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

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-269.437383
Energy at 298.15K-269.447024
HF Energy-269.437383
Nuclear repulsion energy193.434667
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 B97D3/6-31+G**
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 3742 3677 18.57      
2 A 3687 3624 40.35      
3 A 3084 3031 23.48      
4 A 3073 3020 41.51      
5 A 3058 3005 18.75      
6 A 2994 2943 29.03      
7 A 2964 2913 54.45      
8 A 2877 2828 87.01      
9 A 1479 1454 3.33      
10 A 1466 1441 6.26      
11 A 1460 1435 1.56      
12 A 1403 1379 17.55      
13 A 1385 1361 28.01      
14 A 1361 1337 16.74      
15 A 1346 1323 7.09      
16 A 1317 1295 29.92      
17 A 1261 1239 47.48      
18 A 1194 1174 13.45      
19 A 1135 1115 21.31      
20 A 1065 1047 14.91      
21 A 1047 1029 36.15      
22 A 1005 988 123.85      
23 A 917 901 6.69      
24 A 898 882 19.17      
25 A 825 811 17.65      
26 A 522 513 60.55      
27 A 485 477 101.20      
28 A 470 462 16.40      
29 A 354 348 13.95      
30 A 317 312 74.51      
31 A 242 238 4.59      
32 A 216 212 0.33      
33 A 140 138 4.41      

Unscaled Zero Point Vibrational Energy (zpe) 24394.2 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 23974.6 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 B97D3/6-31+G**
ABC
0.28165 0.11842 0.09140

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.461 1.393 -0.157
H2 0.470 1.677 -0.163
O3 1.967 -0.049 0.006
H4 2.183 -0.149 0.946
C5 0.721 -0.729 -0.242
H6 0.629 -0.776 -1.335
H7 0.741 -1.757 0.157
C8 -0.465 0.050 0.341
H9 -0.356 0.067 1.446
C10 -1.804 -0.587 -0.019
H11 -1.922 -0.637 -1.110
H12 -1.876 -1.602 0.395
H13 -2.627 0.013 0.388

Atom - Atom Distances (Å)
  O1 H2 O3 H4 C5 H6 H7 C8 H9 C10 H11 H12 H13
O10.97332.82813.25342.43032.69933.38661.43292.08272.39652.67743.35842.6257
H20.97332.29072.73882.42042.72403.46011.94382.42173.21213.46084.07063.5590
O32.82812.29070.97001.44112.02912.10802.45632.73523.80874.08844.16264.6100
H43.25342.73880.97001.97132.83062.29902.72322.59644.12494.61694.34564.8448
C52.43032.42041.44111.97131.09801.10351.53312.15472.53822.78312.81233.4863
H62.69932.72402.02912.83061.09801.78952.16523.06912.77312.56543.15463.7681
H73.38663.46012.10802.29901.10351.78952.17982.48862.80683.15482.63213.8121
C81.43291.94382.45632.72321.53312.16522.17981.11101.52532.16772.17282.1631
H92.08272.42172.73522.59642.15473.06912.48861.11102.16103.07932.49012.5060
C102.39653.21213.80874.12492.53822.77312.80681.52532.16101.09851.09901.0969
H112.67743.46084.08844.61692.78312.56543.15482.16773.07931.09851.78821.7787
H123.35844.07064.16264.34562.81233.15462.63212.17282.49011.09901.78821.7816
H132.62573.55904.61004.84483.48633.76813.81212.16312.50601.09691.77871.7816

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 110.234 O1 C8 H9 109.092
O1 C8 C10 108.439 H2 O1 C8 106.585
O3 C5 H6 105.364 O3 C5 H7 110.946
O3 C5 C8 111.510 H4 O3 C5 108.377
C5 C8 H9 107.836 C5 C8 C10 112.410
H6 C5 H7 108.503 H6 C5 C8 109.470
H7 C5 C8 110.854 C8 C10 H11 110.244
C8 C10 H12 111.020 C8 C10 H13 110.090
H9 C8 C10 108.773 H11 C10 H12 108.917
H11 C10 H13 108.110 H12 C10 H13 108.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.484      
2 H 0.355      
3 O -0.533      
4 H 0.348      
5 C -0.240      
6 H 0.161      
7 H 0.136      
8 C 0.157      
9 H 0.116      
10 C -0.502      
11 H 0.165      
12 H 0.148      
13 H 0.173      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.344 -1.876 1.601 2.490
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.118 2.219 2.943
y 2.219 -33.163 0.176
z 2.943 0.176 -30.361
Traceless
 xyz
x -2.356 2.219 2.943
y 2.219 -0.924 0.176
z 2.943 0.176 3.279
Polar
3z2-r26.559
x2-y2-0.955
xy2.219
xz2.943
yz0.176


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.888 0.168 0.140
y 0.168 7.161 -0.030
z 0.140 -0.030 6.681


<r2> (average value of r2) Å2
<r2> 134.999
(<r2>)1/2 11.619