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All results from a given calculation for HOCHCCHOH (allenediol)

using model chemistry: CCSD(T)/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 CCSD(T)/6-31G*
 hartrees
Energy at 0K-266.350456
Energy at 298.15K-266.354469
HF Energy-265.558573
Nuclear repulsion energy151.370254
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 CCSD(T)/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 3704 3564        
2 A 3201 3079        
3 A 1539 1480        
4 A 1327 1277        
5 A 1242 1195        
6 A 955 919        
7 A 919 884        
8 A 515 495        
9 A 499 480        
10 A 331 319        
11 A 114 110        
12 B 3704 3564        
13 B 3201 3080        
14 B 2044 1967        
15 B 1431 1377        
16 B 1300 1251        
17 B 1122 1079        
18 B 847 815        
19 B 617 594        
20 B 484 466        
21 B 138 133        

Unscaled Zero Point Vibrational Energy (zpe) 14616.4 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 14062.5 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 CCSD(T)/6-31G*
ABC
0.77150 0.07424 0.07251

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.329
C2 0.000 1.321 0.364
C3 0.000 -1.321 0.364
O4 0.786 2.154 -0.405
O5 -0.786 -2.154 -0.405
H6 -0.647 1.908 1.017
H7 0.647 -1.908 1.017
H8 1.362 1.586 -0.953
H9 -1.362 -1.586 -0.953

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.32181.32182.40742.40742.12862.12862.45222.4522
C21.32182.64261.37943.64491.08993.35731.91273.4702
C31.32182.64263.64491.37943.35731.08993.47021.9127
O42.40741.37943.64494.58562.03354.30530.97624.3476
O52.40743.64491.37944.58564.30532.03354.34760.9762
H62.12861.08993.35732.03354.30534.02902.83114.0740
H72.12863.35731.08994.30532.03354.02904.07402.8311
H82.45221.91273.47020.97624.34762.83114.07404.1810
H92.45223.47021.91274.34760.97624.07402.83114.1810

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.043 C1 C2 H6 123.631
C1 C3 O5 126.043 C1 C3 H7 123.631
C2 C1 C3 176.953 C2 O4 H8 107.340
C3 O5 H9 107.340 O4 C2 H6 110.323
O5 C3 H7 110.323
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability