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: BLYP/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-154.343795
Energy at 298.15K-154.348647
HF Energy-154.343795
Nuclear repulsion energy74.071600
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 BLYP/aug-cc-pVDZ
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 3677 3670 43.25      
2 A 3065 3059 40.80      
3 A 3030 3024 10.21      
4 A 2961 2956 19.84      
5 A 2857 2851 64.35      
6 A 1418 1415 1.26      
7 A 1394 1391 12.81      
8 A 1383 1380 8.50      
9 A 1330 1327 0.28      
10 A 1228 1226 85.98      
11 A 1149 1147 69.67      
12 A 1023 1021 24.83      
13 A 971 969 4.97      
14 A 891 889 13.79      
15 A 517 516 17.00      
16 A 394 393 20.81      
17 A 379 378 103.53      
18 A 171 170 3.74      

Unscaled Zero Point Vibrational Energy (zpe) 13917.5 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 13891.1 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 BLYP/aug-cc-pVDZ
ABC
1.50325 0.30802 0.27009

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.087 0.512 -0.095
C2 1.239 -0.166 0.011
O3 -1.183 -0.345 0.020
H4 -0.236 1.549 0.238
H5 1.324 -0.995 -0.721
H6 2.049 0.559 -0.188
H7 1.419 -0.608 1.020
H8 -2.003 0.182 -0.005

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49261.39661.10002.15622.13802.18261.9465
C21.49262.42912.27381.10841.10501.11663.2607
O31.39662.42912.12882.69413.36282.80010.9748
H41.10002.27382.12883.13432.52682.82882.2467
H52.15621.10842.69413.13431.79511.78613.6007
H62.13801.10503.36282.52681.79511.79404.0734
H72.18261.11662.80012.82881.78611.79403.6583
H81.94653.26070.97482.24673.60074.07343.6583

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 111.131 C1 C2 H6 109.891
C1 C2 H7 112.755 C1 O3 H8 109.040
C2 C1 O3 114.401 C2 C1 H4 121.844
O3 C1 H4 116.511 H5 C2 H6 108.388
H5 C2 H7 106.791 H6 C2 H7 107.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.855      
2 C 0.875      
3 O -0.380      
4 H -0.636      
5 H -0.266      
6 H -0.285      
7 H -0.281      
8 H 0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.453 1.107 0.320 1.239
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.100 -1.926 -0.135
y -1.926 -20.272 0.689
z -0.135 0.689 -21.296
Traceless
 xyz
x 4.684 -1.926 -0.135
y -1.926 -1.574 0.689
z -0.135 0.689 -3.110
Polar
3z2-r2-6.219
x2-y24.172
xy-1.926
xz-0.135
yz0.689


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.271 -0.222 0.138
y -0.222 5.328 -0.224
z 0.138 -0.224 4.786


<r2> (average value of r2) Å2
<r2> 53.001
(<r2>)1/2 7.280