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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-208.991457
Energy at 298.15K 
HF Energy-208.756872
Nuclear repulsion energy119.817333
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' 3840 3840 67.54      
2 A' 3198 3198 10.06      
3 A' 3180 3180 6.81      
4 A' 3066 3066 15.31      
5 A' 1735 1735 6.60      
6 A' 1516 1516 21.47      
7 A' 1437 1437 22.30      
8 A' 1412 1412 35.83      
9 A' 1361 1361 39.50      
10 A' 1163 1163 9.50      
11 A' 942 942 114.22      
12 A' 920 920 21.77      
13 A' 681 681 13.88      
14 A' 317 317 1.59      
15 A" 3117 3117 17.79      
16 A" 1523 1523 11.91      
17 A" 1083 1083 0.54      
18 A" 868 868 15.21      
19 A" 508 508 50.81      
20 A" 398 398 100.72      
21 A" 37i 37i 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 16113.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16113.2 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
0.59652 0.21139 0.16072

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 -1.447 0.483 0.000
C2 0.000 0.864 0.000
N3 1.018 0.091 0.000
O4 0.656 -1.266 0.000
H5 1.508 -1.708 0.000
H6 -1.571 -0.596 0.000
H7 -1.946 0.899 0.879
H8 -1.946 0.899 -0.879
H9 0.271 1.916 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49642.49602.73573.67951.08601.09301.09302.2369
C21.49641.27762.22852.98142.14422.13602.13601.0865
N32.49601.27761.40481.86502.67833.19563.19561.9715
O42.73572.22851.40480.96042.32583.49773.49773.2052
H53.67952.98141.86500.96043.27444.41674.41673.8294
H61.08602.14422.67832.32583.27441.77421.77423.1144
H71.09302.13603.19563.49774.41671.77421.75772.5927
H81.09302.13603.19563.49774.41671.77421.75772.5927
H92.23691.08651.97153.20523.82943.11442.59272.5927

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.082 C1 C2 H9 119.153
C2 C1 H6 111.268 C2 C1 H7 110.184
C2 C1 H8 110.184 C2 N3 O4 112.272
N3 C2 H9 112.766 N3 O4 H5 102.465
H6 C1 H7 109.027 H6 C1 H8 109.027
H7 C1 H8 107.046
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability