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: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-169.658822
Energy at 298.15K-169.663165
HF Energy-169.658822
Nuclear repulsion energy72.936499
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 mPW1PW91/6-31G
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 3398 3216 6.18      
2 A 3283 3107 18.86      
3 A 3167 2998 14.26      
4 A 1579 1494 0.27      
5 A 1363 1290 20.96      
6 A 1252 1186 26.47      
7 A 1221 1156 3.33      
8 A 1202 1138 20.39      
9 A 1073 1016 13.43      
10 A 982 930 23.96      
11 A 838 793 23.37      
12 A 714 676 1.48      

Unscaled Zero Point Vibrational Energy (zpe) 10035.8 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 9499.9 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 mPW1PW91/6-31G
ABC
0.84645 0.77242 0.45985

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.680 -0.384 0.020
N2 -0.761 -0.439 -0.157
O3 0.011 0.903 0.014
H4 1.123 -0.669 0.970
H5 1.261 -0.618 -0.862
H6 -1.223 -0.561 0.755

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.45291.45081.08541.08162.0481
N21.45291.55682.20692.14841.0301
O31.45081.55682.14932.15502.0528
H41.08542.20692.14931.83742.3583
H51.08162.14842.15501.83742.9645
H62.04811.03012.05282.35832.9645

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 57.515 C1 N2 H6 109.974
C1 O3 N2 57.641 N2 C1 O3 64.844
N2 C1 H4 120.095 N2 C1 H5 115.129
O3 C1 H4 115.106 O3 C1 H5 115.862
O3 N2 H6 103.140 H4 C1 H5 115.964
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.038      
2 N -0.370      
3 O -0.400      
4 H 0.190      
5 H 0.212      
6 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.289 -2.160 1.853 3.124
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.200 -0.592 -2.463
y -0.592 -19.464 -1.122
z -2.463 -1.122 -17.286
Traceless
 xyz
x 2.175 -0.592 -2.463
y -0.592 -2.722 -1.122
z -2.463 -1.122 0.546
Polar
3z2-r21.093
x2-y23.265
xy-0.592
xz-2.463
yz-1.122


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.562 -0.043 -0.145
y -0.043 2.855 -0.068
z -0.145 -0.068 2.423


<r2> (average value of r2) Å2
<r2> 34.526
(<r2>)1/2 5.876