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All results from a given calculation for CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-153.422002
Energy at 298.15K-153.427044
HF Energy-153.422002
Nuclear repulsion energy74.473822
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 HF/SDD
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 4085 3678 50.19      
2 A 3322 2991 93.02      
3 A 3296 2968 13.77      
4 A 3262 2937 46.46      
5 A 3179 2862 38.38      
6 A 1640 1477 5.17      
7 A 1623 1461 10.21      
8 A 1578 1421 24.88      
9 A 1516 1365 9.90      
10 A 1352 1217 126.76      
11 A 1259 1133 66.84      
12 A 1156 1041 16.49      
13 A 1138 1025 57.16      
14 A 980 882 14.53      
15 A 683 615 15.19      
16 A 431 388 16.97      
17 A 341 307 236.51      
18 A 178 160 7.54      

Unscaled Zero Point Vibrational Energy (zpe) 15508.7 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 13964.1 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 HF/SDD
ABC
1.51551 0.30983 0.27177

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.080 0.526 -0.103
C2 1.238 -0.177 0.009
O3 -1.179 -0.329 0.033
H4 -0.207 1.527 0.279
H5 1.274 -1.016 -0.675
H6 2.049 0.501 -0.229
H7 1.399 -0.562 1.013
H8 -2.028 0.086 -0.082

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49761.40021.07902.13042.13252.14871.9974
C21.49762.42222.25061.08321.08351.08793.2774
O31.40022.42222.11032.64403.34382.76820.9516
H41.07902.25062.11033.09412.53032.73542.3500
H52.13041.08322.64403.09411.76121.75283.5308
H62.13251.08353.34382.53031.76121.75964.1005
H72.14871.08792.76822.73541.75281.75963.6554
H81.99743.27740.95162.35003.53084.10053.6554

picture of 1-hydroxy-ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.242 C1 C2 H6 110.396
C1 C2 H7 111.430 C1 O3 H8 114.940
C2 C1 O3 113.374 C2 C1 H4 120.871
O3 C1 H4 116.081 H5 C2 H6 108.753
H5 C2 H7 107.671 H6 C2 H7 108.257
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.075      
2 C -0.569      
3 O -0.628      
4 H 0.147      
5 H 0.204      
6 H 0.175      
7 H 0.192      
8 H 0.404      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.250 1.786 0.094 1.806
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.081 -2.493 0.451
y -2.493 -19.793 0.659
z 0.451 0.659 -20.411
Traceless
 xyz
x 5.021 -2.493 0.451
y -2.493 -2.047 0.659
z 0.451 0.659 -2.974
Polar
3z2-r2-5.948
x2-y24.712
xy-2.493
xz0.451
yz0.659


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.959 0.025 0.053
y 0.025 3.338 -0.029
z 0.053 -0.029 2.545


<r2> (average value of r2) Å2
<r2> 52.153
(<r2>)1/2 7.222