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All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-169.437411
Energy at 298.15K-169.441350
HF Energy-168.879590
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 MP2=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' 3859 3654 78.91      
2 A' 3306 3131 3.63      
3 A' 3162 2995 4.05      
4 A' 1692 1603 1.99      
5 A' 1483 1405 27.49      
6 A' 1381 1308 82.54      
7 A' 1208 1144 8.92      
8 A' 959 909 99.48      
9 A' 541 513 7.43      
10 A" 953 903 42.48      
11 A" 811 768 7.72      
12 A" 433 410 165.18      

Unscaled Zero Point Vibrational Energy (zpe) 9893.9 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 9370.5 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 MP2=FULL/6-311G*
ABC
2.28570 0.39796 0.33895

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.139 -0.044 0.000
N2 0.000 0.540 0.000
O3 -1.032 -0.393 0.000
H4 1.236 -1.128 0.000
H5 2.007 0.602 0.000
H6 -1.820 0.155 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.27972.19881.08801.08192.9660
N21.27971.39102.07542.00821.8606
O32.19881.39102.38403.19790.9602
H41.08802.07542.38401.89323.3147
H51.08192.00823.19791.89323.8536
H62.96601.86060.96023.31473.8536

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 110.768 N2 C1 H4 122.251
N2 C1 H5 116.255 N2 O3 H6 103.087
H4 C1 H5 121.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability