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

using model chemistry: BLYP/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-193.039462
Energy at 298.15K-193.046234
Nuclear repulsion energy123.414556
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(2df,p)
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 3073 3056 41.30      
2 A 3043 3026 27.41      
3 A 3019 3002 22.17      
4 A 3001 2984 20.75      
5 A 2992 2976 32.78      
6 A 2960 2944 19.98      
7 A 1485 1477 3.17      
8 A 1461 1453 3.38      
9 A 1448 1440 2.83      
10 A 1390 1382 19.52      
11 A 1368 1360 3.57      
12 A 1255 1248 3.79      
13 A 1147 1141 0.62      
14 A 1125 1118 4.46      
15 A 1114 1108 0.26      
16 A 1093 1087 5.72      
17 A 1007 1001 5.83      
18 A 936 931 11.74      
19 A 873 868 2.84      
20 A 809 805 30.51      
21 A 734 730 8.09      
22 A 394 392 3.50      
23 A 351 349 2.88      
24 A 207 206 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 18141.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 18041.6 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(2df,p)
ABC
0.59401 0.21772 0.19383

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.838 -0.800 -0.238
C2 -1.522 0.098 -0.151
H3 -1.431 0.324 -1.224
H4 -2.095 -0.837 -0.043
H5 -2.101 0.904 0.330
C6 -0.155 -0.033 0.491
H7 -0.161 -0.241 1.570
C8 1.051 0.623 -0.064
H9 0.965 1.225 -0.977
H10 1.882 0.898 0.597

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.52672.71682.93993.44401.45092.14061.44882.15902.1613
C22.52671.10021.10211.10281.51642.22072.62732.85253.5760
H32.71681.10021.78411.78952.16723.12092.75562.57133.8236
H42.93991.10211.78411.78102.16742.58873.46823.80624.3863
H53.44401.10281.78951.78102.16572.57103.18823.34773.9912
C61.45091.51642.16722.16742.16571.09931.48012.23392.2420
H72.14062.22073.12092.58872.57101.09932.21013.14722.5336
C81.44882.62732.75563.46823.18821.48012.21011.09721.0970
H92.15902.85252.57133.80623.34772.23393.14721.09721.8505
H102.16133.57603.82364.38633.99122.24202.53361.09701.8505

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 116.740 O1 C6 H7 113.431
O1 C6 C8 59.236 O1 C8 C6 59.375
O1 C8 H9 115.293 O1 C8 H10 115.512
C2 C6 H7 115.273 C2 C6 C8 122.508
H3 C2 H4 108.213 H3 C2 H5 108.642
H3 C2 C6 110.833 H4 C2 H5 107.757
H4 C2 C6 110.737 H5 C2 C6 110.559
C6 O1 C8 61.389 C6 C8 H9 119.424
C6 C8 H10 120.177 H7 C6 C8 117.157
H9 C8 H10 114.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.187      
2 C -0.373      
3 H 0.111      
4 H 0.115      
5 H 0.106      
6 C 0.131      
7 H 0.069      
8 C -0.163      
9 H 0.095      
10 H 0.096      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.799 1.437 0.566 1.739
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.261 1.995 0.346
y 1.995 -25.927 -0.906
z 0.346 -0.906 -24.074
Traceless
 xyz
x 0.739 1.995 0.346
y 1.995 -1.759 -0.906
z 0.346 -0.906 1.020
Polar
3z2-r22.041
x2-y21.666
xy1.995
xz0.346
yz-0.906


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.292 0.506 -0.082
y 0.506 4.788 -0.256
z -0.082 -0.256 5.001


<r2> (average value of r2) Å2
<r2> 76.041
(<r2>)1/2 8.720