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All results from a given calculation for C3H8O2 (Propylene glycol)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-269.400563
Energy at 298.15K-269.410353
HF Energy-269.400563
Nuclear repulsion energy 
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 B97D3/6-31G*
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 3646 3574 8.22      
2 A 3582 3512 35.72      
3 A 3085 3024 26.71      
4 A 3074 3014 45.16      
5 A 3059 2999 23.15      
6 A 2998 2940 24.66      
7 A 2959 2901 62.45      
8 A 2846 2790 100.77      
9 A 1505 1475 1.73      
10 A 1491 1462 2.96      
11 A 1486 1457 3.21      
12 A 1436 1408 37.36      
13 A 1408 1380 37.16      
14 A 1390 1363 16.86      
15 A 1369 1342 5.97      
16 A 1345 1318 49.70      
17 A 1291 1265 36.80      
18 A 1214 1191 15.29      
19 A 1152 1130 18.75      
20 A 1082 1061 14.08      
21 A 1062 1041 26.84      
22 A 1018 998 111.54      
23 A 928 910 6.46      
24 A 910 892 16.30      
25 A 834 818 13.62      
26 A 564 553 148.15      
27 A 515 505 12.80      
28 A 478 469 7.08      
29 A 365 358 70.99      
30 A 352 345 13.25      
31 A 248 243 3.17      
32 A 223 219 0.26      
33 A 153 150 3.44      

Unscaled Zero Point Vibrational Energy (zpe) 24533.8 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 24052.9 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 B97D3/6-31G*
ABC
0.28526 0.11946 0.09235

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.413 1.386 -0.158
H2 0.543 1.594 -0.185
O3 1.950 -0.058 -0.003
H4 2.120 -0.091 0.956
C5 0.709 -0.751 -0.226
H6 0.612 -0.824 -1.318
H7 0.734 -1.773 0.194
C8 -0.467 0.052 0.343
H9 -0.367 0.057 1.453
C10 -1.819 -0.551 -0.026
H11 -1.927 -0.599 -1.119
H12 -1.922 -1.564 0.388
H13 -2.631 0.072 0.371

Atom - Atom Distances (Å)
  O1 H2 O3 H4 C5 H6 H7 C8 H9 C10 H11 H12 H13
O10.97882.77413.13682.41492.69813.37901.42592.08872.39662.67573.35872.6314
H20.97882.17832.57502.35172.67133.39391.91802.42383.19443.43324.04773.5637
O32.77412.17830.97481.43892.02692.11172.44512.73933.80144.07144.17384.5986
H43.13682.57500.97481.95592.82622.30912.66312.54064.08574.57704.34014.7900
C52.41492.35171.43891.95591.09871.10521.53452.15252.54412.78792.82223.4920
H62.69812.67132.02692.82621.09871.78992.16633.06842.76622.55673.14363.7647
H73.37903.39392.11172.30911.10521.78992.18992.47912.83893.19132.67143.8418
C81.42591.91802.44512.66311.53452.16632.18991.11441.52522.16672.17532.1639
H92.08872.42382.73932.54062.15253.06842.47911.11442.16023.07952.48672.5095
C102.39663.19443.80144.08572.54412.76622.83891.52522.16021.09941.10011.0981
H112.67573.43324.07144.57702.78792.55673.19132.16673.07951.09941.78981.7799
H123.35874.04774.17384.34012.82223.14362.67142.17532.48671.10011.78981.7839
H132.63143.56374.59864.79003.49203.76473.84182.16392.50951.09811.77991.7839

picture of Propylene glycol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C8 C5 109.473 O1 C8 H9 109.650
O1 C8 C10 108.489 H2 O1 C8 104.377
O3 C5 H6 105.093 O3 C5 H7 111.534
O3 C5 C8 110.935 H4 O3 C5 106.875
C5 C8 H9 107.610 C5 C8 C10 112.722
H6 C5 H7 108.440 H6 C5 C8 109.375
H7 C5 C8 111.235 C8 C10 H11 110.145
C8 C10 H12 111.075 C8 C10 H13 110.127
H9 C8 C10 108.864 H11 C10 H12 108.902
H11 C10 H13 108.083 H12 C10 H13 108.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.614      
2 H 0.391      
3 O -0.601      
4 H 0.389      
5 C -0.080      
6 H 0.162      
7 H 0.129      
8 C 0.118      
9 H 0.100      
10 C -0.463      
11 H 0.159      
12 H 0.142      
13 H 0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.486 -1.586 1.478 2.221
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.615 2.195 2.857
y 2.195 -32.301 0.207
z 2.857 0.207 -29.427
Traceless
 xyz
x -1.751 2.195 2.857
y 2.195 -1.281 0.207
z 2.857 0.207 3.031
Polar
3z2-r26.063
x2-y2-0.313
xy2.195
xz2.857
yz0.207


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.718 0.228 0.167
y 0.228 6.025 -0.112
z 0.167 -0.112 5.681


<r2> (average value of r2) Å2
<r2> 133.188
(<r2>)1/2 11.541