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All results from a given calculation for CH3CHNOH (Acetaldoxime)

using model chemistry: B2PLYP=FULL/cc-pVDZ

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

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-208.937940
Energy at 298.15K-208.943915
HF Energy-208.725094
Nuclear repulsion energy119.509504
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/cc-pVDZ
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' 3822 3663 97.04      
2 A' 3207 3074 5.42      
3 A' 3186 3054 7.68      
4 A' 3067 2939 14.26      
5 A' 1732 1660 6.04      
6 A' 1469 1408 16.91      
7 A' 1402 1344 16.85      
8 A' 1376 1319 30.11      
9 A' 1336 1280 35.63      
10 A' 1150 1102 8.48      
11 A' 938 899 119.69      
12 A' 923 885 16.75      
13 A' 674 646 12.84      
14 A' 317 304 1.24      
15 A" 3129 2999 12.41      
16 A" 1480 1418 8.80      
17 A" 1060 1016 0.42      
18 A" 863 827 11.82      
19 A" 502 482 32.60      
20 A" 384 368 85.36      
21 A" 47 45 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 16030.9 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 15365.6 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/cc-pVDZ
ABC
0.59381 0.21074 0.16021

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.449 0.485 0.000
C2 0.000 0.865 0.000
N3 1.022 0.087 0.000
O4 0.653 -1.268 0.000
H5 1.517 -1.699 0.000
H6 -1.571 -0.603 0.000
H7 -1.952 0.905 0.886
H8 -1.952 0.905 -0.886
H9 0.273 1.925 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49822.50342.73663.68361.09501.10171.10172.2451
C21.49821.28442.22992.97912.15032.14352.14351.0950
N32.50341.28441.40451.85382.68403.20913.20911.9847
O42.73662.22991.40450.96612.32093.50563.50563.2152
H53.68362.97911.85380.96613.27694.42724.42723.8319
H61.09502.15032.68402.32093.27691.79061.79063.1295
H71.10172.14353.20913.50564.42721.79061.77132.6023
H81.10172.14353.20913.50564.42721.79061.77132.6023
H92.24511.09501.98473.21523.83193.12952.60232.6023

picture of Acetaldoxime state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 128.068 C1 C2 H9 119.121
C2 C1 H6 111.082 C2 C1 H7 110.129
C2 C1 H8 110.129 C2 N3 O4 111.979
N3 C2 H9 112.811 N3 O4 H5 101.269
H6 C1 H7 109.198 H6 C1 H8 109.198
H7 C1 H8 107.008
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability