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: PBEPBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G
 hartrees
Energy at 0K-169.524027
Energy at 298.15K-169.528287
HF Energy-169.524027
Nuclear repulsion energy71.750912
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 PBEPBE/6-31G
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 3192 3148 31.69      
2 A 3155 3111 12.55      
3 A 3049 3007 20.07      
4 A 1525 1504 0.49      
5 A 1327 1308 18.23      
6 A 1189 1173 19.68      
7 A 1159 1143 2.36      
8 A 1131 1115 15.57      
9 A 1018 1004 15.25      
10 A 927 914 20.43      
11 A 795 784 16.79      
12 A 658 649 2.03      

Unscaled Zero Point Vibrational Energy (zpe) 9561.2 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 9429.3 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 PBEPBE/6-31G
ABC
0.83008 0.73717 0.44458

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.640 -0.459 0.020
N2 -0.825 -0.364 -0.159
O3 0.120 0.912 0.013
H4 1.056 -0.800 0.976
H5 1.189 -0.770 -0.873
H6 -1.271 -0.426 0.788

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.47881.46581.09741.09352.0594
N21.47881.59712.24032.17481.0484
O31.46581.59712.17582.18052.0800
H41.09742.24032.17581.85432.3646
H51.09352.17482.18051.85432.9876
H62.05941.04842.08002.36462.9876

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 56.762 C1 N2 H6 107.945
C1 O3 N2 57.545 N2 C1 O3 65.693
N2 C1 H4 120.103 N2 C1 H5 114.619
O3 C1 H4 115.425 O3 C1 H5 116.098
O3 N2 H6 101.653 H4 C1 H5 115.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.027      
2 N -0.345      
3 O -0.360      
4 H 0.173      
5 H 0.195      
6 H 0.309      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.969 -2.108 1.757 2.911
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.650 -0.836 -2.446
y -0.836 -19.215 -0.772
z -2.446 -0.772 -17.398
Traceless
 xyz
x 1.656 -0.836 -2.446
y -0.836 -2.191 -0.772
z -2.446 -0.772 0.535
Polar
3z2-r21.070
x2-y22.565
xy-0.836
xz-2.446
yz-0.772


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.674 -0.155 -0.177
y -0.155 2.953 -0.057
z -0.177 -0.057 2.615


<r2> (average value of r2) Å2
<r2> 35.342
(<r2>)1/2 5.945