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

using model chemistry: SVWN/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at SVWN/3-21G*
 hartrees
Energy at 0K-266.713320
Energy at 298.15K-266.723433
Nuclear repulsion energy196.265764
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 SVWN/3-21G*
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 3374 3374 3.00      
2 A 3086 3086 8.61      
3 A 3077 3077 20.96      
4 A 3064 3064 13.67      
5 A 3053 3053 90.54      
6 A 2991 2991 12.74      
7 A 2983 2983 28.50      
8 A 2811 2811 87.25      
9 A 1513 1513 80.98      
10 A 1501 1501 40.40      
11 A 1476 1476 16.19      
12 A 1455 1455 18.02      
13 A 1387 1387 26.52      
14 A 1356 1356 59.29      
15 A 1343 1343 1.83      
16 A 1335 1335 11.89      
17 A 1290 1290 3.45      
18 A 1202 1202 14.80      
19 A 1147 1147 12.55      
20 A 1105 1105 20.07      
21 A 1057 1057 23.20      
22 A 1000 1000 61.00      
23 A 932 932 11.81      
24 A 915 915 35.50      
25 A 863 863 29.96      
26 A 842 842 93.61      
27 A 545 545 23.28      
28 A 472 472 22.02      
29 A 412 412 88.32      
30 A 388 388 10.16      
31 A 290 290 1.00      
32 A 223 223 0.42      
33 A 163 163 8.18      

Unscaled Zero Point Vibrational Energy (zpe) 24325.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 24325.4 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 SVWN/3-21G*
ABC
0.29644 0.12516 0.09705

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.228 1.353 -0.141
H2 0.797 1.313 -0.233
O3 1.868 -0.067 -0.056
H4 2.123 -0.063 0.918
C5 0.627 -0.836 -0.166
H6 0.470 -0.966 -1.250
H7 0.682 -1.823 0.331
C8 -0.485 0.047 0.383
H9 -0.431 0.012 1.503
C10 -1.844 -0.413 -0.070
H11 -1.868 -0.406 -1.174
H12 -2.071 -1.428 0.303
H13 -2.616 0.285 0.294

Atom - Atom Distances (Å)
  O1 H2 O3 H4 C5 H6 H7 C8 H9 C10 H11 H12 H13
O11.02992.53322.94152.34952.66323.33691.43042.13142.39472.61683.36492.6517
H21.02991.75632.23092.15692.51713.18861.90452.49333.15963.30794.00313.6034
O32.53321.75631.00691.46412.04602.15382.39632.77913.72833.91424.18264.5115
H42.94152.23091.00692.00262.87162.34922.66432.62124.10324.51884.45294.7927
C52.34952.15691.46412.00261.10331.10621.52172.14992.50842.72472.80103.4615
H62.66322.51712.04602.87161.10331.81042.14603.05752.65612.40553.01343.6706
H73.33693.18862.15382.34921.10621.81042.20462.44542.92053.28232.78113.9143
C81.43041.90452.39632.66431.52172.14602.20461.12181.50492.13132.16702.1464
H92.13142.49332.77912.62122.14993.05752.44541.12182.15693.06702.49052.5125
C102.39473.15963.72834.10322.50842.65612.92051.50492.15691.10431.10431.1025
H112.61683.30793.91424.51882.72472.40553.28232.13133.06701.10431.80711.7862
H123.36494.00314.18264.45292.80103.01342.78112.16702.49051.10431.80711.7975
H132.65173.60344.51154.79273.46153.67063.91432.14642.51251.10251.78621.7975

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 105.433 O1 C8 H9 112.702
O1 C8 C10 109.317 H2 O1 C8 100.171
O3 C5 H6 104.800 O3 C5 H7 113.107
O3 C5 C8 106.732 H4 O3 C5 106.807
C5 C8 H9 107.873 C5 C8 C10 111.951
H6 C5 H7 110.043 H6 C5 C8 108.630
H7 C5 C8 113.099 C8 C10 H11 108.569
C8 C10 H12 111.385 C8 C10 H13 109.855
H9 C8 C10 109.542 H11 C10 H12 109.810
H11 C10 H13 108.080 H12 C10 H13 109.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.532      
2 H 0.328      
3 O -0.495      
4 H 0.358      
5 C -0.265      
6 H 0.249      
7 H 0.205      
8 C -0.053      
9 H 0.168      
10 C -0.620      
11 H 0.221      
12 H 0.199      
13 H 0.237      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.889 -2.159 1.584 2.822
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.890 1.701 3.402
y 1.701 -33.522 0.157
z 3.402 0.157 -29.734
Traceless
 xyz
x 0.738 1.701 3.402
y 1.701 -3.210 0.157
z 3.402 0.157 2.472
Polar
3z2-r24.944
x2-y22.632
xy1.701
xz3.402
yz0.157


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.301 0.194 0.197
y 0.194 5.591 -0.202
z 0.197 -0.202 5.350


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