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All results from a given calculation for CHOCH2OH (hydroxy acetaldehyde)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS H in 1A'
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-228.999419
Energy at 298.15K-229.004210
HF Energy-228.999419
Nuclear repulsion energy118.894056
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 B97D3/TZVP
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' 3606 3554 49.85      
2 A' 2915 2873 62.04      
3 A' 2851 2810 91.94      
4 A' 1738 1713 154.10      
5 A' 1443 1422 20.83      
6 A' 1399 1379 39.24      
7 A' 1364 1344 34.45      
8 A' 1259 1241 38.21      
9 A' 1088 1073 80.09      
10 A' 836 824 59.64      
11 A' 748 738 5.67      
12 A' 260 256 25.49      
13 A" 2926 2884 25.09      
14 A" 1217 1199 4.86      
15 A" 1073 1057 0.20      
16 A" 690 680 0.23      
17 A" 386 381 92.41      
18 A" 193 190 8.46      

Unscaled Zero Point Vibrational Energy (zpe) 12996.5 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 12809.3 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 B97D3/TZVP
ABC
0.61574 0.21413 0.16373

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -0.929 0.000
C2 -0.929 0.260 0.000
O3 1.358 -0.569 0.000
O4 -0.518 1.403 0.000
H5 1.375 0.406 0.000
H6 -0.252 -1.545 0.884
H7 -0.252 -1.545 -0.884
H8 -2.018 0.030 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8
C11.50891.40542.38901.91611.10591.10592.2342
C21.50892.43251.21442.30792.12032.12031.1133
O31.40542.43252.72190.97452.07992.07993.4289
O42.38901.21442.72192.13953.08863.08862.0334
H51.91612.30790.97452.13952.68882.68883.4133
H61.10592.12032.07993.08862.68881.76742.5256
H71.10592.12032.07993.08862.68881.76742.5256
H82.23421.11333.42892.03343.41332.52562.5256

picture of hydroxy acetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 122.256 C1 C2 H8 116.056
C1 O3 H5 105.822 C2 C1 O3 113.124
C2 C1 H6 107.362 C2 C1 H7 107.362
O3 C1 H6 111.274 O3 C1 H7 111.274
O4 C2 H8 121.688 H6 C1 H7 106.081
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.022      
2 C 0.098      
3 O -0.357      
4 O -0.286      
5 H 0.271      
6 H 0.114      
7 H 0.114      
8 H 0.068      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.889 -1.403 0.000 2.353
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.518 4.123 0.000
y 4.123 -26.551 0.000
z 0.000 0.000 -23.242
Traceless
 xyz
x 0.379 4.123 0.000
y 4.123 -2.671 0.000
z 0.000 0.000 2.292
Polar
3z2-r24.585
x2-y22.033
xy4.123
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.258 0.163 0.000
y 0.163 5.674 0.000
z 0.000 0.000 3.473


<r2> (average value of r2) Å2
<r2> 74.061
(<r2>)1/2 8.606