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All results from a given calculation for C3H4O2 (propenalol)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-267.088868
Energy at 298.15K-267.094054
Nuclear repulsion energy166.190501
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 mPW1PW91/6-31G**
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' 3275 3117 1.35      
2 A' 3209 3053 3.09      
3 A' 3039 2892 37.18      
4 A' 3008 2862 353.58      
5 A' 1748 1663 190.33      
6 A' 1678 1597 312.50      
7 A' 1507 1434 51.45      
8 A' 1432 1363 44.13      
9 A' 1414 1346 61.45      
10 A' 1315 1252 139.04      
11 A' 1131 1076 5.68      
12 A' 1037 987 34.17      
13 A' 901 857 8.02      
14 A' 532 506 18.58      
15 A' 283 269 9.03      
16 A" 1065 1014 54.61      
17 A" 1041 991 19.79      
18 A" 968 921 44.82      
19 A" 790 752 32.22      
20 A" 394 375 7.60      
21 A" 306 292 4.68      

Unscaled Zero Point Vibrational Energy (zpe) 15037.1 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 14307.8 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 mPW1PW91/6-31G**
ABC
0.32871 0.17757 0.11529

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.107 0.000
C2 1.222 0.361 0.000
C3 -1.180 0.419 0.000
O4 1.262 -0.880 0.000
O5 -1.259 -0.888 0.000
H6 -0.304 -1.210 0.000
H7 0.007 2.188 0.000
H8 2.170 0.923 0.000
H9 -2.146 0.919 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.43151.36582.35382.35972.33671.08082.17762.1547
C21.43152.40221.24122.77762.18962.19411.10263.4138
C31.36582.40222.76591.31001.84932.13003.38751.0879
O42.35381.24122.76592.52141.60073.31462.01863.8537
O52.35972.77761.31002.52141.00773.32673.87832.0130
H62.33672.18961.84931.60071.00773.41193.26662.8148
H71.08082.19412.13003.31463.32673.41192.50572.4995
H82.17761.10263.38752.01863.87833.26662.50574.3162
H92.15473.41381.08793.85372.01302.81482.49954.3162

picture of propenalol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 123.294 C1 C2 H8 117.903
C1 C3 O5 123.721 C1 C3 H9 122.429
C2 C1 C3 118.330 C2 C1 H7 121.067
C3 C1 H7 120.603 C3 O5 H6 105.115
O4 C2 H8 118.804 O5 C3 H9 113.850
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.282      
2 C 0.272      
3 C 0.210      
4 O -0.518      
5 O -0.491      
6 H 0.388      
7 H 0.141      
8 H 0.121      
9 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.577 2.564 0.000 2.628
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.119 0.487 0.000
y 0.487 -27.941 0.000
z 0.000 0.000 -29.508
Traceless
 xyz
x 0.606 0.487 0.000
y 0.487 0.873 0.000
z 0.000 0.000 -1.478
Polar
3z2-r2-2.957
x2-y2-0.178
xy0.487
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.696 0.264 0.000
y 0.264 6.074 0.000
z 0.000 0.000 2.415


<r2> (average value of r2) Å2
<r2> 99.601
(<r2>)1/2 9.980