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

using model chemistry: MP2/CEP-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/CEP-31G
 hartrees
Energy at 0K-68.603506
Energy at 298.15K-68.613512
HF Energy-68.037847
Nuclear repulsion energy148.594370
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/CEP-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 3716 3591 17.07      
2 A 3700 3576 10.14      
3 A 3649 3526 27.48      
4 A 3156 3049 41.93      
5 A 3151 3045 72.22      
6 A 3135 3030 12.14      
7 A 3063 2960 37.78      
8 A 3061 2957 71.91      
9 A 1540 1488 4.59      
10 A 1531 1479 7.58      
11 A 1461 1412 0.89      
12 A 1438 1390 2.66      
13 A 1413 1365 14.40      
14 A 1377 1331 37.30      
15 A 1299 1255 50.84      
16 A 1272 1229 8.64      
17 A 1218 1177 9.33      
18 A 1205 1164 5.77      
19 A 1163 1124 23.20      
20 A 1134 1096 9.94      
21 A 1086 1049 68.91      
22 A 1013 979 90.53      
23 A 970 938 54.51      
24 A 954 922 21.81      
25 A 921 890 30.46      
26 A 815 787 31.50      
27 A 623 602 36.10      
28 A 470 454 167.15      
29 A 459 443 39.58      
30 A 389 376 12.46      
31 A 270 261 34.05      
32 A 256 247 196.75      
33 A 244 236 13.19      
34 A 227 220 106.02      
35 A 144 140 50.51      
36 A 88 85 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 25805.2 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 24935.5 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 MP2/CEP-31G
ABC
0.14429 0.08882 0.06681

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.593 -0.620 1.466
H2 -0.112 -1.577 0.977
C3 -0.806 -0.761 0.696
H4 0.345 0.940 1.453
C5 -0.029 0.567 0.479
H6 1.683 1.386 -0.611
H7 0.822 0.039 -1.489
C8 1.170 0.408 -0.502
H9 2.924 -0.676 -0.360
O10 2.077 -0.599 0.142
H11 -1.982 -1.877 -0.602
O12 -1.451 -1.047 -0.634
H13 -1.532 1.226 -0.717
O14 -0.947 1.630 -0.028

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 H7 C8 H9 O10 H11 O12 H13 O14
H11.83021.11042.48772.19774.36723.87353.54464.87253.90242.45102.14842.85962.7775
H21.83021.10752.60152.20223.81043.09292.78703.43692.53872.46532.16103.56943.4629
C31.11041.10752.18891.55393.53732.84022.58933.87732.94082.07611.50552.54372.5025
H42.48772.60152.18891.10782.50063.11422.18793.54252.66304.19143.39542.88362.0828
C52.19772.20221.55391.10782.18882.20881.55733.31182.43143.30962.42202.03101.4932
H64.36723.81043.53732.50062.18881.82331.10982.41932.15954.90633.96693.22092.7046
H73.87353.09292.84023.11422.20881.82331.10962.49092.15513.50992.66002.74722.7921
C83.54462.78702.58932.18791.55731.10981.10962.06691.50113.89342.99982.83102.4894
H94.87253.43693.87733.54253.31182.41932.49092.06690.98685.05584.39864.85804.5176
O103.90242.53872.94082.66302.43142.15952.15511.50110.98684.31963.64004.13503.7610
H112.45102.46532.07614.19143.30964.90633.50993.89345.05584.31960.98583.13713.7016
O122.14842.16101.50553.39542.42203.96692.66002.99984.39863.64000.98582.27562.7910
H132.85963.56942.54372.88362.03103.22092.74722.83104.85804.13503.13712.27560.9909
O142.77753.46292.50252.08281.49322.70462.79212.48944.51763.76103.70162.79100.9909

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 111.219 H1 C3 C5 110.033
H1 C3 O12 109.499 H2 C3 C5 110.563
H2 C3 O12 110.661 C3 C5 H4 109.501
C3 C5 C8 112.666 C3 C5 O14 110.407
C3 O12 H11 111.161 H4 C5 C8 109.194
H4 C5 O14 105.443 C5 C3 O12 104.668
C5 C8 H6 109.154 C5 C8 H7 110.712
C5 C8 O10 105.295 C5 O14 H13 107.975
H6 C8 H7 110.475 H6 C8 O10 110.713
H7 C8 O10 110.372 C8 C5 O14 109.369
C8 O10 H9 110.657
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability