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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS cis 1A'

Conformer 1 (CS trans)

Jump to S1C2
Vibrational Frequencies calculated at CCD/TZVP
Rotational Constants (cm-1) from geometry optimized at CCD/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-208.654536
Energy at 298.15K 
HF Energy-207.959795
Nuclear repulsion energy119.958402
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 CCD/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' 3913 3710 76.70      
2 A' 3218 3051 12.20      
3 A' 3205 3038 2.62      
4 A' 3083 2922 14.44      
5 A' 1782 1689 4.46      
6 A' 1517 1438 13.23      
7 A' 1446 1371 11.25      
8 A' 1415 1341 32.06      
9 A' 1383 1311 46.44      
10 A' 1173 1112 8.07      
11 A' 971 920 102.54      
12 A' 931 882 0.54      
13 A' 686 651 11.75      
14 A' 326 309 1.66      
15 A" 3143 2980 15.18      
16 A" 1509 1431 9.63      
17 A" 1087 1030 2.17      
18 A" 876 830 10.65      
19 A" 479 454 28.29      
20 A" 379 360 111.12      
21 A" 69i 66i 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 16225.7 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 15382.0 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 CCD/TZVP
ABC
0.59715 0.21200 0.16113

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.449 0.478 0.000
C2 0.000 0.860 0.000
N3 1.017 0.094 0.000
O4 0.657 -1.263 0.000
H5 1.514 -1.695 0.000
H6 -1.581 -0.600 0.000
H7 -1.938 0.899 0.881
H8 -1.938 0.899 -0.881
H9 0.260 1.913 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49832.49592.73253.67431.08581.09211.09212.2309
C21.49831.27312.22192.96952.15152.12952.12951.0846
N32.49591.27311.40411.85692.68933.18753.18751.9701
O42.73252.22191.40410.95952.33433.49103.49103.2004
H53.67432.96951.85690.95953.28294.40724.40723.8196
H61.08582.15152.68932.33433.28291.77471.77473.1144
H71.09212.12953.18753.49104.40721.77471.76152.5758
H81.09212.12953.18753.49104.40721.77471.76152.5758
H92.23091.08461.97013.20043.81963.11442.57582.5758

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.291 C1 C2 H9 118.599
C2 C1 H6 111.739 C2 C1 H7 109.593
C2 C1 H8 109.593 C2 N3 O4 112.093
N3 C2 H9 113.110 N3 O4 H5 101.902
H6 C1 H7 109.155 H6 C1 H8 109.155
H7 C1 H8 107.509
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability