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

using model chemistry: MP2=FULL/STO-3G

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=FULL/STO-3G
 hartrees
Energy at 0K-264.777338
Energy at 298.15K-264.787330
Nuclear repulsion energy192.216570
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=FULL/STO-3G
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 3895 3462 33.86      
2 A 3853 3425 68.31      
3 A 3528 3136 2.36      
4 A 3454 3071 13.81      
5 A 3444 3061 13.15      
6 A 3410 3031 0.97      
7 A 3335 2964 10.94      
8 A 3321 2952 25.70      
9 A 1743 1549 27.27      
10 A 1727 1535 5.45      
11 A 1721 1530 22.15      
12 A 1692 1504 0.51      
13 A 1649 1466 3.09      
14 A 1556 1383 6.16      
15 A 1523 1354 6.28      
16 A 1475 1312 22.44      
17 A 1403 1247 2.49      
18 A 1326 1179 12.38      
19 A 1311 1165 1.02      
20 A 1230 1094 6.32      
21 A 1218 1083 7.71      
22 A 1201 1067 14.03      
23 A 1065 947 1.71      
24 A 994 883 0.49      
25 A 973 865 2.96      
26 A 916 815 0.03      
27 A 675 600 119.78      
28 A 534 475 3.10      
29 A 414 368 5.57      
30 A 359 319 30.43      
31 A 301 267 10.31      
32 A 242 215 6.43      
33 A 125 111 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 27805.9 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 24716.6 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 MP2=FULL/STO-3G
ABC
0.23841 0.13559 0.09565

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.026 1.112 -0.345
C2 1.293 0.468 0.198
C3 -1.285 0.409 0.284
H4 -0.056 1.012 -1.446
H5 -0.029 2.190 -0.096
O6 1.249 -0.960 -0.135
O7 -1.431 -0.983 -0.122
H8 1.997 -1.344 0.432
H9 -0.466 -1.296 -0.053
H10 2.186 0.960 -0.257
H11 1.353 0.622 1.301
H12 -1.216 0.512 1.395
H13 -2.205 0.948 -0.035

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.56521.57391.10591.10592.44172.53263.27532.46542.21852.20232.19282.2070
C21.56522.58092.19502.19111.46663.10311.95762.50371.11581.11532.78123.5384
C31.57392.58092.20652.21232.91031.45683.72391.92123.55602.83571.11871.1122
H41.10592.19502.20651.79162.70362.76123.64562.72682.53803.11153.11012.5719
H51.10592.19112.21231.79163.39923.46854.10753.51322.53872.51412.53982.5055
O62.44171.46662.91032.70363.39922.67991.01411.74902.13982.13853.25313.9465
O72.53263.10311.45682.76123.46852.67993.49121.01724.10793.51442.14072.0818
H83.27531.95763.72393.64564.10751.01413.49122.51052.41192.24363.83354.8087
H92.46542.50371.92122.72683.51321.74901.01722.51053.48732.96972.43492.8389
H102.21851.11583.55602.53802.53872.13984.10792.41193.48731.79803.80854.3961
H112.20231.11532.83573.11152.51412.13853.51442.24362.96971.79802.57343.8140
H122.19282.78121.11873.11012.53983.25312.14073.83352.43493.80852.57341.7924
H132.20703.53841.11222.57192.50553.94652.08184.80872.83894.39613.81401.7924

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 107.248 C1 C2 H10 110.567
C1 C2 H11 109.342 C1 C3 O7 113.309
C1 C3 H12 107.852 C1 C3 H13 109.292
C2 C1 C3 110.605 C2 C1 H4 109.313
C2 C1 H5 109.017 C2 O6 H8 102.682
C3 C1 H4 109.610 C3 C1 H5 110.059
C3 O7 H9 100.385 H4 C1 H5 108.192
O6 C2 H10 111.186 O6 C2 H11 111.116
O7 C3 H12 111.766 O7 C3 H13 107.500
H10 C2 H11 107.394 H12 C3 H13 106.918
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability