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

using model chemistry: B1B95/CEP-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 B1B95/CEP-31G*
 hartrees
Energy at 0K-36.442091
Energy at 298.15K-36.448938
Nuclear repulsion energy69.620954
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 B1B95/CEP-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 3207 3070 48.48      
2 A 3173 3037 39.59      
3 A 3156 3021 31.23      
4 A 3139 3005 18.66      
5 A 3118 2984 40.67      
6 A 3078 2946 21.03      
7 A 1543 1477 11.51      
8 A 1488 1425 7.98      
9 A 1474 1411 6.00      
10 A 1445 1384 18.35      
11 A 1389 1330 5.31      
12 A 1292 1237 3.80      
13 A 1175 1124 3.40      
14 A 1158 1108 5.49      
15 A 1147 1098 1.11      
16 A 1119 1071 9.62      
17 A 1031 987 20.65      
18 A 1004 961 10.94      
19 A 894 855 11.95      
20 A 880 843 29.45      
21 A 807 773 6.99      
22 A 393 377 5.41      
23 A 354 339 3.05      
24 A 209 200 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 18835.9 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 18029.7 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 B1B95/CEP-31G*
ABC
0.60116 0.21859 0.19591

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.824 -0.779 -0.265
C2 -1.518 0.109 -0.148
H3 -1.412 0.376 -1.210
H4 -2.094 -0.829 -0.082
H5 -2.093 0.902 0.361
C6 -0.153 -0.059 0.497
H7 -0.151 -0.316 1.564
C8 1.055 0.615 -0.048
H9 0.959 1.251 -0.938
H10 1.897 0.854 0.615

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.50842.68902.92493.42471.43382.12411.43032.14322.1431
C22.50841.10071.10231.10331.51942.23242.62462.84023.5781
H32.68901.10071.78601.79122.16553.12562.73752.54203.8091
H42.92491.10231.78601.78612.16732.59843.46473.79224.3873
H53.42471.10331.79121.78612.16882.58913.18713.33523.9983
C61.43381.51942.16552.16732.16881.09781.48672.23852.2471
H72.12412.23243.12562.59842.58911.09782.21813.15402.5423
C81.43032.62462.73753.46473.18711.48672.21811.09771.0979
H92.14322.84022.54203.79223.33522.23853.15401.09771.8569
H102.14313.57813.80914.38733.99832.24712.54231.09791.8569

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 116.254 O1 C6 H7 113.409
O1 C6 C8 58.612 O1 C8 C6 58.847
O1 C8 H9 115.309 O1 C8 H10 115.290
C2 C6 H7 116.140 C2 C6 C8 121.634
H3 C2 H4 108.342 H3 C2 H5 108.723
H3 C2 C6 110.468 H4 C2 H5 108.156
H4 C2 C6 110.515 H5 C2 C6 110.564
C6 O1 C8 62.541 C6 C8 H9 119.264
C6 C8 H10 120.028 H7 C6 C8 117.447
H9 C8 H10 115.492
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.217      
2 C -0.433      
3 H 0.170      
4 H 0.156      
5 H 0.136      
6 C -0.045      
7 H 0.223      
8 C -0.347      
9 H 0.186      
10 H 0.170      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.899 1.720 0.775 2.090
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.749 2.386 0.487
y 2.386 -25.667 -1.257
z 0.487 -1.257 -23.462
Traceless
 xyz
x 0.816 2.386 0.487
y 2.386 -2.062 -1.257
z 0.487 -1.257 1.246
Polar
3z2-r22.491
x2-y21.919
xy2.386
xz0.487
yz-1.257


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.786 0.471 -0.180
y 0.471 4.408 -0.227
z -0.180 -0.227 4.394


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000