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

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-268.076169
Energy at 298.15K-268.086140
HF Energy-268.076169
Nuclear repulsion energy196.305521
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 HF/TZVP
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 4177 3795 70.86      
2 A 4145 3766 71.94      
3 A 3252 2955 35.17      
4 A 3235 2940 66.83      
5 A 3197 2905 57.18      
6 A 3174 2884 36.62      
7 A 3156 2868 42.12      
8 A 3146 2859 30.49      
9 A 1641 1491 5.67      
10 A 1622 1474 0.75      
11 A 1611 1464 6.78      
12 A 1591 1445 4.23      
13 A 1565 1422 8.30      
14 A 1528 1388 4.50      
15 A 1497 1361 43.85      
16 A 1391 1264 74.77      
17 A 1385 1258 10.68      
18 A 1351 1227 52.98      
19 A 1261 1146 26.12      
20 A 1218 1107 79.04      
21 A 1180 1072 24.61      
22 A 1141 1037 92.51      
23 A 1027 933 16.89      
24 A 1016 923 1.52      
25 A 902 820 8.92      
26 A 555 504 31.70      
27 A 521 474 23.66      
28 A 456 414 130.76      
29 A 393 357 9.55      
30 A 277 252 87.94      
31 A 268 244 49.19      
32 A 238 216 1.21      
33 A 151 137 7.90      

Unscaled Zero Point Vibrational Energy (zpe) 26633.8 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 24199.4 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 HF/TZVP
ABC
0.29090 0.12217 0.09382

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.774 -0.608 0.024
C2 0.460 0.058 -0.331
C3 -0.731 -0.707 0.215
O4 -1.893 -0.005 -0.159
O5 0.483 1.361 0.187
H6 -0.361 1.755 0.038
H7 -2.648 -0.368 0.268
H8 -0.653 -0.771 1.297
H9 -0.743 -1.713 -0.196
H10 0.357 0.096 -1.414
H11 1.894 -0.664 1.100
H12 1.823 -1.611 -0.386
H13 2.598 -0.032 -0.378

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.51552.51443.72062.36033.18454.43542.74562.75702.13801.08431.08491.0824
C21.51551.51722.35981.40251.92063.19372.13912.14471.08832.15112.15602.1404
C32.51441.51721.40792.39862.49601.94751.08661.08672.11692.77132.77573.4480
O43.72062.35981.40792.76262.34180.94052.05972.05952.57794.04524.05484.4961
O52.36031.40252.39862.76260.94293.57802.65893.33162.04392.63193.31062.5949
H63.18451.92062.49602.34180.94293.12922.83733.49672.31813.47344.03493.4815
H74.43543.19371.94750.94053.57803.12922.28042.37833.47484.62784.68705.2963
H82.74562.13911.08662.05972.65892.83732.28041.76763.01972.55773.11013.7309
H92.75702.14471.08672.05953.33163.49672.37831.76762.44213.12012.57483.7435
H102.13801.08832.11692.57792.04392.31813.47483.01972.44213.04322.47402.4720
H111.08432.15112.77134.04522.63193.47344.62782.55773.12013.04321.76411.7543
H121.08492.15602.77574.05483.31064.03494.68703.11012.57482.47401.76411.7584
H131.08242.14043.44804.49612.59493.48155.29633.73093.74352.47201.75431.7584

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 51.761 O1 C8 H9 71.615
O1 C8 C10 43.207 H2 O1 C8 50.802
O3 C5 H6 84.767 O3 C5 H7 30.676
O3 C5 C8 24.111 H4 O3 C5 89.120
C5 C8 H9 95.526 C5 C8 C10 41.586
H6 C5 H7 54.702 H6 C5 C8 91.040
H7 C5 C8 39.548 C8 C10 H11 49.903
C8 C10 H12 68.126 C8 C10 H13 84.966
H9 C8 C10 53.969 H11 C10 H12 35.430
H11 C10 H13 35.201 H12 C10 H13 41.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.267      
2 C 0.185      
3 C -0.027      
4 O -0.458      
5 O -0.442      
6 H 0.287      
7 H 0.283      
8 H 0.066      
9 H 0.058      
10 H 0.060      
11 H 0.080      
12 H 0.070      
13 H 0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.420 -2.208 0.340 2.647
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.799 -0.470 -3.306
y -0.470 -31.812 -1.175
z -3.306 -1.175 -31.935
Traceless
 xyz
x 3.074 -0.470 -3.306
y -0.470 -1.445 -1.175
z -3.306 -1.175 -1.630
Polar
3z2-r2-3.259
x2-y23.013
xy-0.470
xz-3.306
yz-1.175


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.728 -0.179 -0.057
y -0.179 6.029 -0.009
z -0.057 -0.009 5.595


<r2> (average value of r2) Å2
<r2> 131.660
(<r2>)1/2 11.474