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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS trans 1A'
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-209.157838
Energy at 298.15K-209.163855
HF Energy-209.157838
Nuclear repulsion energy117.101170
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 TPSSh/6-31G(2df,p)
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' 3786 3654 66.55      
2 A' 3137 3028 15.94      
3 A' 3096 2987 16.31      
4 A' 3025 2919 23.68      
5 A' 1718 1658 0.85      
6 A' 1494 1442 6.95      
7 A' 1443 1393 12.35      
8 A' 1402 1353 12.98      
9 A' 1285 1240 53.92      
10 A' 1150 1109 4.21      
11 A' 1013 977 138.04      
12 A' 905 873 15.39      
13 A' 556 536 13.32      
14 A' 312 301 2.99      
15 A" 3078 2970 18.78      
16 A" 1490 1438 5.77      
17 A" 1076 1038 0.81      
18 A" 914 882 6.95      
19 A" 421 406 118.71      
20 A" 283 273 0.79      
21 A" 214 207 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 15897.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 15341.1 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 TPSSh/6-31G(2df,p)
ABC
1.52958 0.14128 0.13252

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.305 1.302 0.000
C2 0.000 0.568 0.000
N3 0.018 -0.707 0.000
O4 1.314 -1.217 0.000
H5 1.163 -2.169 0.000
H6 -2.136 0.594 0.000
H7 -1.385 1.948 0.882
H8 -1.385 1.948 -0.882
H9 0.932 1.140 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49742.40523.63384.25891.09181.09631.09632.2432
C21.49741.27462.21612.97332.13662.14492.14491.0943
N32.40521.27461.39321.85722.51663.12933.12932.0613
O43.63382.21611.39320.96403.89714.25174.25172.3877
H54.25892.97331.85720.96404.30384.92104.92103.3171
H61.09182.13662.51663.89714.30381.78201.78203.1170
H71.09632.14493.12934.25174.92101.78201.76452.6076
H81.09632.14493.12934.25174.92101.78201.76452.6076
H92.24321.09432.06132.38773.31713.11702.60762.6076

picture of Acetaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 120.168 C1 C2 H9 119.070
C2 C1 H6 110.227 C2 C1 H7 110.630
C2 C1 H8 110.630 C2 N3 O4 112.257
N3 C2 H9 120.762 N3 O4 H5 102.443
H6 C1 H7 109.054 H6 C1 H8 109.054
H7 C1 H8 107.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability