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

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-193.023623
Energy at 298.15K-193.030398
HF Energy-193.023623
Nuclear repulsion energy123.156265
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 BLYP/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 3082 3057 49.43      
2 A 3050 3025 31.38      
3 A 3026 3002 26.56      
4 A 3011 2986 21.60      
5 A 3005 2981 35.39      
6 A 2969 2945 21.78      
7 A 1512 1500 3.54      
8 A 1491 1479 4.08      
9 A 1477 1465 3.04      
10 A 1413 1402 17.30      
11 A 1391 1380 7.34      
12 A 1259 1249 3.20      
13 A 1159 1150 0.79      
14 A 1131 1122 4.89      
15 A 1114 1105 0.78      
16 A 1101 1092 5.89      
17 A 1012 1003 5.35      
18 A 942 934 12.79      
19 A 880 873 3.40      
20 A 811 804 32.48      
21 A 734 728 9.57      
22 A 398 395 3.91      
23 A 352 349 3.44      
24 A 213 211 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 18265.5 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 18117.6 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 BLYP/6-31G*
ABC
0.59052 0.21711 0.19317

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.834 -0.794 -0.244
C2 -1.524 0.101 -0.148
H3 -1.433 0.335 -1.221
H4 -2.095 -0.837 -0.050
H5 -2.106 0.904 0.338
C6 -0.151 -0.040 0.490
H7 -0.157 -0.252 1.570
C8 1.054 0.618 -0.062
H9 0.961 1.238 -0.965
H10 1.882 0.895 0.605

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.52452.71422.93613.44461.44102.13701.44032.15972.1614
C22.52451.10131.10291.10381.52112.22452.63082.85193.5775
H32.71421.10131.78421.79022.17003.12432.75762.57053.8252
H42.93611.10291.78421.78342.16962.59333.46903.80534.3870
H53.44461.10381.79021.78342.17652.57963.19803.34863.9967
C61.44101.52112.17002.16962.17651.10111.47942.23262.2402
H72.13702.22453.12432.59332.57961.10112.21073.14572.5301
C81.44032.63082.75763.46903.19801.47942.21071.09911.0991
H92.15972.85192.57053.80533.34862.23263.14571.09911.8526
H102.16143.57753.82524.38703.99672.24022.53011.09911.8526

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 116.893 O1 C6 H7 113.747
O1 C6 C8 59.081 O1 C8 C6 59.129
O1 C8 H9 115.882 O1 C8 H10 116.031
C2 C6 H7 115.121 C2 C6 C8 122.507
H3 C2 H4 108.091 H3 C2 H5 108.558
H3 C2 C6 110.671 H4 C2 H5 107.838
H4 C2 C6 110.544 H5 C2 C6 111.034
C6 O1 C8 61.790 C6 C8 H9 119.224
C6 C8 H10 119.914 H7 C6 C8 117.140
H9 C8 H10 114.872
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.413      
2 C -0.424      
3 H 0.143      
4 H 0.147      
5 H 0.135      
6 C 0.125      
7 H 0.119      
8 C -0.093      
9 H 0.130      
10 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.844 1.568 0.612 1.883
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.232 2.143 0.355
y 2.143 -25.993 -0.941
z 0.355 -0.941 -24.077
Traceless
 xyz
x 0.803 2.143 0.355
y 2.143 -1.839 -0.941
z 0.355 -0.941 1.035
Polar
3z2-r22.071
x2-y21.761
xy2.143
xz0.355
yz-0.941


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.028 0.542 -0.125
y 0.542 4.577 -0.266
z -0.125 -0.266 4.788


<r2> (average value of r2) Å2
<r2> 76.257
(<r2>)1/2 8.733