return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: SVWN/6-311G*

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/6-311G*
 hartrees
Energy at 0K-268.253668
Energy at 298.15K-268.263614
Nuclear repulsion energy197.426899
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/6-311G*
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 3662 3627 15.40      
2 A 3509 3476 62.09      
3 A 3066 3036 11.18      
4 A 3054 3025 21.87      
5 A 3024 2995 20.92      
6 A 2973 2944 14.93      
7 A 2942 2913 44.97      
8 A 2809 2782 91.66      
9 A 1450 1436 3.99      
10 A 1441 1427 41.28      
11 A 1426 1412 17.80      
12 A 1410 1396 20.99      
13 A 1362 1349 66.21      
14 A 1344 1331 4.91      
15 A 1327 1315 4.48      
16 A 1313 1300 52.89      
17 A 1256 1244 29.03      
18 A 1194 1182 18.66      
19 A 1174 1163 33.20      
20 A 1099 1088 28.87      
21 A 1071 1061 16.42      
22 A 1050 1040 106.96      
23 A 925 916 6.02      
24 A 903 894 16.15      
25 A 853 845 13.46      
26 A 663 657 162.55      
27 A 540 535 8.47      
28 A 480 475 10.34      
29 A 377 374 88.69      
30 A 360 357 17.05      
31 A 259 257 1.80      
32 A 221 219 0.43      
33 A 168 166 7.84      

Unscaled Zero Point Vibrational Energy (zpe) 24350.4 cm-1
Scaled (by 0.9904) Zero Point Vibrational Energy (zpe) 24116.6 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 SVWN/6-311G*
ABC
0.29814 0.12487 0.09681

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.338 1.351 -0.152
H2 0.635 1.495 -0.202
O3 1.888 -0.063 -0.014
H4 2.109 -0.098 0.935
C5 0.675 -0.766 -0.208
H6 0.556 -0.853 -1.302
H7 0.708 -1.783 0.228
C8 -0.465 0.050 0.346
H9 -0.367 0.051 1.462
C10 -1.807 -0.492 -0.033
H11 -1.903 -0.512 -1.131
H12 -1.960 -1.510 0.358
H13 -2.605 0.154 0.361

Atom - Atom Distances (Å)
  O1 H2 O3 H4 C5 H6 H7 C8 H9 C10 H11 H12 H13
O10.98442.64143.04432.34782.64173.32641.39952.07302.36002.62253.32902.6145
H20.98442.00902.45002.26132.59383.30731.89712.42033.15233.36564.01003.5510
O32.64142.00900.97501.41522.01412.09982.38362.69813.71993.97744.12844.5142
H43.04432.45000.97501.95172.82582.30262.64462.53584.05294.53124.34584.7554
C52.34782.26131.41521.95171.10341.10771.50752.13152.50312.74972.79643.4539
H62.64172.59382.01412.82581.10341.79752.13823.05072.70552.48763.08503.7105
H73.32643.30732.09982.30261.10771.79752.17962.45812.83943.20672.68553.8405
C81.39951.89712.38362.64461.50752.13822.17961.12031.49582.13632.16092.1425
H92.07302.42032.69812.53582.13153.05072.45811.12032.14573.06592.48882.4964
C102.36003.15233.71994.05292.50312.70552.83941.49582.14571.10221.10201.1000
H112.62253.36563.97744.53122.74972.48763.20672.13633.06591.10221.79451.7785
H123.32904.01004.12844.34582.79643.08502.68552.16092.48881.10201.79451.7852
H132.61453.55104.51424.75543.45393.71053.84052.14252.49641.10001.77851.7852

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 107.670 O1 C8 H9 110.216
O1 C8 C10 109.150 H2 O1 C8 104.103
O3 C5 H6 105.531 O3 C5 H7 112.092
O3 C5 C8 109.237 H4 O3 C5 108.059
C5 C8 H9 107.499 C5 C8 C10 112.905
H6 C5 H7 108.766 H6 C5 C8 108.971
H7 C5 C8 111.999 C8 C10 H11 109.698
C8 C10 H12 111.673 C8 C10 H13 110.316
H9 C8 C10 109.369 H11 C10 H12 108.998
H11 C10 H13 107.720 H12 C10 H13 108.336
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.520      
2 H 0.387      
3 O -0.524      
4 H 0.398      
5 C -0.339      
6 H 0.247      
7 H 0.223      
8 C -0.094      
9 H 0.192      
10 C -0.705      
11 H 0.243      
12 H 0.231      
13 H 0.260      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.706 -1.752 1.618 2.487
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.709 2.099 3.177
y 2.099 -33.463 0.077
z 3.177 0.077 -30.299
Traceless
 xyz
x -0.828 2.099 3.177
y 2.099 -1.959 0.077
z 3.177 0.077 2.787
Polar
3z2-r25.575
x2-y20.754
xy2.099
xz3.177
yz0.077


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.257 0.174 0.167
y 0.174 6.480 -0.067
z 0.167 -0.067 6.288


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