
20 A" 398 380 6.56      
21 A" 299 286 4.55      

Unscaled Zero Point Vibrational Energy (zpe) 14970.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 14293.8 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 HSEh1PBE/6-31+G**
ABC
0.32852 0.17642 0.11478

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.105 0.000
C2 1.226 0.365 0.000
C3 -1.183 0.419 0.000
O4 1.267 -0.878 0.000
O5 -1.263 -0.891 0.000
H6 -0.312 -1.223 0.000
H7 0.005 2.188 0.000
H8 2.174 0.928 0.000
H9 -2.150 0.919 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.43201.36792.35322.36222.34881.08272.18112.1583
C21.43202.40951.24322.78792.21032.19391.10293.4211
C31.36792.40952.77201.31191.85832.13133.39541.0885
O42.35321.24322.77202.53041.61633.31512.02103.8605
O52.36222.78791.31192.53041.00763.32983.88892.0148
H62.34882.21031.85831.61631.00763.42543.28752.8220
H71.08272.19392.13133.31513.32983.42542.50782.5015
H82.18111.10293.39542.02103.88893.28752.50784.3241
H92.15833.42111.08853.86052.01482.82202.50154.3241

picture of propenalol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 123.030 C1 C2 H8 118.140
C1 C3 O5 123.631 C1 C3 H9 122.548
C2 C1 C3 118.744 C2 C1 H7 120.851
C3 C1 H7 120.405 C3 O5 H6 105.735
O4 C2 H8 118.830 O5 C3 H9 113.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.021      
2 C 0.047      
3 C -0.012      
4 O -0.491      
5 O -0.438      
6 H 0.425      
7 H 0.171      
8 H 0.145      
9 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.637 2.800 0.000 2.872
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.957 0.610 0.000
y 0.610 -28.906 0.000
z 0.000 0.000 -30.583
Traceless
 xyz
x 0.788 0.610 0.000
y 0.610 0.863 0.000
z 0.000 0.000 -1.651
Polar
3z2-r2-3.302
x2-y2-0.050
xy0.610
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.594 0.237 0.000
y 0.237 6.942 0.000
z 0.000 0.000 3.942


<r2> (average value of r2) Å2
<r2> 100.563
(<r2>)1/2 10.028