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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-193.080793
Energy at 298.15K-193.087701
Nuclear repulsion energy124.949426
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3175 3056 42.97      
2 A 3129 3013 40.40      
3 A 3109 2993 24.85      
4 A 3103 2987 14.66      
5 A 3086 2971 34.33      
6 A 3041 2928 21.23      
7 A 1547 1489 7.22      
8 A 1510 1454 7.58      
9 A 1496 1440 6.76      
10 A 1455 1400 22.58      
11 A 1411 1358 4.80      
12 A 1307 1259 5.88      
13 A 1191 1147 0.93      
14 A 1170 1127 5.31      
15 A 1152 1109 1.97      
16 A 1136 1094 7.25      
17 A 1047 1008 12.34      
18 A 992 955 15.75      
19 A 912 878 2.76      
20 A 865 833 41.00      
21 A 793 763 6.70      
22 A 410 395 4.72      
23 A 366 352 3.70      
24 A 211 203 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 18806.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 18105.1 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 B3PW91/6-311G*
ABC
0.61097 0.22271 0.19889

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.823 -0.782 -0.246
C2 -1.505 0.101 -0.146
H3 -1.413 0.334 -1.210
H4 -2.075 -0.828 -0.053
H5 -2.080 0.898 0.336
C6 -0.151 -0.041 0.486
H7 -0.149 -0.269 1.553
C8 1.041 0.612 -0.057
H9 0.952 1.220 -0.956
H10 1.870 0.868 0.600

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.49192.67852.90473.40421.42692.10891.42382.12882.1302
C22.49191.09281.09411.09461.50062.20532.59812.81913.5408
H32.67851.09281.76871.77512.14683.09772.72522.53843.7868
H42.90471.09411.76871.76972.14712.56933.43253.76534.3438
H53.40421.09461.77511.76972.15012.56373.15823.31153.9589
C61.42691.50062.14682.14712.15011.09111.46412.21152.2197
H72.10892.20533.09772.56932.56371.09112.18773.11932.5060
C81.42382.59812.72523.43253.15821.46412.18771.08931.0889
H92.12882.81912.53843.76533.31152.21153.11931.08931.8410
H102.13023.54083.78684.34383.95892.21972.50601.08891.8410

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 116.660 O1 C6 H7 113.081
O1 C6 C8 58.993 O1 C8 C6 59.202
O1 C8 H9 115.149 O1 C8 H10 115.299
C2 C6 H7 115.715 C2 C6 C8 122.403
H3 C2 H4 107.955 H3 C2 H5 108.486
H3 C2 C6 110.761 H4 C2 H5 107.910
H4 C2 C6 110.705 H5 C2 C6 110.913
C6 O1 C8 61.805 C6 C8 H9 119.297
C6 C8 H10 120.081 H7 C6 C8 117.032
H9 C8 H10 115.383
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.293      
2 C -0.658      
3 H 0.227      
4 H 0.232      
5 H 0.222      
6 C -0.082      
7 H 0.213      
8 C -0.291      
9 H 0.214      
10 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.819 1.651 0.690 1.967
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.275 2.300 0.427
y 2.300 -26.134 -1.145
z 0.427 -1.145 -23.999
Traceless
 xyz
x 0.792 2.300 0.427
y 2.300 -1.997 -1.145
z 0.427 -1.145 1.205
Polar
3z2-r22.411
x2-y21.859
xy2.300
xz0.427
yz-1.145


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


<r2> (average value of r2) Å2
<r2> 74.644
(<r2>)1/2 8.640