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All results from a given calculation for C3H8O2 (1,3-Propanediol)

using model chemistry: HF/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-268.000311
Energy at 298.15K-268.010511
Nuclear repulsion energy195.630420
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/6-31G(2df,p)
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 4190 3794 56.95      
2 A 4160 3767 117.87      
3 A 3222 2917 57.33      
4 A 3217 2913 66.58      
5 A 3178 2878 79.25      
6 A 3166 2866 20.55      
7 A 3137 2841 65.37      
8 A 3115 2821 61.49      
9 A 1653 1497 2.01      
10 A 1640 1485 0.38      
11 A 1596 1445 11.14      
12 A 1586 1436 47.55      
13 A 1576 1427 51.37      
14 A 1515 1372 8.30      
15 A 1499 1358 0.97      
16 A 1418 1284 35.81      
17 A 1389 1257 8.79      
18 A 1329 1203 9.37      
19 A 1299 1176 94.68      
20 A 1234 1117 30.43      
21 A 1209 1095 90.17      
22 A 1193 1080 40.98      
23 A 1037 939 2.72      
24 A 991 897 10.38      
25 A 981 888 5.97      
26 A 868 786 6.25      
27 A 540 489 9.67      
28 A 501 454 151.06      
29 A 412 373 6.76      
30 A 349 316 27.37      
31 A 296 268 70.45      
32 A 206 186 2.77      
33 A 112 101 1.21      

Unscaled Zero Point Vibrational Energy (zpe) 26904.7 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 24362.2 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/6-31G(2df,p)
ABC
0.26413 0.12905 0.09552

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.026 1.023 -0.344
C2 1.290 0.461 0.170
C3 -1.261 0.397 0.302
H4 -0.084 0.885 -1.420
H5 -0.028 2.094 -0.149
O6 1.329 -0.923 -0.079
O7 -1.518 -0.901 -0.139
H8 2.117 -1.293 0.275
H9 -0.719 -1.397 -0.086
H10 2.123 0.958 -0.324
H11 1.378 0.653 1.240
H12 -1.158 0.428 1.389
H13 -2.136 0.986 0.049

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.52061.52801.08661.08812.38652.44363.21562.53052.15032.14832.15362.1465
C21.52062.55542.14382.12221.40713.13631.94202.74841.08861.09002.73473.4681
C31.52802.55542.14232.14612.93221.39443.77711.91353.48712.81231.09251.0848
H41.08662.14382.14231.75472.65782.62483.53002.71852.46513.04363.04192.5259
H51.08812.12222.14611.75473.30873.34544.03093.55912.43842.44542.53352.3899
O62.38651.40712.93222.65783.30872.84810.93952.10242.05622.05573.18873.9586
O72.44363.13631.39442.62483.34542.84813.67930.94184.09243.56372.05661.9949
H83.21561.94203.77713.53004.03090.93953.67932.86062.32922.29393.86334.8304
H92.53052.74841.91352.71853.55912.10240.94182.86063.69853.21792.38712.7759
H102.15031.08863.48712.46512.43842.05624.09242.32923.69851.75893.73904.2755
H112.14831.09002.81233.04362.44542.05573.56372.29393.21791.75892.54993.7248
H122.15362.73471.09253.04192.53353.18872.05663.86332.38713.73902.54991.7502
H132.14653.46811.08482.52592.38993.95861.99494.83042.77594.27553.72481.7502

picture of 1,3-Propanediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O6 109.140 C1 C2 H10 109.888
C1 C2 H11 109.649 C1 C3 O7 113.394
C1 C3 H12 109.410 C1 C3 H13 109.303
C2 C1 C3 113.902 C2 C1 H4 109.498
C2 C1 H5 107.719 C2 O6 H8 110.099
C3 C1 H4 108.874 C3 C1 H5 109.075
C3 O7 H9 108.421 H4 C1 H5 107.587
O6 C2 H10 110.304 O6 C2 H11 110.172
O7 C3 H12 111.000 O7 C3 H13 106.490
H10 C2 H11 107.672 H12 C3 H13 107.002
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.274      
2 C -0.005      
3 C 0.034      
4 H 0.144      
5 H 0.124      
6 O -0.574      
7 O -0.583      
8 H 0.334      
9 H 0.348      
10 H 0.118      
11 H 0.111      
12 H 0.096      
13 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.985 1.313 1.152 3.458
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.379 -4.194 0.941
y -4.194 -29.982 -1.148
z 0.941 -1.148 -31.483
Traceless
 xyz
x 0.353 -4.194 0.941
y -4.194 0.950 -1.148
z 0.941 -1.148 -1.302
Polar
3z2-r2-2.605
x2-y2-0.398
xy-4.194
xz0.941
yz-1.148


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.277 -0.196 0.061
y -0.196 5.930 0.017
z 0.061 0.017 5.274


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