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 CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-154.454293
Energy at 298.15K-154.459224
HF Energy-154.454293
Nuclear repulsion energy75.016678
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/Def2TZVPP
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 3841 3698 57.42      
2 A 3136 3019 41.12      
3 A 3100 2984 10.00      
4 A 3041 2927 18.31      
5 A 2949 2839 46.82      
6 A 1489 1433 1.52      
7 A 1465 1410 11.25      
8 A 1448 1394 15.77      
9 A 1397 1345 0.16      
10 A 1273 1226 120.83      
11 A 1207 1162 46.00      
12 A 1059 1020 34.11      
13 A 1021 983 5.32      
14 A 929 894 10.17      
15 A 556 535 18.65      
16 A 410 395 9.83      
17 A 365 351 123.76      
18 A 182 175 3.48      

Unscaled Zero Point Vibrational Energy (zpe) 14433.9 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 13894.0 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/Def2TZVPP
ABC
1.55049 0.31478 0.27638

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.092 0.507 -0.100
C2 1.229 -0.165 0.009
O3 -1.167 -0.337 0.029
H4 -0.223 1.524 0.263
H5 1.284 -1.020 -0.668
H6 2.029 0.529 -0.245
H7 1.415 -0.539 1.025
H8 -1.987 0.157 -0.055

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48641.37311.08792.13252.12632.15181.9271
C21.48642.40272.24191.09181.08961.09823.2324
O31.37312.40272.10022.63843.32322.77490.9602
H41.08792.24192.10023.09992.51362.74192.2541
H52.13251.09182.63843.09991.77071.76463.5297
H62.12631.08963.32322.51361.77071.76964.0375
H72.15181.09822.77492.74191.76461.76963.6356
H81.92713.23240.96022.25413.52974.03753.6356

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 110.686 C1 C2 H6 110.316
C1 C2 H7 111.846 C1 O3 H8 110.109
C2 C1 O3 114.281 C2 C1 H4 120.336
O3 C1 H4 116.696 H5 C2 H6 108.530
H5 C2 H7 107.373 H6 C2 H7 107.962
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.033      
2 C -0.212      
3 O -0.284      
4 H 0.085      
5 H 0.090      
6 H 0.077      
7 H 0.080      
8 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.526 1.146 0.317 1.300
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.566 -1.921 -0.115
y -1.921 -19.747 0.602
z -0.115 0.602 -20.727
Traceless
 xyz
x 4.671 -1.921 -0.115
y -1.921 -1.601 0.602
z -0.115 0.602 -3.070
Polar
3z2-r2-6.141
x2-y24.181
xy-1.921
xz-0.115
yz0.602


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.392 -0.151 0.077
y -0.151 4.532 -0.056
z 0.077 -0.056 3.867


<r2> (average value of r2) Å2
<r2> 51.718
(<r2>)1/2 7.192