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

using model chemistry: CCD/3-21G*

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/3-21G*
 hartrees
Energy at 0K-267.028692
Energy at 298.15K-267.038850
Nuclear repulsion energy192.902272
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/3-21G*
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 3545 3391 1.68      
2 A 3509 3356 107.36      
3 A 3111 2976 23.22      
4 A 3083 2949 47.21      
5 A 3057 2924 32.18      
6 A 3045 2913 30.99      
7 A 3009 2878 36.79      
8 A 2969 2839 63.24      
9 A 1608 1538 4.69      
10 A 1595 1526 0.34      
11 A 1547 1479 23.16      
12 A 1537 1470 89.17      
13 A 1478 1413 5.35      
14 A 1441 1378 3.35      
15 A 1424 1362 1.64      
16 A 1345 1287 24.10      
17 A 1310 1253 2.84      
18 A 1243 1189 36.33      
19 A 1233 1179 18.60      
20 A 1153 1103 17.47      
21 A 1068 1022 64.92      
22 A 1059 1013 6.72      
23 A 967 925 3.94      
24 A 932 891 4.06      
25 A 910 870 22.48      
26 A 809 774 5.69      
27 A 678 648 180.97      
28 A 511 489 4.20      
29 A 377 361 2.10      
30 A 338 324 14.42      
31 A 292 279 102.52      
32 A 261 250 12.95      
33 A 105 100 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 25274.0 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 24174.5 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/3-21G*
ABC
0.24212 0.13510 0.09609

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.020 1.078 -0.358
C2 1.301 0.486 0.173
C3 -1.256 0.427 0.318
H4 -0.086 0.896 -1.438
H5 -0.015 2.164 -0.180
O6 1.242 -0.971 -0.083
O7 -1.463 -0.947 -0.140
H8 2.018 -1.408 0.349
H9 -0.557 -1.354 -0.129
H10 2.165 0.938 -0.340
H11 1.386 0.688 1.254
H12 -1.134 0.488 1.416
H13 -2.162 0.983 0.049

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.54191.55211.09781.10022.42212.49663.29122.50152.18882.17362.17612.1831
C21.54192.56182.16562.16181.48043.12972.03272.63301.10091.10242.73413.5014
C31.55212.56182.16132.19222.89001.46243.75241.96423.52022.81451.10631.0973
H41.09782.16562.16131.78792.66182.64153.59552.64502.50503.07523.06742.5554
H51.10022.16182.19221.78793.37893.43174.14393.55992.50612.48952.57052.4613
O62.42211.48042.89002.66183.37892.70620.98941.84052.13522.13503.16563.9276
O72.49663.12971.46242.64153.43172.70623.54510.99334.09313.56812.14162.0613
H83.29122.03273.75243.59554.14390.98943.54512.61942.44932.36873.82974.8249
H92.50152.63301.96422.64503.55991.84050.99332.61943.56453.13972.47252.8408
H102.18881.10093.52022.50502.50612.13524.09312.44933.56451.79103.76364.3447
H112.17361.10242.81453.07522.48952.13503.56812.36873.13971.79102.53303.7588
H122.17612.73411.10633.06742.57053.16562.14163.82972.47253.76362.53301.7804
H132.18313.50141.09732.55542.46133.92762.06134.82492.84084.34473.75881.7804

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 106.505 C1 C2 H10 110.721
C1 C2 H11 109.443 C1 C3 O7 111.794
C1 C3 H12 108.732 C1 C3 H13 109.783
C2 C1 C3 111.784 C2 C1 H4 109.086
C2 C1 H5 108.657 C2 O6 H8 109.156
C3 C1 H4 108.071 C3 C1 H5 110.325
C3 O7 H9 104.605 H4 C1 H5 108.867
O6 C2 H10 110.760 O6 C2 H11 110.650
O7 C3 H12 112.230 O7 C3 H13 106.399
H10 C2 H11 108.748 H12 C3 H13 107.795
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability