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

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-268.408809
Energy at 298.15K-268.418844
Nuclear repulsion energy191.860689
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 CCD/6-31G
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 3688 3539 9.03      
2 A 3648 3500 65.47      
3 A 3090 2965 44.19      
4 A 3080 2955 36.35      
5 A 3042 2919 51.08      
6 A 3018 2896 21.09      
7 A 2996 2875 39.09      
8 A 2979 2858 55.85      
9 A 1577 1513 2.04      
10 A 1565 1501 0.48      
11 A 1532 1470 5.77      
12 A 1483 1423 67.84      
13 A 1467 1408 29.63      
14 A 1428 1370 0.51      
15 A 1418 1360 1.44      
16 A 1327 1273 22.63      
17 A 1288 1236 2.19      
18 A 1223 1174 1.51      
19 A 1220 1170 65.51      
20 A 1155 1108 14.40      
21 A 1095 1051 13.81      
22 A 1060 1017 89.79      
23 A 948 910 4.10      
24 A 933 895 6.56      
25 A 910 873 18.79      
26 A 821 788 13.50      
27 A 575 552 231.97      
28 A 513 492 3.23      
29 A 383 368 5.32      
30 A 328 315 43.33      
31 A 290 278 106.92      
32 A 213 205 8.62      
33 A 111 107 1.86      

Unscaled Zero Point Vibrational Energy (zpe) 25200.9 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 24180.2 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 CCD/6-31G
ABC
0.24501 0.12996 0.09387

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.008 1.064 -0.349
C2 1.325 0.480 0.146
C3 -1.244 0.436 0.336
H4 -0.098 0.906 -1.437
H5 0.007 2.155 -0.168
O6 1.263 -0.984 -0.044
O7 -1.530 -0.911 -0.161
H8 2.087 -1.417 0.248
H9 -0.693 -1.422 -0.148
H10 2.172 0.901 -0.422
H11 1.470 0.709 1.219
H12 -1.103 0.427 1.435
H13 -2.146 1.023 0.114

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.53731.54631.10271.10592.42962.49983.30192.58602.18782.18392.18812.1876
C21.53732.57592.17082.15411.47793.19002.04722.78841.10411.10592.74913.5130
C31.54632.57592.16312.18452.90591.46353.81271.99683.53012.86661.10811.0993
H41.10272.17082.16311.78322.71382.64213.60712.72702.48663.09013.08052.5715
H51.10592.15412.18451.78323.38313.42884.15443.64422.51512.48082.60462.4481
O62.42961.47792.90592.71383.38312.79580.97602.00702.12722.12213.12713.9590
O72.49983.19001.46352.64213.42882.79583.67500.98024.12993.67732.12622.0481
H83.30192.04723.81273.60714.15440.97603.67502.80852.41472.41713.87184.8880
H92.58602.78841.99682.72703.64422.00700.98022.80853.69903.32922.46842.8558
H102.18781.10413.53012.48662.51512.12724.12992.41473.69901.79503.79494.3530
H112.18391.10592.86663.09012.48082.12213.67732.41713.32921.79502.59733.7940
H122.18812.74911.10813.08052.60463.12712.12623.87182.46843.79492.59731.7859
H132.18763.51301.09932.57152.44813.95902.04814.88802.85584.35303.79401.7859

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 107.357 C1 C2 H10 110.779
C1 C2 H11 110.366 C1 C3 O7 112.285
C1 C3 H12 109.948 C1 C3 H13 110.421
C2 C1 C3 113.305 C2 C1 H4 109.524
C2 C1 H5 108.058 C2 O6 H8 111.439
C3 C1 H4 108.327 C3 C1 H5 109.795
C3 O7 H9 107.957 H4 C1 H5 107.688
O6 C2 H10 110.104 O6 C2 H11 109.599
O7 C3 H12 110.789 O7 C3 H13 105.216
H10 C2 H11 108.630 H12 C3 H13 108.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability