return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/6-31G*
 hartrees
Energy at 0K-269.268453
Energy at 298.15K 
HF Energy-269.016163
Nuclear repulsion energy194.868054
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 B2PLYP=FULLultrafine/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 3784 3590 22.44      
2 A 3720 3529 122.25      
3 A 3135 2974 34.02      
4 A 3125 2964 52.05      
5 A 3083 2925 57.24      
6 A 3073 2916 24.24      
7 A 3036 2881 57.60      
8 A 2998 2844 73.52      
9 A 1575 1494 2.19      
10 A 1562 1482 0.20      
11 A 1516 1438 20.89      
12 A 1499 1423 86.36      
13 A 1485 1409 10.13      
14 A 1429 1356 1.62      
15 A 1413 1340 0.11      
16 A 1336 1267 30.43      
17 A 1307 1240 2.63      
18 A 1249 1185 17.90      
19 A 1224 1161 53.14      
20 A 1160 1101 28.55      
21 A 1119 1062 63.43      
22 A 1107 1051 66.78      
23 A 981 930 1.74      
24 A 935 887 1.80      
25 A 927 880 15.23      
26 A 837 794 8.37      
27 A 566 537 169.57      
28 A 516 489 2.70      
29 A 394 374 4.12      
30 A 340 322 21.31      
31 A 289 274 73.67      
32 A 224 212 2.56      
33 A 112 106 0.81      

Unscaled Zero Point Vibrational Energy (zpe) 25526.9 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 24217.3 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 B2PLYP=FULLultrafine/6-31G*
ABC
0.25576 0.13242 0.09637

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.017 1.036 -0.357
C2 1.282 0.468 0.181
C3 -1.242 0.414 0.309
H4 -0.069 0.820 -1.428
H5 -0.013 2.127 -0.236
O6 1.274 -0.939 -0.088
O7 -1.489 -0.908 -0.141
H8 2.071 -1.338 0.291
H9 -0.643 -1.378 -0.055
H10 2.147 0.962 -0.284
H11 1.337 0.648 1.265
H12 -1.108 0.438 1.403
H13 -2.141 0.993 0.081

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51701.52731.09361.09712.37542.44873.22752.51252.16672.14822.15552.1693
C21.51702.52872.13062.14611.43253.11091.97352.67751.09951.09992.68493.4650
C31.52732.52872.13512.17732.88501.41873.74811.92443.48462.76111.10231.0929
H41.09362.13062.13511.76932.58732.58103.49162.65482.49793.04263.03962.5693
H51.09712.14612.17731.76933.32873.37634.07773.56542.45512.50252.59542.4316
O62.37541.43252.88502.58733.32872.76370.96821.96702.10132.08703.13003.9276
O72.44873.11091.41872.58103.37632.76373.61130.97124.09163.51962.08362.0226
H83.22751.97353.74813.49164.07770.96823.61132.73592.37222.33083.80764.8185
H92.51252.67751.92442.65483.56541.96700.97122.73593.64883.12542.37462.8079
H102.16671.09953.48462.49792.45512.10134.09162.37223.64881.77583.70394.3040
H112.14821.09992.76113.04262.50252.08703.51962.33083.12541.77582.45853.6903
H122.15552.68491.10233.03962.59543.13002.08363.80762.37463.70392.45851.7666
H132.16933.46501.09292.56932.43163.92762.02264.81852.80794.30403.69031.7666

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 107.250 C1 C2 H10 110.793
C1 C2 H11 109.311 C1 C3 O7 112.391
C1 C3 H12 109.037 C1 C3 H13 110.681
C2 C1 C3 112.322 C2 C1 H4 108.301
C2 C1 H5 109.314 C2 O6 H8 109.042
C3 C1 H4 107.959 C3 C1 H5 111.061
C3 O7 H9 105.734 H4 C1 H5 107.732
O6 C2 H10 111.496 O6 C2 H11 110.304
O7 C3 H12 110.857 O7 C3 H13 106.561
H10 C2 H11 107.686 H12 C3 H13 107.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability