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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-192.966498
Energy at 298.15K-192.973204
Nuclear repulsion energy121.296785
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 3133 3109 40.73      
2 A 3067 3043 45.32      
3 A 3047 3024 10.23      
4 A 3042 3019 17.09      
5 A 3032 3009 24.48      
6 A 2968 2945 22.50      
7 A 1508 1497 2.33      
8 A 1504 1493 5.31      
9 A 1491 1480 4.69      
10 A 1423 1412 6.37      
11 A 1398 1388 12.72      
12 A 1242 1233 2.10      
13 A 1172 1163 1.79      
14 A 1122 1114 4.61      
15 A 1108 1100 3.67      
16 A 1078 1070 5.36      
17 A 996 989 3.71      
18 A 934 927 6.85      
19 A 870 864 0.96      
20 A 766 761 30.92      
21 A 657 652 9.20      
22 A 398 395 2.62      
23 A 345 343 6.82      
24 A 202 200 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 18252.0 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 18113.3 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
0.55766 0.21464 0.18817

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 -0.874 0.844 -0.207
C2 1.530 -0.077 -0.161
H3 1.426 -0.228 -1.248
H4 2.097 0.855 0.004
H5 2.121 -0.913 0.255
C6 0.169 -0.005 0.503
H7 0.175 0.156 1.588
C8 -1.036 -0.659 -0.087
H9 -0.943 -1.204 -1.032
H10 -1.858 -0.983 0.560

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.57492.74322.97913.50331.52092.19041.51652.20932.2124
C22.57491.10201.10341.10541.51572.22512.63252.85363.5802
H32.74321.10201.78561.79192.16673.12372.75662.57153.8243
H42.97911.10341.78561.78582.16932.58783.48143.81514.3968
H53.50331.10541.79191.78582.16712.59003.18623.33613.9913
C61.52091.51572.16672.16932.16711.09741.49302.24292.2515
H72.19042.22513.12372.58782.59001.09742.22193.15672.5467
C81.51652.63252.75663.48143.18621.49302.22191.09521.0948
H92.20932.85362.57153.81513.33612.24293.15671.09521.8497
H102.21243.58023.82434.39683.99132.25152.54671.09481.8497

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 115.979 O1 C6 H7 112.553
O1 C6 C8 60.410 O1 C8 C6 60.708
O1 C8 H9 114.579 O1 C8 H10 114.869
C2 C6 H7 115.830 C2 C6 C8 122.077
H3 C2 H4 108.129 H3 C2 H5 108.544
H3 C2 C6 110.739 H4 C2 H5 107.901
H4 C2 C6 110.862 H5 C2 C6 110.566
C6 O1 C8 58.882 C6 C8 H9 119.337
C6 C8 H10 120.153 H7 C6 C8 117.312
H9 C8 H10 115.258
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 -0.434      
2 C -0.368      
3 H 0.136      
4 H 0.142      
5 H 0.127      
6 C 0.075      
7 H 0.126      
8 C -0.069      
9 H 0.133      
10 H 0.133      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.105 -2.029 0.683 2.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.419 2.691 -0.388
y 2.691 -26.517 0.960
z -0.388 0.960 -24.052
Traceless
 xyz
x 0.865 2.691 -0.388
y 2.691 -2.281 0.960
z -0.388 0.960 1.416
Polar
3z2-r22.832
x2-y22.097
xy2.691
xz-0.388
yz0.960


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> 77.672
(<r2>)1/2 8.813