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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: CID/6-311G*

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 CID/6-311G*
Rotational Constants (cm-1) from geometry optimized at CID/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-208.501311
Energy at 298.15K 
HF Energy-207.930510
Nuclear repulsion energy120.782542
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 CID/6-311G*
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' 4039 3753 80.04      
2 A' 3282 3049 10.70      
3 A' 3267 3035 6.17      
4 A' 3144 2921 14.29      
5 A' 1869 1737 8.98      
6 A' 1560 1449 26.10      
7 A' 1495 1389 37.22      
8 A' 1479 1374 40.29      
9 A' 1424 1323 28.27      
10 A' 1206 1121 9.80      
11 A' 1045 971 121.82      
12 A' 961 892 1.88      
13 A' 709 658 13.70      
14 A' 330 307 1.87      
15 A" 3202 2975 17.52      
16 A" 1564 1453 12.60      
17 A" 1132 1051 0.98      
18 A" 917 852 11.81      
19 A" 516 479 34.51      
20 A" 404 375 133.04      
21 A" 46i 42i 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 16748.1 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 15560.7 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 CID/6-311G*
ABC
0.61021 0.21334 0.16280

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.447 0.474 0.000
C2 0.000 0.853 0.000
N3 1.007 0.089 0.000
O4 0.666 -1.247 0.000
H5 1.504 -1.692 0.000
H6 -1.576 -0.601 0.000
H7 -1.940 0.892 0.877
H8 -1.940 0.892 -0.877
H9 0.262 1.904 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49642.48442.72533.66051.08211.08911.08912.2286
C21.49641.26442.20392.95672.14452.12922.12921.0826
N32.48441.26441.37931.84922.67363.17773.17771.9620
O42.72532.20391.37930.94872.33313.48333.48333.1771
H53.66052.95671.84920.94873.26734.39354.39353.8046
H61.08212.14452.67362.33313.26731.76881.76883.1066
H71.08912.12923.17773.48334.39351.76881.75382.5769
H81.08912.12923.17773.48334.39351.76881.75382.5769
H92.22861.08261.96203.17713.80463.10662.57692.5769

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.093 C1 C2 H9 118.694
C2 C1 H6 111.530 C2 C1 H7 109.874
C2 C1 H8 109.874 C2 N3 O4 112.872
N3 C2 H9 113.213 N3 O4 H5 103.637
H6 C1 H7 109.104 H6 C1 H8 109.104
H7 C1 H8 107.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability