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: QCISD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-169.398103
Energy at 298.15K-169.402521
HF Energy-168.854495
Nuclear repulsion energy74.869256
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/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 3441 3283 2.71      
2 A 3210 3063 29.88      
3 A 3116 2973 29.80      
4 A 1577 1504 3.16      
5 A 1376 1313 21.00      
6 A 1307 1247 32.18      
7 A 1277 1219 9.77      
8 A 1243 1186 1.77      
9 A 1114 1063 9.97      
10 A 988 943 17.65      
11 A 933 890 30.30      
12 A 772 737 4.65      

Unscaled Zero Point Vibrational Energy (zpe) 10176.2 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 9709.1 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/6-311G**
ABC
0.88738 0.81834 0.48954

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.692 -0.324 0.016
N2 -0.730 -0.451 -0.162
O3 -0.044 0.858 0.022
H4 1.139 -0.615 0.968
H5 1.295 -0.516 -0.869
H6 -1.127 -0.631 0.765

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.43861.39301.09071.08831.9909
N21.43861.48972.18972.14621.0244
O31.39301.48972.11302.11561.9860
H41.09072.18972.11301.84622.2749
H51.08832.14622.11561.84622.9244
H61.99091.02441.98602.27492.9244

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 56.778 C1 N2 H6 106.660
C1 O3 N2 59.760 N2 C1 O3 63.462
N2 C1 H4 119.300 N2 C1 H5 115.583
O3 C1 H4 116.050 O3 C1 H5 116.455
O3 N2 H6 102.790 H4 C1 H5 115.829
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability