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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-24.156561
Energy at 298.15K-24.162670
Nuclear repulsion energy42.806471
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 B3LYP/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3497 3377 1.50      
2 A' 3214 3104 57.19      
3 A' 3121 3014 24.70      
4 A' 1521 1469 1.44      
5 A' 1283 1239 8.27      
6 A' 1238 1196 13.59      
7 A' 1094 1057 9.29      
8 A' 998 964 7.59      
9 A' 861 832 62.67      
10 A' 760 734 27.19      
11 A" 3198 3088 1.23      
12 A" 3115 3008 47.30      
13 A" 1483 1433 0.01      
14 A" 1266 1222 10.10      
15 A" 1133 1094 3.33      
16 A" 1080 1043 6.49      
17 A" 900 869 12.37      
18 A" 845 816 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 15302.9 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 14778.0 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 B3LYP/CEP-31G*
ABC
0.74668 0.68658 0.43659

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.052 0.896 0.000
H2 0.903 1.272 0.000
C3 -0.052 -0.393 0.754
C4 -0.052 -0.393 -0.754
H5 -0.981 -0.604 1.294
H6 0.865 -0.701 1.273
H7 -0.981 -0.604 -1.294
H8 0.865 -0.701 -1.273

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.02561.49391.49392.18852.23852.18852.2385
H21.02562.06202.06202.95672.34772.95672.3477
C31.49392.06201.50851.09541.09722.25922.2458
C41.49392.06201.50852.25922.24581.09541.0972
H52.18852.95671.09542.25921.84902.58803.1633
H62.23852.34771.09722.24581.84903.16332.5453
H72.18852.95672.25921.09542.58803.16331.8490
H82.23852.34772.24581.09723.16332.54531.8490

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.676 N1 C3 H5 114.511
N1 C3 H6 118.721 N1 C4 C3 59.676
N1 C4 H7 114.511 N1 C4 H8 118.721
H2 N1 C3 108.418 H2 N1 C4 108.418
C3 N1 C4 60.649 C3 C4 H7 119.520
C3 C4 H8 118.194 C4 C3 H5 119.520
C4 C3 H6 118.194 H5 C3 H6 114.984
H7 C4 H8 114.984
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.260      
2 H 0.236      
3 C -0.367      
4 C -0.367      
5 H 0.195      
6 H 0.183      
7 H 0.195      
8 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.462 -1.270 0.000 1.937
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.120 2.249 0.000
y 2.249 -21.338 0.000
z 0.000 0.000 -18.294
Traceless
 xyz
x 2.697 2.249 0.000
y 2.249 -3.631 0.000
z 0.000 0.000 0.935
Polar
3z2-r21.870
x2-y24.219
xy2.249
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.556 0.208 0.000
y 0.208 3.797 0.000
z 0.000 0.000 4.710


<r2> (average value of r2) Å2
<r2> 35.810
(<r2>)1/2 5.984