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All results from a given calculation for HOCHCCHOH (allenediol)

using model chemistry: QCISD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at QCISD/6-31G**
 hartrees
Energy at 0K-266.365108
Energy at 298.15K-266.369199
HF Energy-265.577169
Nuclear repulsion energy151.929414
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/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 3882 3655 27.28      
2 A 3259 3068 10.23      
3 A 1561 1470 28.76      
4 A 1334 1255 0.06      
5 A 1253 1180 27.41      
6 A 969 913 90.25      
7 A 944 888 3.69      
8 A 525 494 73.99      
9 A 497 468 58.56      
10 A 337 317 20.41      
11 A 121 114 0.08      
12 B 3882 3654 36.45      
13 B 3260 3069 15.96      
14 B 2089 1967 286.27      
15 B 1439 1355 91.79      
16 B 1304 1228 0.51      
17 B 1135 1069 485.36      
18 B 868 817 9.49      
19 B 631 594 44.97      
20 B 474 446 125.75      
21 B 149 141 1.11      

Unscaled Zero Point Vibrational Energy (zpe) 14957.1 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 14080.6 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 QCISD/6-31G**
ABC
0.78124 0.07461 0.07286

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.325
C2 0.000 1.316 0.363
C3 0.000 -1.316 0.363
O4 0.782 2.151 -0.402
O5 -0.782 -2.151 -0.402
H6 -0.645 1.891 1.016
H7 0.645 -1.891 1.016
H8 1.353 1.598 -0.949
H9 -1.353 -1.598 -0.949

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.31691.31692.40112.40112.11362.11362.45052.4505
C21.31692.63281.37553.63541.08273.33571.90503.4700
C31.31692.63283.63541.37553.33571.08273.47001.9050
O42.40111.37553.63544.57642.02834.28500.96474.3476
O52.40113.63541.37554.57644.28502.02834.34760.9647
H62.11361.08273.33572.02834.28503.99492.81724.0656
H72.11363.33571.08274.28502.02833.99494.06562.8172
H82.45051.90503.47000.96474.34762.81724.06564.1864
H92.45053.47001.90504.34760.96474.06562.81724.1864

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.184 C1 C2 H6 123.180
C1 C3 O5 126.184 C1 C3 H7 123.180
C2 C1 C3 176.739 C2 O4 H8 107.685
C3 O5 H9 107.685 O4 C2 H6 110.634
O5 C3 H7 110.634
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability