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 HOCHNH (hydroxymethylimine)

using model chemistry: QCISD(T)=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS H all up 1A'
Energy calculated at QCISD(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-169.660967
Energy at 298.15K-169.664977
HF Energy-168.972140
Nuclear repulsion energy70.906647
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 QCISD(T)=FULL/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' 3882 3714        
2 A' 3545 3392        
3 A' 3091 2958        
4 A' 1764 1688        
5 A' 1436 1374        
6 A' 1350 1292        
7 A' 1206 1154        
8 A' 1069 1023        
9 A' 616 589        
10 A" 1053 1007        
11 A" 841 804        
12 A" 401 384        

Unscaled Zero Point Vibrational Energy (zpe) 10126.3 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 9689.9 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 QCISD(T)=FULL/cc-pVTZ
ABC
2.63966 0.37104 0.32532

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.375 0.000
O2 -1.004 -0.532 0.000
N3 1.198 -0.018 0.000
H4 -0.332 1.411 0.000
H5 -1.839 -0.061 0.000
H6 1.812 0.788 0.000

Atom - Atom Distances (Å)
  C1 O2 N3 H4 H5 H6
C11.35331.26141.08741.88981.8588
O21.35332.26142.05570.95923.1104
N31.26142.26142.09413.03771.0137
H41.08742.05572.09412.10572.2330
H51.88980.95923.03772.10573.7486
H61.85883.11041.01372.23303.7486

picture of hydroxymethylimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 108.416 C1 N3 H6 109.086
O2 C1 N3 119.703 O2 C1 H4 114.325
N3 C1 H4 125.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability