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

using model chemistry: B3LYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-193.126405
Energy at 298.15K-193.133289
Nuclear repulsion energy124.266030
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/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 3183 3069 30.43      
2 A 3128 3016 37.03      
3 A 3106 2994 25.88      
4 A 3105 2994 7.22      
5 A 3095 2984 27.20      
6 A 3039 2931 20.39      
7 A 1536 1481 7.28      
8 A 1502 1448 6.91      
9 A 1487 1434 5.81      
10 A 1444 1393 22.84      
11 A 1408 1358 3.88      
12 A 1294 1248 5.03      
13 A 1187 1145 1.15      
14 A 1163 1122 4.92      
15 A 1155 1114 0.63      
16 A 1128 1087 8.04      
17 A 1039 1002 9.18      
18 A 973 939 15.56      
19 A 906 874 2.83      
20 A 844 814 47.85      
21 A 771 744 7.73      
22 A 410 396 4.81      
23 A 365 352 4.25      
24 A 213 205 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 18740.7 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 18069.7 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/6-31+G**
ABC
0.60307 0.22054 0.19652

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.830 -0.792 -0.241
C2 -1.513 0.099 -0.149
H3 -1.421 0.329 -1.215
H4 -2.080 -0.833 -0.047
H5 -2.086 0.899 0.334
C6 -0.154 -0.035 0.488
H7 -0.155 -0.255 1.558
C8 1.045 0.619 -0.060
H9 0.960 1.216 -0.968
H10 1.876 0.879 0.595

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.50842.69652.91643.41941.43912.11961.43802.13942.1409
C22.50841.09411.09541.09631.50752.20982.61212.83433.5562
H32.69651.09411.77421.77972.15383.10332.73862.55293.8010
H42.91641.09541.77421.77342.15232.57133.44563.77964.3574
H53.41941.09631.77971.77342.15192.56083.16833.32743.9702
C61.43911.50752.15382.15232.15191.09211.47132.21902.2280
H72.11962.20983.10332.57132.56081.09212.19583.12812.5171
C81.43802.61212.73863.44563.16831.47132.19581.08991.0895
H92.13942.83432.55293.77963.32742.21903.12811.08991.8427
H102.14093.55623.80104.35743.97022.22802.51711.08951.8427

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 116.684 O1 C6 H7 113.016
O1 C6 C8 59.208 O1 C8 C6 59.281
O1 C8 H9 114.926 O1 C8 H10 115.086
C2 C6 H7 115.510 C2 C6 C8 122.538
H3 C2 H4 108.257 H3 C2 H5 108.683
H3 C2 C6 110.760 H4 C2 H5 108.025
H4 C2 C6 110.559 H5 C2 C6 110.473
C6 O1 C8 61.511 C6 C8 H9 119.334
C6 C8 H10 120.196 H7 C6 C8 117.105
H9 C8 H10 115.448
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.350     -0.316
2 C -0.517     -0.298
3 H 0.154     0.108
4 H 0.160     0.118
5 H 0.151     0.074
6 C 0.117     0.111
7 H 0.133     0.091
8 C -0.119     -0.137
9 H 0.135     0.136
10 H 0.137     0.114


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.932 1.837 0.733 2.187
CHELPG        
AIM        
ESP -0.934 1.814 0.714 2.162


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.600 2.529 0.420
y 2.529 -26.812 -1.213
z 0.420 -1.213 -24.540
Traceless
 xyz
x 1.076 2.529 0.420
y 2.529 -2.241 -1.213
z 0.420 -1.213 1.166
Polar
3z2-r22.332
x2-y22.211
xy2.529
xz0.420
yz-1.213


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.513 0.404 -0.148
y 0.404 5.236 -0.127
z -0.148 -0.127 5.279


<r2> (average value of r2) Å2
<r2> 75.575
(<r2>)1/2 8.693