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 CNOH3 (1,2-oxaziridine)

using model chemistry: MP4/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-169.552528
Energy at 298.15K-169.556888
HF Energy-168.876655
Nuclear repulsion energy74.185223
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 MP4/aug-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 3400 3309        
2 A 3193 3108        
3 A 3094 3011        
4 A 1537 1496        
5 A 1351 1315        
6 A 1246 1213        
7 A 1229 1196        
8 A 1210 1178        
9 A 1081 1052        
10 A 970 944        
11 A 889 865        
12 A 700 681        

Unscaled Zero Point Vibrational Energy (zpe) 9949.6 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 9683.0 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 MP4/aug-cc-pVTZ
ABC
0.87639 0.79810 0.47926

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.668 -0.374 0.017
N2 -0.762 -0.419 -0.160
O3 0.018 0.876 0.018
H4 1.096 -0.679 0.970
H5 1.251 -0.604 -0.870
H6 -1.166 -0.545 0.774

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.44251.40891.08761.08571.9913
N21.44251.52252.19052.14251.0251
O31.40891.52252.11822.12061.9981
H41.08762.19052.11821.84732.2742
H51.08572.14252.12061.84732.9229
H61.99131.02511.99812.27422.9229

picture of 1,2-oxaziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 56.664 C1 N2 H6 106.377
C1 O3 N2 58.801 N2 C1 O3 64.534
N2 C1 H4 119.275 N2 C1 H5 115.140
O3 C1 H4 115.484 O3 C1 H5 115.834
O3 N2 H6 101.522 H4 C1 H5 116.417
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability