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

using model chemistry: MP2/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-268.866631
Energy at 298.15K-268.876600
Nuclear repulsion energy193.742527
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/aug-cc-pVDZ
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 3829 3672 38.90      
2 A 3756 3602 131.29      
3 A 3134 3005 28.73      
4 A 3131 3003 35.29      
5 A 3100 2973 41.38      
6 A 3066 2940 13.90      
7 A 3042 2917 50.37      
8 A 3017 2893 59.65      
9 A 1514 1452 2.00      
10 A 1499 1438 1.79      
11 A 1453 1394 39.89      
12 A 1445 1386 35.68      
13 A 1434 1375 3.11      
14 A 1381 1324 1.31      
15 A 1361 1305 0.74      
16 A 1301 1248 20.65      
17 A 1274 1222 4.06      
18 A 1217 1168 7.05      
19 A 1192 1143 42.89      
20 A 1132 1086 24.87      
21 A 1105 1060 4.69      
22 A 1081 1037 138.37      
23 A 955 916 2.66      
24 A 911 873 11.72      
25 A 909 872 0.18      
26 A 824 790 12.42      
27 A 533 511 115.64      
28 A 497 477 2.58      
29 A 382 366 4.92      
30 A 332 319 24.34      
31 A 284 272 68.25      
32 A 200 192 3.19      
33 A 100 96 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 25195.1 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 24162.1 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/aug-cc-pVDZ
ABC
0.25362 0.13029 0.09517

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.021 1.038 -0.356
C2 1.289 0.476 0.179
C3 -1.255 0.416 0.304
H4 -0.077 0.885 -1.447
H5 -0.021 2.127 -0.167
O6 1.306 -0.946 -0.088
O7 -1.510 -0.923 -0.133
H8 2.103 -1.324 0.307
H9 -0.657 -1.384 -0.091
H10 2.151 0.962 -0.311
H11 1.357 0.655 1.268
H12 -1.141 0.453 1.407
H13 -2.155 0.992 0.043

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.52311.53161.10271.10482.40242.47233.24532.51882.17402.16482.16912.1717
C21.52312.54772.16282.13551.44753.14501.97972.70621.10401.10562.72253.4855
C31.53162.54772.16222.16132.92701.43133.78171.93763.50372.79421.10881.1006
H41.10272.16282.16221.78412.66672.65493.56472.70682.50183.07923.07612.5598
H51.10482.13552.16131.78413.34813.39384.07953.56912.46882.47512.55592.4262
O62.40241.44752.92702.66673.34812.81670.96652.01162.09862.09913.19063.9693
O72.47233.14501.43132.65493.39382.81673.66190.97084.12153.56002.09762.0284
H83.24531.97973.78173.56474.07950.96653.66192.78942.36832.32273.85844.8545
H92.51882.70621.93762.70683.56912.01160.97082.78943.66603.17212.41902.8126
H102.17401.10403.50372.50182.46882.09864.12152.36833.66601.79413.74774.3209
H112.16481.10562.79423.07922.47512.09913.56002.32273.17211.79412.50983.7351
H122.16912.72251.10883.07612.55593.19062.09763.85842.41903.74772.50981.7830
H132.17173.48551.10062.55982.42623.96932.02844.85452.81264.32093.73511.7830

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 107.912 C1 C2 H10 110.676
C1 C2 H11 109.857 C1 C3 O7 113.068
C1 C3 H12 109.429 C1 C3 H13 110.110
C2 C1 C3 113.032 C2 C1 H4 109.872
C2 C1 H5 107.644 C2 O6 H8 108.535
C3 C1 H4 109.247 C3 C1 H5 109.059
C3 O7 H9 105.941 H4 C1 H5 107.844
O6 C2 H10 109.935 O6 C2 H11 109.881
O7 C3 H12 110.699 O7 C3 H13 105.738
H10 C2 H11 108.575 H12 C3 H13 107.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability