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: B2PLYP=FULL/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 B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-169.743443
Energy at 298.15K-169.747835
HF Energy-169.522752
Nuclear repulsion energy74.777889
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 B2PLYP=FULL/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 3436 3297 1.82      
2 A 3201 3071 17.50      
3 A 3110 2984 30.86      
4 A 1553 1490 1.06      
5 A 1362 1307 23.37      
6 A 1270 1219 38.11      
7 A 1255 1204 8.11      
8 A 1230 1180 3.62      
9 A 1098 1053 8.91      
10 A 983 943 17.30      
11 A 897 861 33.02      
12 A 744 714 5.25      

Unscaled Zero Point Vibrational Energy (zpe) 10069.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9660.2 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
0.88669 0.81489 0.48731

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.678 -0.350 0.017
N2 -0.742 -0.435 -0.160
O3 -0.013 0.866 0.019
H4 1.114 -0.642 0.965
H5 1.269 -0.559 -0.864
H6 -1.155 -0.587 0.760

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.43271.39811.08391.08211.9913
N21.43271.50192.18002.13361.0199
O31.39811.50192.10742.11061.9913
H41.08392.18002.10741.83822.2788
H51.08212.13362.11061.83822.9176
H61.99131.01991.99132.27882.9176

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 56.846 C1 N2 H6 107.370
C1 O3 N2 59.081 N2 C1 O3 64.073
N2 C1 H4 119.410 N2 C1 H5 115.374
O3 C1 H4 115.643 O3 C1 H5 116.049
O3 N2 H6 102.614 H4 C1 H5 116.135
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability