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

using model chemistry: LSDA/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/3-21G
 hartrees
Energy at 0K-266.711250
Energy at 298.15K-266.721612
Nuclear repulsion energy196.931279
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 LSDA/3-21G
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 3443 3386 5.75      
2 A 3059 3009 14.38      
3 A 3023 2974 151.21      
4 A 3003 2954 37.32      
5 A 2971 2922 56.14      
6 A 2968 2920 191.08      
7 A 2919 2871 54.50      
8 A 2789 2744 123.98      
9 A 1590 1564 133.50      
10 A 1521 1496 9.53      
11 A 1502 1477 4.92      
12 A 1443 1419 15.15      
13 A 1400 1377 4.10      
14 A 1370 1348 14.28      
15 A 1353 1331 6.11      
16 A 1285 1264 22.75      
17 A 1262 1242 3.76      
18 A 1196 1177 29.82      
19 A 1184 1165 21.58      
20 A 1117 1099 40.86      
21 A 1079 1061 39.47      
22 A 1064 1047 33.94      
23 A 961 945 3.93      
24 A 920 905 10.88      
25 A 906 891 35.39      
26 A 843 830 27.55      
27 A 815 802 94.31      
28 A 509 501 4.59      
29 A 395 388 4.98      
30 A 380 374 3.29      
31 A 329 324 4.56      
32 A 303 298 111.76      
33 A 109 107 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 24506.5 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 24104.6 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 LSDA/3-21G
ABC
0.24574 0.14707 0.10249

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.063 1.075 -0.355
C2 1.223 0.512 0.208
C3 -1.264 0.374 0.276
H4 -0.088 0.890 -1.444
H5 -0.091 2.165 -0.176
O6 1.226 -0.910 -0.127
O7 -1.318 -0.997 -0.105
H8 1.930 -1.381 0.406
H9 -0.326 -1.273 -0.119
H10 2.108 1.022 -0.225
H11 1.225 0.667 1.309
H12 -1.192 0.539 1.385
H13 -2.199 0.867 -0.053

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51271.52671.10541.10582.37762.43503.25272.37412.17622.14362.14152.1671
C21.51272.49242.14272.14661.46092.97232.02982.38581.10921.11242.68703.4509
C31.52672.49242.14642.18882.83021.42393.64691.93633.47062.71171.12381.1072
H41.10542.14272.14641.79932.58882.62033.55672.54762.51583.05873.05682.5283
H51.10582.14662.18881.79933.34593.39324.12263.44712.47922.48612.50832.4792
O62.37761.46092.83022.58883.34592.54541.00061.59302.12642.13323.19853.8594
O72.43502.97231.42392.62033.39322.54543.31081.03053.97903.35292.14402.0628
H83.25272.02983.64693.55674.12261.00063.31082.31852.49002.34663.79374.7240
H92.37412.38581.93632.54763.44711.59301.03052.31853.34692.86552.50932.8455
H102.17621.10923.47062.51582.47922.12643.97902.49003.34691.80493.70344.3139
H112.14361.11242.71173.05872.48612.13323.35292.34662.86551.80492.42213.6912
H122.14152.68701.12383.05682.50833.19852.14403.79372.50933.70342.42211.7860
H132.16713.45091.10722.52832.47923.85942.06284.72402.84554.31393.69121.7860

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 106.163 C1 C2 H10 111.270
C1 C2 H11 108.529 C1 C3 O7 111.187
C1 C3 H12 106.811 C1 C3 H13 109.701
C2 C1 C3 110.172 C2 C1 H4 108.862
C2 C1 H5 109.135 C2 O6 H8 109.682
C3 C1 H4 108.207 C3 C1 H5 111.496
C3 O7 H9 102.997 H4 C1 H5 108.919
O6 C2 H10 110.919 O6 C2 H11 111.265
O7 C3 H12 114.095 O7 C3 H13 108.528
H10 C2 H11 108.671 H12 C3 H13 106.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.489      
2 C -0.224      
3 C -0.179      
4 H 0.242      
5 H 0.212      
6 O -0.512      
7 O -0.553      
8 H 0.373      
9 H 0.341      
10 H 0.217      
11 H 0.207      
12 H 0.153      
13 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.780 1.328 1.316 4.217
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.205 -5.286 1.965
y -5.286 -30.331 -1.649
z 1.965 -1.649 -31.625
Traceless
 xyz
x 0.773 -5.286 1.965
y -5.286 0.584 -1.649
z 1.965 -1.649 -1.357
Polar
3z2-r2-2.714
x2-y20.126
xy-5.286
xz1.965
yz-1.649


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.331 -0.289 0.206
y -0.289 5.941 0.063
z 0.206 0.063 4.986


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