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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-269.452409
Energy at 298.15K-269.462433
Nuclear repulsion energy195.612289
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 B1B95/6-31G**
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 3882 3707 26.87      
2 A 3828 3655 119.28      
3 A 3124 2983 28.85      
4 A 3099 2959 53.41      
5 A 3069 2931 30.89      
6 A 3047 2910 46.30      
7 A 3005 2870 60.86      
8 A 2965 2831 80.27      
9 A 1532 1463 3.09      
10 A 1519 1450 1.32      
11 A 1473 1406 67.35      
12 A 1465 1399 33.86      
13 A 1453 1387 9.77      
14 A 1403 1340 1.74      
15 A 1377 1315 0.13      
16 A 1310 1251 27.89      
17 A 1286 1228 4.50      
18 A 1232 1176 8.88      
19 A 1204 1150 70.19      
20 A 1137 1085 27.81      
21 A 1128 1077 90.05      
22 A 1112 1062 49.92      
23 A 982 938 1.57      
24 A 917 876 5.78      
25 A 914 872 7.16      
26 A 834 796 7.12      
27 A 544 520 159.94      
28 A 496 474 4.03      
29 A 387 370 4.42      
30 A 330 315 19.75      
31 A 280 267 68.42      
32 A 239 229 3.97      
33 A 103 99 0.67      

Unscaled Zero Point Vibrational Energy (zpe) 25337.8 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 24192.5 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 B1B95/6-31G**
ABC
0.25872 0.13291 0.09705

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.025 1.036 -0.345
C2 1.281 0.466 0.173
C3 -1.252 0.400 0.301
H4 -0.084 0.891 -1.428
H5 -0.023 2.115 -0.157
O6 1.294 -0.932 -0.092
O7 -1.486 -0.915 -0.137
H8 2.057 -1.323 0.342
H9 -0.633 -1.366 -0.081
H10 2.133 0.960 -0.313
H11 1.357 0.655 1.254
H12 -1.145 0.452 1.399
H13 -2.144 0.979 0.045

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51561.52551.09441.09552.38242.44643.22052.49222.15992.14752.15372.1553
C21.51562.53662.14582.12721.42343.10821.95782.66211.09851.10002.71843.4651
C31.52552.53662.14432.15932.89991.40593.73091.91013.48582.78911.10431.0940
H41.09442.14582.14431.76582.64702.62653.55242.68622.48253.05363.05212.5346
H51.09552.12722.15931.76583.31993.36524.04883.53542.45062.45472.53922.4149
O62.38241.42342.89992.64703.31992.78050.96151.97552.08202.08173.17633.9356
O72.44643.10821.40592.62653.36522.78053.59910.96674.08043.53332.08462.0132
H83.22051.95783.73093.55244.04880.96153.59912.72412.37642.28713.81094.7997
H92.49222.66211.91012.68623.53541.97550.96672.72413.62243.13492.39972.7926
H102.15991.09853.48582.48252.45062.08204.08042.37643.62241.77483.73354.2923
H112.14751.10002.78913.05362.45472.08173.53332.28713.13491.77482.51493.7181
H122.15372.71841.10433.05212.53923.17632.08463.81092.39973.73352.51491.7633
H132.15533.46511.09402.53462.41493.93562.01324.79972.79264.29233.71811.7633

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 108.274 C1 C2 H10 110.410
C1 C2 H11 109.350 C1 C3 O7 113.078
C1 C3 H12 108.903 C1 C3 H13 109.629
C2 C1 C3 113.046 C2 C1 H4 109.538
C2 C1 H5 108.029 C2 O6 H8 108.806
C3 C1 H4 108.745 C3 C1 H5 109.856
C3 O7 H9 105.745 H4 C1 H5 107.478
O6 C2 H10 110.630 O6 C2 H11 110.513
O7 C3 H12 111.725 O7 C3 H13 106.618
H10 C2 H11 107.663 H12 C3 H13 106.659
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.272      
2 C 0.015      
3 C 0.041      
4 H 0.144      
5 H 0.117      
6 O -0.555      
7 O -0.559      
8 H 0.326      
9 H 0.331      
10 H 0.109      
11 H 0.105      
12 H 0.083      
13 H 0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.067 1.213 1.220 3.516
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.313 -4.374 1.242
y -4.374 -29.717 -1.401
z 1.242 -1.401 -31.388
Traceless
 xyz
x 0.240 -4.374 1.242
y -4.374 1.133 -1.401
z 1.242 -1.401 -1.373
Polar
3z2-r2-2.746
x2-y2-0.596
xy-4.374
xz1.242
yz-1.401


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.509 -0.193 0.126
y -0.193 6.123 0.031
z 0.126 0.031 5.310


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