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

using model chemistry: B1B95/STO-3G

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/STO-3G
 hartrees
Energy at 0K-190.589850
Energy at 298.15K-190.596535
Nuclear repulsion energy122.129072
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/STO-3G
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 3516 3104 0.06      
2 A 3500 3090 0.09      
3 A 3484 3076 2.09      
4 A 3385 2989 4.22      
5 A 3338 2947 1.42      
6 A 3334 2944 0.28      
7 A 1678 1482 2.65      
8 A 1667 1472 4.17      
9 A 1653 1460 2.39      
10 A 1568 1384 5.74      
11 A 1536 1356 7.37      
12 A 1358 1199 2.00      
13 A 1272 1123 0.25      
14 A 1235 1091 4.55      
15 A 1210 1069 4.02      
16 A 1167 1030 7.33      
17 A 1126 994 2.06      
18 A 1080 954 4.04      
19 A 984 869 1.93      
20 A 972 858 1.65      
21 A 875 773 2.03      
22 A 404 357 1.88      
23 A 364 322 1.46      
24 A 172 152 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 20438.0 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 18046.8 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/STO-3G
ABC
0.57993 0.21292 0.18894

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.871 -0.805 -0.244
C2 -1.543 0.095 -0.155
H3 -1.448 0.247 -1.238
H4 -2.152 -0.802 0.022
H5 -2.067 0.959 0.279
C6 -0.159 -0.059 0.491
H7 -0.184 -0.246 1.580
C8 1.050 0.639 -0.062
H9 0.945 1.268 -0.961
H10 1.855 0.958 0.621

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.57752.73283.03423.46591.46822.17981.46652.19442.1961
C22.57751.09761.09891.09931.53472.23002.65052.86573.5903
H32.73281.09761.78441.78602.17753.12732.78802.61553.8556
H43.03421.09891.78441.78202.17762.57073.51203.85224.4171
H53.46591.09931.78601.78202.17292.58683.15103.27113.9366
C61.46821.53472.17752.17762.17291.10561.50152.25572.2602
H72.17982.23003.12732.57072.58681.10562.23643.16622.5550
C81.46652.65052.78803.51203.15101.50152.23641.10251.1026
H92.19442.86572.61553.85223.27112.25573.16621.10251.8514
H102.19613.59033.85564.41713.93662.26022.55501.10261.8514

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 118.241 O1 C6 H7 115.026
O1 C6 C8 59.172 O1 C8 C6 59.284
O1 C8 H9 116.633 O1 C8 H10 116.773
C2 C6 H7 114.279 C2 C6 C8 121.613
H3 C2 H4 108.651 H3 C2 H5 108.767
H3 C2 C6 110.528 H4 C2 H5 108.315
H4 C2 C6 110.460 H5 C2 C6 110.063
C6 O1 C8 61.544 C6 C8 H9 119.263
C6 C8 H10 119.662 H7 C6 C8 117.338
H9 C8 H10 114.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.174      
2 C -0.234      
3 H 0.087      
4 H 0.086      
5 H 0.086      
6 C -0.005      
7 H 0.082      
8 C -0.096      
9 H 0.084      
10 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.663 1.095 0.426 1.349
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.742 1.506 0.358
y 1.506 -24.037 -0.745
z 0.358 -0.745 -22.448
Traceless
 xyz
x 0.501 1.506 0.358
y 1.506 -1.442 -0.745
z 0.358 -0.745 0.941
Polar
3z2-r21.883
x2-y21.295
xy1.506
xz0.358
yz-0.745


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.260 0.416 -0.196
y 0.416 2.365 -0.191
z -0.196 -0.191 2.407


<r2> (average value of r2) Å2
<r2> 76.308
(<r2>)1/2 8.735