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

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-268.848682
Energy at 298.15K-268.858774
Nuclear repulsion energy194.427130
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 QCISD/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 3868 3711 28.61      
2 A 3827 3672 133.32      
3 A 3120 2994 34.06      
4 A 3103 2977 55.67      
5 A 3067 2943 58.07      
6 A 3056 2932 24.51      
7 A 3016 2893 60.07      
8 A 2981 2860 75.05      
9 A 1528 1466 2.75      
10 A 1515 1454 3.78      
11 A 1500 1439 88.16      
12 A 1479 1419 7.80      
13 A 1458 1399 2.70      
14 A 1415 1358 2.07      
15 A 1386 1329 0.64      
16 A 1321 1268 37.68      
17 A 1294 1241 2.08      
18 A 1238 1188 14.86      
19 A 1213 1164 49.32      
20 A 1150 1103 35.32      
21 A 1135 1089 15.38      
22 A 1124 1078 85.81      
23 A 983 943 1.24      
24 A 928 890 9.71      
25 A 920 882 2.92      
26 A 838 804 8.85      
27 A 566 543 136.34      
28 A 510 489 1.97      
29 A 391 375 4.35      
30 A 336 323 21.19      
31 A 288 276 68.71      
32 A 222 213 2.78      
33 A 107 103 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 25440.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 24407.8 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 QCISD/cc-pVDZ
ABC
0.25528 0.13165 0.09609

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.025 1.044 -0.347
C2 1.292 0.467 0.169
C3 -1.257 0.403 0.308
H4 -0.089 0.895 -1.442
H5 -0.021 2.134 -0.153
O6 1.291 -0.943 -0.086
O7 -1.494 -0.918 -0.142
H8 2.074 -1.317 0.336
H9 -0.634 -1.360 -0.088
H10 2.151 0.955 -0.336
H11 1.380 0.665 1.258
H12 -1.140 0.447 1.416
H13 -2.159 0.989 0.057

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.52731.53551.10631.10742.39712.46013.23212.49292.17742.16682.16992.1726
C21.52732.55302.16402.14661.43233.12711.95522.66671.10931.11102.73273.4917
C31.53552.55302.16082.17622.90821.41593.74881.91043.51132.81491.11491.1049
H41.10632.16402.16081.78852.66822.63733.56832.68622.49823.08223.07782.5577
H51.10742.14662.17621.78853.34573.38934.06723.54752.47832.47292.56152.4337
O62.39711.43232.90822.66823.34572.78650.96511.97022.09792.09773.17743.9568
O72.46013.12711.41592.63733.38932.78653.62250.96834.10293.56812.10152.0298
H83.23211.95523.74883.56834.06720.96513.62252.74172.37052.29393.82174.8286
H92.49292.66671.91042.68623.54751.97020.96832.74173.62963.15722.40372.8039
H102.17741.10933.51132.49822.47832.09794.10292.37053.62961.79423.76214.3275
H112.16681.11102.81493.08222.47292.09773.56812.29393.15721.79422.53403.7511
H122.16992.73271.11493.07782.56153.17742.10153.82172.40373.76212.53401.7831
H132.17263.49171.10492.55772.43373.95682.02984.82862.80394.32753.75111.7831

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 108.133 C1 C2 H10 110.342
C1 C2 H11 109.417 C1 C3 O7 112.865
C1 C3 H12 108.880 C1 C3 H13 109.665
C2 C1 C3 112.933 C2 C1 H4 109.465
C2 C1 H5 108.065 C2 O6 H8 107.682
C3 C1 H4 108.669 C3 C1 H5 109.799
C3 O7 H9 104.951 H4 C1 H5 107.785
O6 C2 H10 110.619 O6 C2 H11 110.503
O7 C3 H12 111.726 O7 C3 H13 106.616
H10 C2 H11 107.825 H12 C3 H13 106.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability