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

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-32.744347
Energy at 298.15K-32.748622
HF Energy-32.399635
Nuclear repulsion energy40.125467
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 MP2/CEP-121G
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 3284 3205 17.19      
2 A 3222 3145 17.98      
3 A 3084 3010 21.49      
4 A 1536 1499 0.36      
5 A 1323 1291 14.69      
6 A 1235 1206 5.27      
7 A 1163 1135 18.31      
8 A 1103 1076 12.15      
9 A 1033 1009 16.82      
10 A 952 929 24.95      
11 A 807 787 29.36      
12 A 632 617 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 9686.2 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 9453.7 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 MP2/CEP-121G
ABC
0.81110 0.70714 0.42839

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.590 -0.544 0.020
N2 -0.876 -0.279 -0.157
O3 0.233 0.913 0.011
H4 0.957 -0.909 0.984
H5 1.096 -0.899 -0.877
H6 -1.331 -0.277 0.781

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.50011.49981.09401.08932.0831
N21.50011.63642.24912.18821.0431
O31.49981.63642.18822.19412.1103
H41.09402.24912.18821.86652.3818
H51.08932.18822.19411.86653.0038
H62.08311.04312.11032.38183.0038

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 56.933 C1 N2 H6 108.654
C1 O3 N2 56.954 N2 C1 O3 66.113
N2 C1 H4 119.401 N2 C1 H5 114.415
O3 C1 H4 114.145 O3 C1 H5 114.941
O3 N2 H6 101.624 H4 C1 H5 117.498
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability