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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: mPW1PW91/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-133.902367
Energy at 298.15K-133.908558
Nuclear repulsion energy76.448902
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(2df,p)
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' 3562 3401 0.84      
2 A' 3233 3087 29.77      
3 A' 3141 2999 15.58      
4 A' 1534 1465 1.21      
5 A' 1317 1257 2.28      
6 A' 1265 1207 22.21      
7 A' 1130 1079 4.73      
8 A' 1014 968 6.32      
9 A' 906 865 58.17      
10 A' 778 743 20.46      
11 A" 3219 3073 0.37      
12 A" 3135 2993 30.66      
13 A" 1499 1431 0.02      
14 A" 1281 1223 8.86      
15 A" 1160 1107 1.74      
16 A" 1119 1068 1.40      
17 A" 926 884 11.01      
18 A" 911 870 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 15564.6 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 14859.5 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(2df,p)
ABC
0.77385 0.71210 0.45333

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.868 0.000
H2 0.894 1.266 0.000
C3 -0.038 -0.393 0.739
C4 -0.038 -0.393 -0.739
H5 -0.954 -0.605 1.281
H6 0.870 -0.706 1.246
H7 -0.954 -0.605 -1.281
H8 0.870 -0.706 -1.246

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.01381.46171.46172.15642.20302.15642.2030
H21.01382.04192.04192.92552.33272.92552.3327
C31.46172.04191.47751.08521.08602.22812.2049
C41.46172.04191.47752.22812.20491.08521.0860
H52.15642.92551.08522.22811.82682.56293.1184
H62.20302.33271.08602.20491.82683.11842.4921
H72.15642.92552.22811.08522.56293.11841.8268
H82.20302.33272.20491.08603.11842.49211.8268

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.641 N1 C3 H5 114.907
N1 C3 H6 118.957 N1 C4 C3 59.641
N1 C4 H7 114.907 N1 C4 H8 118.957
H2 N1 C3 109.824 H2 N1 C4 109.824
C3 N1 C4 60.718 C3 C4 H7 120.007
C3 C4 H8 117.846 C4 C3 H5 120.007
C4 C3 H6 117.846 H5 C3 H6 114.567
H7 C4 H8 114.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.341      
2 H 0.256      
3 C -0.245      
4 C -0.245      
5 H 0.149      
6 H 0.139      
7 H 0.149      
8 H 0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.283 -0.988 0.000 1.619
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.223 2.003 0.000
y 2.003 -20.637 0.000
z 0.000 0.000 -18.209
Traceless
 xyz
x 2.200 2.003 0.000
y 2.003 -2.921 0.000
z 0.000 0.000 0.721
Polar
3z2-r21.442
x2-y23.415
xy2.003
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.869 0.190 0.000
y 0.190 3.747 0.000
z 0.000 0.000 4.512


<r2> (average value of r2) Å2
<r2> 39.232
(<r2>)1/2 6.264