return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2NOH (formaldoxime)

using model chemistry: wB97X-D/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/cc-pVTZ
 hartrees
Energy at 0K-169.821002
Energy at 298.15K-169.824975
HF Energy-169.821002
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 wB97X-D/cc-pVTZ
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' 3898 3727 92.48      
2 A' 3251 3108 4.21      
3 A' 3122 2985 5.69      
4 A' 1748 1671 5.01      
5 A' 1462 1398 21.52      
6 A' 1369 1308 82.06      
7 A' 1198 1145 15.70      
8 A' 975 932 122.97      
9 A' 544 520 6.71      
10 A" 990 947 36.57      
11 A" 814 778 4.10      
12 A" 446 427 129.89      

Unscaled Zero Point Vibrational Energy (zpe) 9908.3 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 9472.4 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 wB97X-D/cc-pVTZ
ABC
2.36869 0.39997 0.34219

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.133 -0.031 0.000
N2 0.000 0.527 0.000
O3 -1.029 -0.396 0.000
H4 1.256 -1.111 0.000
H5 1.994 0.623 0.000
H6 -1.815 0.152 0.000

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.26282.19241.08691.08092.9533
N21.26281.38202.06391.99591.8530
O32.19241.38202.39423.18960.9582
H41.08692.06392.39421.88423.3204
H51.08091.99593.18961.88423.8373
H62.95331.85300.95823.32043.8373

picture of formaldoxime state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 111.900 N2 C1 H4 122.719
N2 C1 H5 116.559 N2 O3 H6 103.217
H4 C1 H5 120.722
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability