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All results from a given calculation for CNOH3 (1,2-oxaziridine)

using model chemistry: QCISD/3-21G

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/3-21G
 hartrees
Energy at 0K-168.202106
Energy at 298.15K-168.206382
HF Energy-167.845169
Nuclear repulsion energy71.019955
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/3-21G
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 3224 3125 31.49      
2 A 3195 3097 1.15      
3 A 3115 3020 11.65      
4 A 1593 1544 1.38      
5 A 1363 1321 24.67      
6 A 1211 1174 22.48      
7 A 1183 1147 3.14      
8 A 1089 1056 4.29      
9 A 1050 1017 13.33      
10 A 957 927 18.45      
11 A 739 716 7.67      
12 A 693 672 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 9706.1 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 9407.1 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/3-21G
ABC
0.80510 0.72740 0.43381

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.691 -0.415 0.019
N2 -0.808 -0.429 -0.158
O3 0.045 0.927 0.013
H4 1.120 -0.728 0.970
H5 1.249 -0.681 -0.874
H6 -1.222 -0.516 0.796

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.50941.48971.08921.08572.0671
N21.50941.61082.25322.19201.0433
O31.48971.61082.19362.19592.0735
H41.08922.25322.19361.84912.3575
H51.08572.19202.19591.84912.9863
H62.06711.04332.07352.35752.9863

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 56.928 C1 N2 H6 106.725
C1 O3 N2 58.105 N2 C1 O3 64.966
N2 C1 H4 119.365 N2 C1 H5 114.287
O3 C1 H4 115.675 O3 C1 H5 116.119
O3 N2 H6 100.568 H4 C1 H5 116.468
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability