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: CISD/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 CISD/cc-pVTZ
 hartrees
Energy at 0K-169.521475
Energy at 298.15K-169.525520
HF Energy-168.973657
Nuclear repulsion energy71.467093
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 CISD/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' 4038 3754 101.69      
2 A' 3676 3418 11.90      
3 A' 3176 2953 45.15      
4 A' 1854 1723 213.79      
5 A' 1493 1388 19.59      
6 A' 1395 1297 177.11      
7 A' 1245 1158 46.38      
8 A' 1116 1037 201.05      
9 A' 641 596 0.96      
10 A" 1111 1033 4.17      
11 A" 874 812 57.23      
12 A" 390 363 73.23      

Unscaled Zero Point Vibrational Energy (zpe) 10503.9 cm-1
Scaled (by 0.9298) Zero Point Vibrational Energy (zpe) 9766.6 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 CISD/cc-pVTZ
ABC
2.71534 0.37548 0.32987

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.368 0.000
O2 -0.996 -0.531 0.000
N3 1.190 -0.010 0.000
H4 -0.331 1.401 0.000
H5 -1.832 -0.082 0.000
H6 1.800 0.790 0.000

Atom - Atom Distances (Å)
  C1 O2 N3 H4 H5 H6
C11.34201.24861.08491.88661.8484
O21.34202.24702.04390.94963.0919
N31.24862.24702.07503.02291.0056
H41.08492.04392.07502.11012.2169
H51.88660.94963.02292.11013.7349
H61.84843.09191.00562.21693.7349

picture of hydroxymethylimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 109.633 C1 N3 H6 109.697
O2 C1 N3 120.269 O2 C1 H4 114.328
N3 C1 H4 125.404
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability