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: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-263.476911
Energy at 298.15K-263.480876
HF Energy-263.476911
Nuclear repulsion energy150.109654
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 B1B95/STO-3G
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 3787 3344 2.47      
2 A 3424 3023 0.05      
3 A 1672 1477 14.22      
4 A 1476 1304 0.07      
5 A 1265 1117 10.29      
6 A 1001 884 44.30      
7 A 988 873 4.21      
8 A 558 492 65.74      
9 A 537 474 17.57      
10 A 346 306 5.71      
11 A 135 120 0.16      
12 B 3787 3344 49.42      
13 B 3426 3025 4.42      
14 B 2202 1944 317.97      
15 B 1546 1365 65.66      
16 B 1394 1231 22.90      
17 B 1167 1030 158.24      
18 B 899 794 11.30      
19 B 629 555 23.19      
20 B 540 477 69.95      
21 B 179 158 2.11      

Unscaled Zero Point Vibrational Energy (zpe) 15478.7 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 13667.7 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 B1B95/STO-3G
ABC
0.71794 0.07447 0.07241

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.378
C2 0.000 1.314 0.374
C3 0.000 -1.314 0.374
O4 0.805 2.149 -0.430
O5 -0.805 -2.149 -0.430
H6 -0.650 1.929 1.020
H7 0.650 -1.929 1.020
H8 1.364 1.479 -0.959
H9 -1.364 -1.479 -0.959

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.31361.31362.43302.43302.13412.13412.41642.4164
C21.31362.62711.41173.64471.10363.36941.91503.3823
C31.31362.62713.64471.41173.36941.10363.38231.9150
O42.43301.41173.64474.58942.06594.33071.02044.2602
O52.43303.64471.41174.58944.33072.06594.26021.0204
H62.13411.10363.36942.06594.33074.07102.85954.0052
H72.13413.36941.10364.33072.06594.07104.00522.8595
H82.41641.91503.38231.02044.26022.85954.00524.0249
H92.41643.38231.91504.26021.02044.00522.85954.0249

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.408 C1 C2 H6 123.761
C1 C3 O5 126.408 C1 C3 H7 123.761
C2 C1 C3 179.635 C2 O4 H8 102.694
C3 O5 H9 102.694 O4 C2 H6 109.831
O5 C3 H7 109.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.125      
2 C -0.015      
3 C -0.015      
4 O -0.219      
5 O -0.219      
6 H 0.092      
7 H 0.092      
8 H 0.206      
9 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.809 0.809
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.829 -1.186 0.000
y -1.186 -31.988 0.000
z 0.000 0.000 -24.681
Traceless
 xyz
x 4.505 -1.186 0.000
y -1.186 -7.733 0.000
z 0.000 0.000 3.228
Polar
3z2-r26.456
x2-y28.159
xy-1.186
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.235 0.773 0.000
y 0.773 7.156 0.000
z 0.000 0.000 2.058


<r2> (average value of r2) Å2
<r2> 147.524
(<r2>)1/2 12.146