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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: B1B95/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 B1B95/CEP-31G*
 hartrees
Energy at 0K-24.122428
Energy at 298.15K-24.128574
Nuclear repulsion energy43.067501
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 B1B95/CEP-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' 3563 3410 0.02      
2 A' 3244 3105 51.04      
3 A' 3151 3017 23.51      
4 A' 1528 1462 1.76      
5 A' 1291 1236 0.26      
6 A' 1256 1202 24.04      
7 A' 1105 1057 6.20      
8 A' 991 949 6.84      
9 A' 906 867 81.45      
10 A' 761 728 21.58      
11 A" 3229 3091 0.99      
12 A" 3145 3010 41.01      
13 A" 1478 1414 0.07      
14 A" 1266 1212 11.95      
15 A" 1127 1079 3.38      
16 A" 1084 1037 6.13      
17 A" 920 881 0.17      
18 A" 907 868 12.95      

Unscaled Zero Point Vibrational Energy (zpe) 15475.5 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 14813.2 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 B1B95/CEP-31G*
ABC
0.76254 0.69113 0.44316

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.875 0.000
H2 0.906 1.262 0.000
C3 -0.038 -0.396 0.752
C4 -0.038 -0.396 -0.752
H5 -0.966 -0.611 1.291
H6 0.877 -0.707 1.267
H7 -0.966 -0.611 -1.291
H8 0.877 -0.707 -1.267

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.02111.47661.47662.17582.22402.17582.2240
H21.02112.05132.05132.94642.34192.94642.3419
C31.47662.05131.50371.09431.09582.25412.2383
C41.47662.05131.50372.25412.23831.09431.0958
H52.17582.94641.09432.25411.84612.58263.1545
H62.22402.34191.09582.23831.84613.15452.5334
H72.17582.94642.25411.09432.58263.15451.8461
H82.22402.34192.23831.09583.15452.53341.8461

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.390 N1 C3 H5 114.821
N1 C3 H6 118.927 N1 C4 C3 59.390
N1 C4 H7 114.821 N1 C4 H8 118.927
H2 N1 C3 109.064 H2 N1 C4 109.064
C3 N1 C4 61.219 C3 C4 H7 119.535
C3 C4 H8 118.026 C4 C3 H5 119.535
C4 C3 H6 118.026 H5 C3 H6 114.907
H7 C4 H8 114.907
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.244      
2 H 0.244      
3 C -0.368      
4 C -0.368      
5 H 0.189      
6 H 0.178      
7 H 0.189      
8 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.503 -1.200 0.000 1.923
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.945 2.257 0.000
y 2.257 -21.053 0.000
z 0.000 0.000 -18.169
Traceless
 xyz
x 2.666 2.257 0.000
y 2.257 -3.496 0.000
z 0.000 0.000 0.830
Polar
3z2-r21.660
x2-y24.108
xy2.257
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.488 0.196 0.000
y 0.196 3.650 0.000
z 0.000 0.000 4.573


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000