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

using model chemistry: M06-2X/cc-pVTZ

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 M06-2X/cc-pVTZ
 hartrees
Energy at 0K-229.040591
Energy at 298.15K-229.045623
HF Energy-229.040591
Nuclear repulsion energy120.103494
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 M06-2X/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' 3779 3609 78.55      
2 A' 3031 2895 76.67      
3 A' 3010 2875 27.30      
4 A' 1860 1776 157.41      
5 A' 1495 1428 17.11      
6 A' 1456 1391 44.81      
7 A' 1410 1347 24.77      
8 A' 1318 1259 47.44      
9 A' 1171 1118 89.92      
10 A' 889 849 47.33      
11 A' 776 741 13.30      
12 A' 310 296 22.02      
13 A" 3050 2913 15.85      
14 A" 1272 1215 1.36      
15 A" 1122 1072 0.29      
16 A" 742 709 0.00      
17 A" 428 409 93.97      
18 A" 232 222 2.40      

Unscaled Zero Point Vibrational Energy (zpe) 13675.3 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 13061.3 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 M06-2X/cc-pVTZ
ABC
0.62160 0.22066 0.16791

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -0.926 0.000
C2 -0.927 0.273 0.000
O3 1.349 -0.579 0.000
O4 -0.514 1.397 0.000
H5 1.378 0.383 0.000
H6 -0.242 -1.530 0.881
H7 -0.242 -1.530 -0.881
H8 -2.012 0.058 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8
C11.51561.39332.37891.90101.09541.09542.2394
C21.51562.43121.19762.30832.12052.12051.1053
O31.39332.43122.71620.96322.05252.05253.4210
O42.37891.19762.71622.14653.06863.06862.0088
H51.90102.30830.96322.14652.65752.65753.4055
H61.09542.12052.05253.06862.65751.76222.5357
H71.09542.12052.05253.06862.65751.76222.5357
H82.23941.10533.42102.00883.40552.53572.5357

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 122.077 C1 C2 H8 116.519
C1 O3 H5 106.114 C2 C1 O3 113.325
C2 C1 H6 107.516 C2 C1 H7 107.516
O3 C1 H6 110.558 O3 C1 H7 110.558
O4 C2 H8 121.404 H6 C1 H7 107.107
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.026      
2 C 0.141      
3 O -0.390      
4 O -0.299      
5 H 0.263      
6 H 0.083      
7 H 0.083      
8 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.957 -1.439 0.000 2.429
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.003 3.932 0.000
y 3.932 -26.212 0.000
z 0.000 0.000 -23.159
Traceless
 xyz
x 0.683 3.932 0.000
y 3.932 -2.631 0.000
z 0.000 0.000 1.948
Polar
3z2-r23.897
x2-y22.210
xy3.932
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.822 0.169 0.000
y 0.169 5.250 0.000
z 0.000 0.000 3.358


<r2> (average value of r2) Å2
<r2> 72.498
(<r2>)1/2 8.515