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: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-268.081445
Energy at 298.15K-268.091614
Nuclear repulsion energy195.367519
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 HF/aug-cc-pVTZ
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 4172 3798 66.46      
2 A 4139 3768 119.30      
3 A 3213 2925 61.36      
4 A 3205 2918 66.24      
5 A 3173 2888 77.53      
6 A 3157 2874 14.90      
7 A 3136 2855 60.97      
8 A 3115 2836 56.95      
9 A 1651 1503 1.94      
10 A 1638 1491 1.52      
11 A 1592 1450 11.88      
12 A 1580 1438 11.34      
13 A 1569 1429 63.69      
14 A 1512 1377 5.76      
15 A 1492 1358 7.52      
16 A 1417 1290 27.17      
17 A 1384 1260 9.70      
18 A 1326 1207 5.07      
19 A 1294 1178 105.92      
20 A 1232 1121 27.32      
21 A 1199 1092 89.21      
22 A 1184 1078 58.99      
23 A 1035 942 3.54      
24 A 991 902 9.47      
25 A 981 893 9.20      
26 A 864 787 7.13      
27 A 541 493 8.54      
28 A 488 445 140.31      
29 A 411 375 9.03      
30 A 346 315 25.57      
31 A 288 263 80.73      
32 A 188 171 3.16      
33 A 112 102 1.37      

Unscaled Zero Point Vibrational Energy (zpe) 26812.0 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 24409.6 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 HF/aug-cc-pVTZ
ABC
0.26503 0.12766 0.09484

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.025 1.016 -0.345
C2 1.292 0.463 0.167
C3 -1.259 0.400 0.304
H4 -0.085 0.880 -1.419
H5 -0.027 2.085 -0.153
O6 1.340 -0.926 -0.070
O7 -1.536 -0.896 -0.139
H8 2.148 -1.287 0.245
H9 -0.747 -1.410 -0.106
H10 2.119 0.956 -0.336
H11 1.385 0.660 1.232
H12 -1.150 0.419 1.388
H13 -2.128 0.996 0.060

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 O6 O7 H8 H9 H10 H11 H12 H13
C11.51761.52481.08461.08622.38962.44593.22122.54282.14432.14512.15142.1423
C21.51762.55592.14162.11521.40973.15271.95002.78281.08561.08712.73143.4636
C31.52482.55592.14032.13712.94151.39743.80241.92513.48252.81401.08951.0819
H41.08462.14162.14031.74972.66682.62673.52872.72162.45633.03943.03832.5255
H51.08622.11522.13711.74973.30783.34144.03283.56902.43172.43762.53262.3765
O62.38961.40972.94152.66683.30782.87680.93942.14322.05362.05213.18353.9672
O72.44593.15271.39742.62673.34142.87683.72420.94164.10163.58202.05151.9925
H83.22121.95003.80243.52874.03280.93943.72422.91922.31752.31283.88544.8512
H92.54282.78281.92512.72163.56902.14320.94162.91923.72353.25922.39572.7789
H102.14431.08563.48252.45632.43172.05364.10162.31753.72351.75653.73484.2656
H112.14511.08712.81403.03942.43762.05213.58202.31283.25921.75652.55153.7188
H122.15142.73141.08953.03832.53263.18352.05153.88542.39573.73482.55151.7476
H132.14233.46361.08192.52552.37653.96721.99254.85122.77894.26563.71881.7476

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 109.378 C1 C2 H10 109.807
C1 C2 H11 109.781 C1 C3 O7 113.583
C1 C3 H12 109.636 C1 C3 H13 109.360
C2 C1 C3 114.303 C2 C1 H4 109.649
C2 C1 H5 107.494 C2 O6 H8 110.622
C3 C1 H4 109.047 C3 C1 H5 108.705
C3 O7 H9 109.233 H4 C1 H5 107.413
O6 C2 H10 110.095 O6 C2 H11 109.872
O7 C3 H12 110.560 O7 C3 H13 106.266
H10 C2 H11 107.890 H12 C3 H13 107.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.558      
2 C -0.190      
3 C -0.159      
4 H 0.298      
5 H 0.282      
6 O -0.493      
7 O -0.644      
8 H 0.086      
9 H 0.215      
10 H 0.307      
11 H 0.284      
12 H 0.237      
13 H 0.335      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.038 1.509 1.115 3.571
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.877 -4.300 0.721
y -4.300 -30.619 -1.120
z 0.721 -1.120 -31.965
Traceless
 xyz
x 0.415 -4.300 0.721
y -4.300 0.801 -1.120
z 0.721 -1.120 -1.217
Polar
3z2-r2-2.434
x2-y2-0.257
xy-4.300
xz0.721
yz-1.120


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.085 -0.093 0.025
y -0.093 6.819 0.048
z 0.025 0.048 6.071


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000