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/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 SVWN/TZVP
 hartrees
Energy at 0K-268.301774
Energy at 298.15K-268.311494
HF Energy-268.301774
Nuclear repulsion energy197.349626
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/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 3763 3719 56.50      
2 A 3599 3558 74.89      
3 A 3073 3037 7.74      
4 A 3058 3023 15.61      
5 A 2976 2942 11.74      
6 A 2966 2932 42.89      
7 A 2914 2880 45.46      
8 A 2875 2842 36.39      
9 A 1434 1418 1.41      
10 A 1427 1410 8.46      
11 A 1420 1404 23.64      
12 A 1394 1378 20.38      
13 A 1368 1352 3.92      
14 A 1332 1317 4.71      
15 A 1322 1307 46.52      
16 A 1240 1226 43.00      
17 A 1219 1205 11.49      
18 A 1208 1194 16.52      
19 A 1141 1128 44.89      
20 A 1093 1081 24.60      
21 A 1065 1053 50.26      
22 A 1063 1051 100.29      
23 A 919 909 5.09      
24 A 918 907 10.61      
25 A 844 834 8.58      
26 A 552 545 102.58      
27 A 518 512 46.77      
28 A 474 468 0.49      
29 A 361 357 9.24      
30 A 265 262 96.76      
31 A 257 254 20.73      
32 A 222 219 0.24      
33 A 155 153 4.30      

Unscaled Zero Point Vibrational Energy (zpe) 24217.1 cm-1
Scaled (by 0.9885) Zero Point Vibrational Energy (zpe) 23938.6 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/TZVP
ABC
0.29601 0.12602 0.09665

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.773 -0.556 0.030
C2 0.456 0.054 -0.338
C3 -0.695 -0.736 0.208
O4 -1.853 -0.016 -0.157
O5 0.415 1.355 0.187
H6 -0.489 1.682 0.040
H7 -2.625 -0.380 0.298
H8 -0.580 -0.794 1.307
H9 -0.682 -1.758 -0.216
H10 0.346 0.078 -1.442
H11 1.877 -0.594 1.124
H12 1.864 -1.573 -0.376
H13 2.589 0.058 -0.373

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.49812.48063.67042.34953.18274.41022.68822.74512.14581.09971.09911.0975
C21.49811.49852.31631.40301.92023.17572.12132.14331.10892.14052.15252.1335
C32.48061.49851.41122.36662.43281.96541.10641.10662.11322.73402.75463.4274
O43.67042.31631.41122.67162.18690.96752.08922.09902.54833.98594.03534.4471
O52.34951.40302.36662.67160.97293.50162.61963.32472.07052.61093.31492.5923
H63.18271.92022.43282.18690.97292.98002.78343.45532.33853.45864.03863.5048
H74.41023.17571.96540.96753.50162.98002.31742.43703.47354.58294.69385.2752
H82.68822.12131.10642.08922.61962.78342.31741.80523.02872.47283.06833.6866
H92.74512.14331.10662.09903.32473.45532.43701.80522.43493.11512.55813.7448
H102.14581.10892.11322.54832.07052.33853.47353.02872.43493.06282.48272.4845
H111.09972.14052.73403.98592.61093.45864.58292.47283.11513.06281.79161.7812
H121.09912.15252.75464.03533.31494.03864.69383.06832.55812.48271.79161.7851
H131.09752.13353.42744.44712.59233.50485.27523.68663.74482.48451.78121.7851

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 52.526 O1 C8 H9 72.309
O1 C8 C10 43.584 H2 O1 C8 51.892
O3 C5 H6 82.155 O3 C5 H7 32.366
O3 C5 C8 24.982 H4 O3 C5 86.095
C5 C8 H9 95.659 C5 C8 C10 42.237
H6 C5 H7 50.575 H6 C5 C8 89.311
H7 C5 C8 41.438 C8 C10 H11 47.897
C8 C10 H12 66.808 C8 C10 H13 83.306
H9 C8 C10 53.509 H11 C10 H12 35.799
H11 C10 H13 35.560 H12 C10 H13 42.125
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.462      
2 C -0.093      
3 C -0.266      
4 O -0.393      
5 O -0.345      
6 H 0.280      
7 H 0.299      
8 H 0.160      
9 H 0.150      
10 H 0.170      
11 H 0.161      
12 H 0.150      
13 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.513 -2.204 0.613 2.743
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.129 -0.675 -3.570
y -0.675 -33.324 -0.826
z -3.570 -0.826 -32.489
Traceless
 xyz
x 4.777 -0.675 -3.570
y -0.675 -3.015 -0.826
z -3.570 -0.826 -1.762
Polar
3z2-r2-3.525
x2-y25.195
xy-0.675
xz-3.570
yz-0.826


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.910 -0.130 -0.148
y -0.130 7.026 0.012
z -0.148 0.012 6.556


<r2> (average value of r2) Å2
<r2> 129.155
(<r2>)1/2 11.365