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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-268.829098
Energy at 298.15K-268.839215
HF Energy-268.021869
Nuclear repulsion energy195.397005
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 MP2/6-311G*
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 3860 3668 24.60      
2 A 3806 3617 100.42      
3 A 3148 2992 29.64      
4 A 3145 2988 43.58      
5 A 3098 2944 60.54      
6 A 3082 2929 10.90      
7 A 3044 2893 59.73      
8 A 3019 2869 68.07      
9 A 1567 1490 2.72      
10 A 1550 1473 0.93      
11 A 1506 1431 42.26      
12 A 1498 1423 49.05      
13 A 1484 1410 15.95      
14 A 1424 1353 0.48      
15 A 1403 1333 1.54      
16 A 1339 1273 32.66      
17 A 1310 1245 3.33      
18 A 1250 1188 12.66      
19 A 1223 1162 72.03      
20 A 1160 1102 27.38      
21 A 1130 1074 17.62      
22 A 1122 1066 108.22      
23 A 986 937 1.99      
24 A 937 890 6.01      
25 A 926 880 9.44      
26 A 841 799 8.73      
27 A 573 545 175.11      
28 A 515 490 4.24      
29 A 401 382 5.97      
30 A 334 317 25.66      
31 A 285 271 92.43      
32 A 225 213 1.58      
33 A 114 108 1.63      

Unscaled Zero Point Vibrational Energy (zpe) 25652.1 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 24377.2 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 MP2/6-311G*
ABC
0.25722 0.13318 0.09715

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.020 1.042 -0.346
C2 1.290 0.465 0.154
C3 -1.235 0.406 0.322
H4 -0.095 0.892 -1.428
H5 -0.010 2.122 -0.155
O6 1.262 -0.949 -0.071
O7 -1.489 -0.902 -0.148
H8 2.034 -1.340 0.345
H9 -0.634 -1.348 -0.166
H10 2.136 0.922 -0.374
H11 1.398 0.675 1.228
H12 -1.091 0.420 1.415
H13 -2.131 0.991 0.102

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51591.52531.09461.09682.38332.44483.22032.47382.15972.14972.15332.1589
C21.51592.53062.14572.12821.43183.11141.96202.66231.09731.09902.69443.4615
C31.52532.53062.14412.16122.86751.41373.70601.91753.48052.79681.10261.0928
H41.09462.14572.14411.77182.65932.60773.55842.62682.46823.05423.04922.5481
H51.09682.12822.16121.77183.32443.36654.05133.52532.46862.44672.55562.4176
O62.38331.43182.86752.65933.32442.75180.96071.93912.08682.08363.10113.9120
O72.44483.11141.41372.60773.36652.75183.58380.96434.06433.56562.08592.0150
H83.22031.96203.70603.55844.05130.96073.58382.71602.37572.29003.74264.7793
H92.47382.66231.91752.62683.52531.93910.96432.71603.58693.18762.41542.7900
H102.15971.09733.48052.46822.46862.08684.06432.37573.58691.78063.72404.2945
H112.14971.09902.79683.05422.44672.08363.56562.29003.18761.78062.50893.7179
H122.15332.69441.10263.04922.55563.10112.08593.74262.41543.72402.50891.7705
H132.15893.46151.09282.54812.41763.91202.01504.77932.79004.29453.71791.7705

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 107.871 C1 C2 H10 110.441
C1 C2 H11 109.555 C1 C3 O7 112.522
C1 C3 H12 108.993 C1 C3 H13 109.997
C2 C1 C3 112.633 C2 C1 H4 109.500
C2 C1 H5 108.016 C2 O6 H8 108.574
C3 C1 H4 108.731 C3 C1 H5 109.948
C3 O7 H9 105.926 H4 C1 H5 107.904
O6 C2 H10 110.504 O6 C2 H11 110.136
O7 C3 H12 111.387 O7 C3 H13 106.297
H10 C2 H11 108.331 H12 C3 H13 107.500
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability