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

using model chemistry: QCISD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at QCISD/TZVP
 hartrees
Energy at 0K-154.028867
Energy at 298.15K-154.033873
HF Energy-153.514448
Nuclear repulsion energy74.920001
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 QCISD/TZVP
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 3884 3711 47.41      
2 A 3169 3028 50.50      
3 A 3147 3006 7.74      
4 A 3104 2965 20.02      
5 A 3018 2884 34.19      
6 A 1519 1451 2.11      
7 A 1489 1423 15.52      
8 A 1483 1417 8.89      
9 A 1425 1361 0.44      
10 A 1309 1251 112.10      
11 A 1225 1170 42.10      
12 A 1081 1033 28.94      
13 A 1058 1010 9.22      
14 A 943 901 10.02      
15 A 651 622 14.89      
16 A 420 401 10.16      
17 A 344 328 129.15      
18 A 186 178 7.01      

Unscaled Zero Point Vibrational Energy (zpe) 14726.6 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 14068.4 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 QCISD/TZVP
ABC
1.52694 0.31534 0.27668

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.091 0.511 -0.111
C2 1.228 -0.166 0.013
O3 -1.167 -0.342 0.023
H4 -0.228 1.516 0.277
H5 1.287 -1.013 -0.674
H6 2.032 0.532 -0.226
H7 1.398 -0.547 1.029
H8 -1.972 0.182 -0.007

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48761.37951.08662.13032.12592.15301.9126
C21.48762.40142.24041.09221.09111.09833.2191
O31.37952.40142.09782.63803.32532.76250.9611
H41.08662.24042.09783.09802.51552.73272.2148
H52.13031.09222.63803.09801.77261.76873.5350
H62.12591.09113.32532.51551.77261.77264.0252
H72.15301.09832.76252.73271.76871.77263.6001
H81.91263.21910.96112.21483.53504.02523.6001

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 110.392 C1 C2 H6 110.113
C1 C2 H7 111.851 C1 O3 H8 108.276
C2 C1 O3 113.716 C2 C1 H4 120.193
O3 C1 H4 116.061 H5 C2 H6 108.561
H5 C2 H7 107.694 H6 C2 H7 108.125
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability