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All results from a given calculation for C3H6O (Propylene oxide)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-36.490565
Energy at 298.15K-36.497372
Nuclear repulsion energy69.205063
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 B3LYP/CEP-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 3179 3070 53.15      
2 A 3132 3024 56.19      
3 A 3109 3002 33.75      
4 A 3108 3001 16.57      
5 A 3091 2985 41.79      
6 A 3045 2940 26.62      
7 A 1529 1477 6.20      
8 A 1494 1443 7.20      
9 A 1480 1429 5.31      
10 A 1439 1389 18.06      
11 A 1393 1345 6.17      
12 A 1280 1236 3.35      
13 A 1173 1133 0.77      
14 A 1150 1110 5.22      
15 A 1140 1101 0.46      
16 A 1115 1076 9.54      
17 A 1026 991 13.06      
18 A 962 929 14.72      
19 A 890 859 2.64      
20 A 836 808 47.95      
21 A 766 740 6.21      
22 A 397 384 4.75      
23 A 355 343 4.05      
24 A 205 198 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 18647.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 18007.4 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 B3LYP/CEP-31G*
ABC
0.59034 0.21672 0.19352

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.838 -0.785 -0.338
C2 -1.508 0.127 -0.123
H3 -1.410 0.481 -1.162
H4 -2.090 -0.812 -0.129
H5 -2.075 0.879 0.457
C6 -0.133 -0.101 0.498
H7 -0.125 -0.449 1.541
C8 1.080 0.605 -0.002
H9 0.986 1.309 -0.840
H10 1.932 0.779 0.670

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.52612.70792.93533.44761.45252.13751.44942.15772.1576
C22.52611.10261.10441.10601.52562.23862.63422.85193.5898
H32.70791.10261.78931.79512.17353.13372.74902.55513.8222
H42.93531.10441.78931.79002.17402.60413.47383.80324.3979
H53.44761.10601.79511.79002.17562.59663.19973.35244.0139
C61.45251.52562.17352.17402.17561.09901.48972.24332.2514
H72.13752.23863.13372.60412.59661.09902.22263.16102.5486
C81.44942.63422.74903.47383.19971.48972.22261.09871.0990
H92.15772.85192.55513.80323.35242.24333.16101.09871.8588
H102.15763.58983.82224.39794.01392.25142.54861.09901.8588

picture of Propylene oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C6 C2 116.023 O1 C6 H7 113.077
O1 C6 C8 59.010 O1 C8 C6 59.214
O1 C8 H9 115.037 O1 C8 H10 115.002
C2 C6 H7 116.124 C2 C6 C8 121.756
H3 C2 H4 108.334 H3 C2 H5 108.734
H3 C2 C6 110.554 H4 C2 H5 108.147
H4 C2 C6 110.484 H5 C2 C6 110.514
C6 O1 C8 61.777 C6 C8 H9 119.377
C6 C8 H10 120.084 H7 C6 C8 117.517
H9 C8 H10 115.508
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.248      
2 C -0.457      
3 H 0.177      
4 H 0.162      
5 H 0.139      
6 C -0.021      
7 H 0.228      
8 C -0.349      
9 H 0.193      
10 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.913 1.735 0.965 2.185
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.925 2.441 0.712
y 2.441 -25.763 -1.486
z 0.712 -1.486 -23.867
Traceless
 xyz
x 0.890 2.441 0.712
y 2.441 -1.867 -1.486
z 0.712 -1.486 0.977
Polar
3z2-r21.954
x2-y21.838
xy2.441
xz0.712
yz-1.486


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.972 0.481 -0.179
y 0.481 4.577 -0.209
z -0.179 -0.209 4.433


<r2> (average value of r2) Å2
<r2> 65.024
(<r2>)1/2 8.064