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 HOCHCCHOH (allenediol)

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-266.199247
Energy at 298.15K-266.203549
HF Energy-265.562746
Nuclear repulsion energy153.191762
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 CID/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3923 3624 42.04      
2 A 3325 3072 8.79      
3 A 1627 1503 33.93      
4 A 1376 1271 0.21      
5 A 1299 1200 29.69      
6 A 1019 941 101.89      
7 A 1008 931 0.01      
8 A 567 524 84.56      
9 A 519 479 66.16      
10 A 354 327 26.63      
11 A 140 129 0.11      
12 B 3921 3622 53.79      
13 B 3325 3071 15.02      
14 B 2182 2016 353.70      
15 B 1484 1371 105.92      
16 B 1347 1244 0.27      
17 B 1190 1100 564.44      
18 B 932 861 6.45      
19 B 669 618 56.03      
20 B 492 455 138.92      
21 B 176 162 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 15437.2 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 14259.4 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 CID/6-31G*
ABC
0.78929 0.07603 0.07424

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/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 1.304 0.358
C3 0.000 -1.304 0.358
O4 0.775 2.129 -0.400
O5 -0.775 -2.129 -0.400
H6 -0.643 1.879 1.009
H7 0.643 -1.879 1.009
H8 1.353 1.588 -0.947
H9 -1.353 -1.588 -0.947

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.30441.30442.37982.37982.09902.09902.44602.4460
C21.30442.60811.36223.59991.08023.31191.90163.4498
C31.30442.60813.59991.36223.31191.08023.44981.9016
O42.37981.36223.59994.53092.01424.25010.96234.3180
O52.37983.59991.36224.53094.25012.01424.31800.9623
H62.09901.08023.31192.01424.25013.97192.80974.0438
H72.09903.31191.08024.25012.01423.97194.04382.8097
H82.44601.90163.44980.96234.31802.80974.04384.1729
H92.44603.44981.90164.31800.96234.04382.80974.1729

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.357 C1 C2 H6 123.064
C1 C3 O5 126.357 C1 C3 H7 123.064
C2 C1 C3 177.439 C2 O4 H8 108.566
C3 O5 H9 108.566 O4 C2 H6 110.579
O5 C3 H7 110.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability