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All results from a given calculation for HOCHCCHOH (allenediol)

using model chemistry: CCSD(T)/cc-pVTZ

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)/cc-pVTZ
 hartrees
Energy at 0K-266.686509
Energy at 298.15K-266.690573
HF Energy-265.674958
Nuclear repulsion energy152.185589
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)/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 3813 3717        
2 A 3190 3110        
3 A 1515 1477        
4 A 1314 1281        
5 A 1224 1193        
6 A 944 920        
7 A 921 897        
8 A 522 509        
9 A 493 480        
10 A 330 322        
11 A 119 116        
12 B 3813 3717        
13 B 3190 3110        
14 B 2024 1973        
15 B 1410 1375        
16 B 1281 1249        
17 B 1113 1085        
18 B 855 833        
19 B 623 607        
20 B 471 459        
21 B 145 142        

Unscaled Zero Point Vibrational Energy (zpe) 14654.9 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 14285.6 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 CCSD(T)/cc-pVTZ
ABC
0.78102 0.07491 0.07315

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.330
C2 0.000 1.316 0.361
C3 0.000 -1.316 0.361
O4 0.781 2.145 -0.403
O5 -0.781 -2.145 -0.403
H6 -0.646 1.888 1.015
H7 0.646 -1.888 1.015
H8 1.346 1.585 -0.947
H9 -1.346 -1.585 -0.947

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.31671.31672.39762.39762.10982.10982.43992.4399
C21.31672.63271.37113.62961.08303.33371.89563.4549
C31.31672.63273.62961.37113.33371.08303.45491.8956
O42.39761.37113.62964.56592.02854.27710.96394.3281
O52.39763.62961.37114.56594.27712.02854.32810.9639
H62.10981.08303.33372.02854.27713.99082.81274.0494
H72.10983.33371.08304.27712.02853.99084.04942.8127
H82.43991.89563.45490.96394.32812.81274.04944.1584
H92.43993.45491.89564.32810.96394.04942.81274.1584

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.251 C1 C2 H6 122.796
C1 C3 O5 126.251 C1 C3 H7 122.796
C2 C1 C3 177.343 C2 O4 H8 107.261
C3 O5 H9 107.261 O4 C2 H6 110.953
O5 C3 H7 110.953
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability