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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-311G**
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-311G**
 hartrees
Energy at 0K-209.013273
Energy at 298.15K-209.019186
HF Energy-208.769218
Nuclear repulsion energy119.822323
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 B2PLYP=FULL/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' 3880 3880 98.28      
2 A' 3192 3192 8.38      
3 A' 3175 3175 5.30      
4 A' 3060 3060 13.79      
5 A' 1726 1726 6.83      
6 A' 1496 1496 17.75      
7 A' 1420 1420 16.95      
8 A' 1386 1386 29.97      
9 A' 1348 1348 44.25      
10 A' 1156 1156 9.55      
11 A' 940 940 120.91      
12 A' 919 919 14.72      
13 A' 680 680 13.04      
14 A' 318 318 1.44      
15 A" 3114 3114 15.10      
16 A" 1504 1504 10.28      
17 A" 1074 1074 0.78      
18 A" 869 869 13.38      
19 A" 503 503 39.60      
20 A" 391 391 90.56      
21 A" 6 6 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 16077.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16077.0 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 B2PLYP=FULL/6-311G**
ABC
0.59626 0.21150 0.16077

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.448 0.483 0.000
C2 0.000 0.864 0.000
N3 1.017 0.090 0.000
O4 0.655 -1.267 0.000
H5 1.513 -1.696 0.000
H6 -1.568 -0.597 0.000
H7 -1.944 0.900 0.880
H8 -1.944 0.900 -0.880
H9 0.270 1.916 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49692.49602.73523.67601.08651.09331.09332.2369
C21.49691.27802.22932.97382.14332.13412.13411.0862
N32.49601.27801.40531.85412.67563.19373.19371.9727
O42.73522.22931.40530.95972.32183.49643.49643.2064
H53.67602.97381.85410.95973.27164.41224.41223.8202
H61.08652.14332.67562.32183.27161.77701.77703.1136
H71.09332.13413.19373.49644.41221.77701.76022.5897
H81.09332.13413.19373.49644.41221.77701.76022.5897
H92.23691.08621.97273.20643.82023.11362.58972.5897

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.010 C1 C2 H9 119.130
C2 C1 H6 111.132 C2 C1 H7 109.985
C2 C1 H8 109.985 C2 N3 O4 112.280
N3 C2 H9 112.860 N3 O4 H5 101.590
H6 C1 H7 109.216 H6 C1 H8 109.216
H7 C1 H8 107.220
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability