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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-192.873403
Energy at 298.15K-192.880213
Nuclear repulsion energy123.862822
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 PBEPBE/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 3096 3054 41.30      
2 A 3079 3037 19.63      
3 A 3060 3018 18.07      
4 A 3025 2983 23.78      
5 A 3012 2970 30.44      
6 A 2985 2944 17.35      
7 A 1500 1479 6.42      
8 A 1463 1443 5.02      
9 A 1448 1428 4.19      
10 A 1406 1387 21.72      
11 A 1363 1345 3.53      
12 A 1265 1248 3.23      
13 A 1150 1134 1.39      
14 A 1128 1112 4.17      
15 A 1109 1094 1.97      
16 A 1094 1079 6.16      
17 A 1006 993 10.32      
18 A 960 947 12.82      
19 A 878 866 3.52      
20 A 839 828 30.05      
21 A 767 757 7.25      
22 A 398 393 4.17      
23 A 354 349 3.26      
24 A 214 211 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 18299.2 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 18048.5 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 PBEPBE/6-31G**
ABC
0.59724 0.21976 0.19588

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.832 -0.794 -0.243
C2 -1.513 0.100 -0.150
H3 -1.415 0.335 -1.221
H4 -2.087 -0.837 -0.056
H5 -2.095 0.902 0.335
C6 -0.154 -0.038 0.491
H7 -0.159 -0.251 1.573
C8 1.046 0.619 -0.062
H9 0.952 1.232 -0.969
H10 1.879 0.893 0.601

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.51182.69792.92553.43181.44332.13851.44022.15572.1578
C22.51181.10121.10251.10321.50912.21892.61302.83373.5638
H32.69791.10121.78441.79042.15863.11822.73482.54293.8050
H42.92551.10251.78441.78262.16162.59083.45483.78814.3766
H53.43181.10321.79041.78262.16202.57053.17843.33023.9823
C61.44331.50912.15862.16162.16201.10181.47602.22962.2392
H72.13852.21893.11822.59082.57051.10182.20873.14532.5308
C81.44022.61302.73483.45483.17841.47602.20871.09971.0992
H92.15572.83372.54293.78813.33022.22963.14531.09971.8550
H102.15783.56383.80504.37663.98232.23922.53081.09921.8550

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 116.569 O1 C6 H7 113.657
O1 C6 C8 59.108 O1 C8 C6 59.316
O1 C8 H9 115.499 O1 C8 H10 115.709
C2 C6 H7 115.515 C2 C6 C8 122.175
H3 C2 H4 108.139 H3 C2 H5 108.629
H3 C2 C6 110.609 H4 C2 H5 107.840
H4 C2 C6 110.768 H5 C2 C6 110.758
C6 O1 C8 61.575 C6 C8 H9 119.190
C6 C8 H10 120.097 H7 C6 C8 117.185
H9 C8 H10 115.047
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.410      
2 C -0.376      
3 H 0.131      
4 H 0.137      
5 H 0.127      
6 C 0.096      
7 H 0.113      
8 C -0.052      
9 H 0.117      
10 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.836 1.524 0.605 1.841
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.017 2.107 0.391
y 2.107 -25.860 -0.977
z 0.391 -0.977 -23.963
Traceless
 xyz
x 0.894 2.107 0.391
y 2.107 -1.870 -0.977
z 0.391 -0.977 0.976
Polar
3z2-r21.951
x2-y21.843
xy2.107
xz0.391
yz-0.977


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.086 0.542 -0.104
y 0.542 4.621 -0.275
z -0.104 -0.275 4.846


<r2> (average value of r2) Å2
<r2> 75.441
(<r2>)1/2 8.686