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

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-193.043398
Energy at 298.15K-193.050233
Nuclear repulsion energy122.576303
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 B3LYP/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 3230 3107 30.89      
2 A 3158 3038 34.94      
3 A 3136 3017 23.14      
4 A 3132 3013 0.69      
5 A 3118 2999 21.45      
6 A 3047 2931 19.30      
7 A 1551 1492 1.49      
8 A 1542 1483 7.78      
9 A 1529 1471 5.95      
10 A 1466 1410 11.60      
11 A 1446 1391 8.30      
12 A 1288 1239 2.22      
13 A 1210 1164 1.82      
14 A 1169 1124 5.12      
15 A 1154 1110 3.45      
16 A 1117 1075 7.25      
17 A 1035 996 4.51      
18 A 969 933 7.55      
19 A 910 875 0.56      
20 A 805 775 35.70      
21 A 713 686 6.87      
22 A 410 395 2.97      
23 A 361 347 7.51      
24 A 205 198 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 18849.6 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 18133.3 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 B3LYP/6-31G
ABC
0.57179 0.21857 0.19218

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.860 0.830 -0.213
C2 1.517 -0.081 -0.158
H3 1.412 -0.239 -1.236
H4 2.083 0.844 -0.003
H5 2.099 -0.911 0.262
C6 0.165 0.004 0.499
H7 0.169 0.174 1.574
C8 -1.031 -0.648 -0.082
H9 -0.937 -1.199 -1.014
H10 -1.850 -0.958 0.561

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.54552.71132.95053.46551.49662.16331.49382.18262.1854
C22.54551.09461.09561.09721.50492.20962.61142.82913.5527
H32.71131.09461.77291.77952.15023.10072.73332.54773.7934
H42.95051.09561.77291.77432.15332.56933.45443.78394.3631
H53.46551.09721.77951.77432.15222.57423.16023.30613.9610
C61.49661.50492.15022.15332.15221.08881.48102.22472.2338
H72.16332.20963.10072.56932.57421.08882.20413.13162.5266
C81.49382.61142.73333.45443.16021.48102.20411.08681.0862
H92.18262.82912.54773.78393.30612.22473.13161.08681.8364
H102.18543.55273.79344.36313.96102.23382.52661.08621.8364

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 116.008 O1 C6 H7 112.640
O1 C6 C8 60.220 O1 C8 C6 60.407
O1 C8 H9 114.597 O1 C8 H10 114.875
C2 C6 H7 115.914 C2 C6 C8 121.988
H3 C2 H4 108.086 H3 C2 H5 108.561
H3 C2 C6 110.628 H4 C2 H5 108.026
H4 C2 C6 110.816 H5 C2 C6 110.629
C6 O1 C8 59.373 C6 C8 H9 119.292
C6 C8 H10 120.170 H7 C6 C8 117.304
H9 C8 H10 115.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.472      
2 C -0.409      
3 H 0.151      
4 H 0.157      
5 H 0.141      
6 C 0.065      
7 H 0.148      
8 C -0.084      
9 H 0.150      
10 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.126 -2.152 0.756 2.544
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.308 2.839 -0.446
y 2.839 -26.542 1.065
z -0.446 1.065 -23.920
Traceless
 xyz
x 0.923 2.839 -0.446
y 2.839 -2.428 1.065
z -0.446 1.065 1.506
Polar
3z2-r23.011
x2-y22.234
xy2.839
xz-0.446
yz1.065


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.737 0.500 0.255
y 0.500 4.537 0.207
z 0.255 0.207 4.529


<r2> (average value of r2) Å2
<r2> 76.411
(<r2>)1/2 8.741