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All results from a given calculation for CH3CHNOH (Acetaldoxime)

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

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULL/TZVP
 hartrees
Energy at 0K-209.031309
Energy at 298.15K 
HF Energy-208.788041
Nuclear repulsion energy119.720339
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/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' 3842 3666 91.10      
2 A' 3195 3049 8.29      
3 A' 3180 3034 3.43      
4 A' 3065 2924 12.36      
5 A' 1723 1644 7.44      
6 A' 1499 1430 15.42      
7 A' 1424 1359 13.16      
8 A' 1383 1320 12.86      
9 A' 1349 1288 65.28      
10 A' 1156 1103 9.49      
11 A' 930 887 60.69      
12 A' 900 858 76.30      
13 A' 678 647 12.97      
14 A' 316 301 1.54      
15 A" 3118 2976 12.38      
16 A" 1502 1434 11.51      
17 A" 1076 1027 1.22      
18 A" 870 831 14.07      
19 A" 495 472 39.89      
20 A" 389 371 98.13      
21 A" 43i 41i 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 16023.5 cm-1
Scaled (by 0.9542) Zero Point Vibrational Energy (zpe) 15289.6 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/TZVP
ABC
0.59564 0.21101 0.16042

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.446 0.488 0.000
C2 0.000 0.862 0.000
N3 1.017 0.093 0.000
O4 0.654 -1.274 0.000
H5 1.515 -1.704 0.000
H6 -1.578 -0.589 0.000
H7 -1.938 0.909 0.878
H8 -1.938 0.909 -0.878
H9 0.270 1.913 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49362.49382.74073.68371.08491.09131.09132.2303
C21.49361.27492.23412.98022.14432.12792.12791.0844
N32.49381.27491.41421.86482.68303.18823.18821.9669
O42.74072.23411.41420.96272.33473.50043.50043.2096
H53.68372.98021.86480.96273.28814.41824.41823.8249
H61.08492.14432.68302.33473.28811.77351.77353.1104
H71.09132.12793.18823.50044.41821.77351.75662.5790
H81.09132.12793.18823.50044.41821.77351.75662.5790
H92.23031.08441.96693.20963.82493.11042.57902.5790

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.348 C1 C2 H9 118.942
C2 C1 H6 111.546 C2 C1 H7 109.837
C2 C1 H8 109.837 C2 N3 O4 112.256
N3 C2 H9 112.710 N3 O4 H5 101.665
H6 C1 H7 109.166 H6 C1 H8 109.166
H7 C1 H8 107.185
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability