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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: CID/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-168.203827
Energy at 298.15K-168.207690
HF Energy-167.895643
Nuclear repulsion energy 
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/3-21G*
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' 3627 3375 23.04      
2 A' 3300 3070 7.55      
3 A' 3198 2976 1.44      
4 A' 1719 1599 2.54      
5 A' 1525 1419 6.11      
6 A' 1371 1276 79.65      
7 A' 1230 1145 8.02      
8 A' 912 849 46.98      
9 A' 516 480 10.92      
10 A" 1052 979 48.16      
11 A" 815 758 0.19      
12 A" 364 339 180.61      

Unscaled Zero Point Vibrational Energy (zpe) 9814.8 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 9132.6 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 CID/3-21G*
ABC
2.12228 0.38013 0.32239

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.151 0.016 0.000
N2 0.000 0.575 0.000
O3 -1.042 -0.473 0.000
H4 1.285 -1.059 0.000
H5 2.019 0.659 0.000
H6 -1.868 0.065 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27912.24681.08341.08093.0189
N21.27911.47802.07862.02111.9363
O32.24681.47802.40003.26430.9852
H41.08342.07862.40001.86873.3471
H51.08092.02113.26431.86873.9324
H63.01891.93630.98523.34713.9324

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 108.945 N2 C1 H4 123.026
N2 C1 H5 117.572 N2 O3 H6 101.772
H4 C1 H5 119.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability