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

using model chemistry: QCISD(T)=FULL/cc-pVTZ

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(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-154.180422
Energy at 298.15K-154.185431
HF Energy-153.518497
Nuclear repulsion energy75.202358
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(T)=FULL/cc-pVTZ
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 3875 3708        
2 A 3170 3033        
3 A 3125 2991        
4 A 3079 2947        
5 A 2998 2869        
6 A 1511 1446        
7 A 1488 1424        
8 A 1475 1411        
9 A 1403 1342        
10 A 1294 1238        
11 A 1226 1173        
12 A 1073 1027        
13 A 1037 992        
14 A 940 899        
15 A 606 580        
16 A 410 392        
17 A 371 355        
18 A 193 185        

Unscaled Zero Point Vibrational Energy (zpe) 14636.5 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 14005.7 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(T)=FULL/cc-pVTZ
ABC
1.53848 0.31789 0.27864

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.090 0.509 -0.104
C2 1.223 -0.165 0.013
O3 -1.163 -0.342 0.020
H4 -0.229 1.518 0.255
H5 1.278 -1.007 -0.675
H6 2.025 0.530 -0.225
H7 1.397 -0.553 1.022
H8 -1.966 0.182 0.009

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48071.37411.07992.12082.11902.14661.9072
C21.48072.39212.23551.08901.08711.09513.2078
O31.37412.39212.09402.62373.31352.75690.9590
H41.07992.23552.09403.08422.50732.74212.2051
H52.12081.08902.62373.08421.76691.76083.5225
H62.11901.08713.31352.50731.76691.76654.0129
H72.14661.09512.75692.74211.76081.76653.5882
H81.90723.20780.95902.20513.52254.01293.5882

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 110.309 C1 C2 H6 110.279
C1 C2 H7 112.022 C1 O3 H8 108.343
C2 C1 O3 113.792 C2 C1 H4 120.824
O3 C1 H4 116.638 H5 C2 H6 108.574
H5 C2 H7 107.449 H6 C2 H7 108.092
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability