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

using model chemistry: CCSD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at CCSD/6-31G*
 hartrees
Energy at 0K-153.902878
Energy at 298.15K-153.907916
HF Energy-153.450628
Nuclear repulsion energy74.711983
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 CCSD/6-31G*
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 3781 3570 35.89      
2 A 3160 2984 52.44      
3 A 3146 2971 13.19      
4 A 3111 2938 21.03      
5 A 3029 2860 28.22      
6 A 1545 1459 1.52      
7 A 1522 1437 7.98      
8 A 1501 1417 17.36      
9 A 1441 1361 0.46      
10 A 1329 1255 134.86      
11 A 1235 1166 31.90      
12 A 1097 1036 22.71      
13 A 1072 1012 13.16      
14 A 956 903 8.85      
15 A 671 634 14.84      
16 A 417 394 12.84      
17 A 370 350 144.99      
18 A 192 181 4.00      

Unscaled Zero Point Vibrational Energy (zpe) 14787.7 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 13964.0 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 CCSD/6-31G*
ABC
1.50549 0.31541 0.27620

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.091 0.517 -0.112
C2 1.227 -0.167 0.012
O3 -1.165 -0.344 0.027
H4 -0.225 1.525 0.289
H5 1.279 -1.016 -0.681
H6 2.041 0.527 -0.224
H7 1.395 -0.559 1.029
H8 -1.984 0.175 -0.027

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49021.38351.09272.13292.13502.16041.9253
C21.49022.39902.24641.09691.09581.10243.2294
O31.38352.39902.10812.63173.33202.75780.9708
H41.09272.24642.10813.10712.52812.74112.2391
H52.13291.09692.63173.10711.78051.77333.5344
H62.13501.09583.33202.52811.78051.78024.0450
H72.16041.10242.75782.74111.77331.78023.6152
H81.92533.22940.97082.23913.53444.04503.6152

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 110.135 C1 C2 H6 110.363
C1 C2 H7 112.007 C1 O3 H8 108.445
C2 C1 O3 113.136 C2 C1 H4 120.071
O3 C1 H4 116.227 H5 C2 H6 108.588
H5 C2 H7 107.475 H6 C2 H7 108.160
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability