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All results from a given calculation for C3H8O3 (1,2,3-Propanetriol)

using model chemistry: MP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G
 hartrees
Energy at 0K-343.309287
Energy at 298.15K-343.319497
Nuclear repulsion energy261.289664
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 MP2/6-31G
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 3678 3520 16.98      
2 A 3663 3505 9.29      
3 A 3598 3442 31.88      
4 A 3145 3009 25.35      
5 A 3138 3003 48.60      
6 A 3120 2985 13.81      
7 A 3070 2937 23.37      
8 A 3066 2934 39.32      
9 A 1588 1520 4.95      
10 A 1577 1509 5.98      
11 A 1482 1418 3.47      
12 A 1460 1397 0.69      
13 A 1449 1386 18.94      
14 A 1409 1348 38.12      
15 A 1342 1284 52.79      
16 A 1301 1245 11.46      
17 A 1249 1195 7.77      
18 A 1232 1179 2.10      
19 A 1189 1138 33.40      
20 A 1154 1104 3.72      
21 A 1104 1056 52.04      
22 A 1030 985 79.13      
23 A 996 953 69.68      
24 A 970 928 18.06      
25 A 937 896 27.61      
26 A 834 798 30.50      
27 A 645 617 36.39      
28 A 507 485 184.69      
29 A 481 460 11.89      
30 A 402 385 11.37      
31 A 285 272 3.85      
32 A 256 245 57.38      
33 A 251 240 150.67      
34 A 225 216 101.80      
35 A 165 158 58.90      
36 A 99 95 3.16      

Unscaled Zero Point Vibrational Energy (zpe) 26047.1 cm-1
Scaled (by 0.9568) Zero Point Vibrational Energy (zpe) 24921.9 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 MP2/6-31G
ABC
0.15047 0.09030 0.06854

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.561 -0.611 1.464
H2 -0.117 -1.563 0.955
C3 -0.799 -0.749 0.683
H4 0.349 0.915 1.444
C5 -0.023 0.553 0.479
H6 1.644 1.372 -0.614
H7 0.794 0.035 -1.459
C8 1.156 0.396 -0.486
H9 2.845 -0.743 -0.436
O10 2.070 -0.583 0.139
H11 -1.983 -1.831 -0.593
O12 -1.454 -1.009 -0.624
H13 -1.502 1.172 -0.703
O14 -0.925 1.599 -0.030

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 H7 C8 H9 O10 H11 O12 H13 O14
H11.80271.09952.44482.16574.30383.80843.49244.79983.86482.42872.12832.80712.7423
H21.80271.09672.56872.17073.76543.03472.74483.37352.53142.43932.14163.48573.4092
C31.09951.09672.16011.52913.48562.78192.54933.81212.92482.04971.48472.47082.4568
H42.44482.56872.16011.09592.47413.06572.15523.53762.62854.13873.35112.84682.0649
C52.16572.17071.52911.09592.15512.16541.53133.27712.40493.26692.38821.99261.4726
H64.30383.76543.48562.47412.15511.79571.09892.43832.13774.83883.90753.15452.6450
H73.80843.03472.78193.06572.16541.79571.09922.42002.13603.45542.61522.67162.7283
C83.49242.74482.54932.15521.53131.09891.09922.03731.47753.85002.96742.77832.4471
H94.79983.37353.81213.53763.27712.43832.42002.03730.97854.95114.31094.75794.4570
O103.86482.53142.92482.62852.40492.13772.13601.47750.97854.30313.63034.06833.7096
H112.42872.43932.04974.13873.26694.83883.45543.85004.95114.30310.97763.04303.6331
O122.12832.14161.48473.35112.38823.90752.61522.96744.31093.63030.97762.18332.7268
H132.80713.48572.47082.84681.99263.15452.67162.77834.75794.06833.04302.18330.9843
O142.74233.40922.45682.06491.47262.64502.72832.44714.45703.70963.63312.72680.9843

picture of 1,2,3-Propanetriol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 110.336 H1 C3 C5 109.883
H1 C3 O12 109.994 H2 C3 C5 110.442
H2 C3 O12 111.237 C3 C5 H4 109.646
C3 C5 C8 112.822 C3 C5 O14 109.853
C3 O12 H11 111.013 H4 C5 C8 109.116
H4 C5 O14 106.085 C5 C3 O12 104.818
C5 C8 H6 108.932 C5 C8 H7 109.721
C5 C8 O10 106.116 C5 O14 H13 106.705
H6 C8 H7 109.560 H6 C8 O10 111.294
H7 C8 O10 111.137 C8 C5 O14 109.093
C8 O10 H9 110.451
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability