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

using model chemistry: B3LYP/6-311G*

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 B3LYP/6-311G*
 hartrees
Energy at 0K-229.098799
Energy at 298.15K-229.103649
Nuclear repulsion energy119.486952
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 B3LYP/6-311G*
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' 3679 3555 36.32      
2 A' 2978 2878 65.04      
3 A' 2928 2829 86.04      
4 A' 1806 1745 150.33      
5 A' 1494 1444 18.78      
6 A' 1455 1406 76.18      
7 A' 1401 1354 24.96      
8 A' 1306 1262 51.39      
9 A' 1133 1095 79.86      
10 A' 862 833 50.52      
11 A' 767 742 9.90      
12 A' 297 287 24.03      
13 A" 2987 2887 34.46      
14 A" 1251 1209 3.06      
15 A" 1111 1074 0.10      
16 A" 726 701 0.24      
17 A" 380 367 99.89      
18 A" 178 172 14.50      

Unscaled Zero Point Vibrational Energy (zpe) 13370.0 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 12919.4 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 B3LYP/6-311G*
ABC
0.61679 0.21790 0.16598

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.932 0.000
C2 0.927 -0.258 0.000
O3 -1.347 0.555 0.000
O4 0.510 -1.390 0.000
H5 -1.365 -0.415 0.000
H6 0.241 1.549 0.881
H7 0.241 1.549 -0.881
H8 2.015 -0.044 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8
C11.50901.39942.37821.91851.10191.10192.2393
C21.50902.41561.20682.29822.12402.12401.1088
O31.39942.41562.68970.97012.07062.07063.4156
O42.37821.20682.68972.11403.08013.08012.0196
H51.91852.29820.97012.11402.68582.68583.4011
H61.10192.12402.07063.08012.68581.76242.5418
H71.10192.12402.07063.08012.68581.76242.5418
H82.23931.10883.41562.01963.40112.54182.5418

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 121.860 C1 C2 H8 116.780
C1 O3 H5 106.719 C2 C1 O3 112.262
C2 C1 H6 107.865 C2 C1 H7 107.865
O3 C1 H6 111.190 O3 C1 H7 111.190
O4 C2 H8 121.360 H6 C1 H7 106.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.192      
2 C 0.056      
3 O -0.560      
4 O -0.291      
5 H 0.392      
6 H 0.213      
7 H 0.213      
8 H 0.170      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.992 1.222 0.000 2.337
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.335 4.238 0.000
y 4.238 -26.339 0.000
z 0.000 0.000 -23.112
Traceless
 xyz
x 0.391 4.238 0.000
y 4.238 -2.615 0.000
z 0.000 0.000 2.224
Polar
3z2-r24.449
x2-y22.004
xy4.238
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.630 0.250 0.000
y 0.250 5.032 0.000
z 0.000 0.000 2.965


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000