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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-133.872853
Energy at 298.15K-133.879029
Nuclear repulsion energy76.230919
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 B3PW91/6-31G*
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' 3510 3358 0.33      
2 A' 3226 3086 39.38      
3 A' 3138 3002 17.76      
4 A' 1555 1487 1.48      
5 A' 1320 1263 2.99      
6 A' 1266 1211 22.15      
7 A' 1130 1081 6.72      
8 A' 1016 972 7.84      
9 A' 902 862 57.21      
10 A' 779 745 26.55      
11 A" 3212 3073 0.84      
12 A" 3132 2996 34.13      
13 A" 1519 1453 0.01      
14 A" 1291 1235 9.65      
15 A" 1161 1110 2.99      
16 A" 1111 1063 2.99      
17 A" 928 888 12.91      
18 A" 905 866 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 15549.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 14876.3 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 B3PW91/6-31G*
ABC
0.76942 0.70830 0.45069

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.870 0.000
H2 0.897 1.274 0.000
C3 -0.038 -0.395 0.741
C4 -0.038 -0.395 -0.741
H5 -0.956 -0.604 1.285
H6 0.871 -0.710 1.251
H7 -0.956 -0.604 -1.285
H8 0.871 -0.710 -1.251

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.01851.46551.46552.16072.21132.16072.2113
H21.01852.05092.05092.93492.34612.93492.3461
C31.46552.05091.48111.08791.08942.23392.2121
C41.46552.05091.48112.23392.21211.08791.0894
H52.16072.93491.08792.23391.83032.57023.1277
H62.21132.34611.08942.21211.83033.12772.5026
H72.16072.93492.23391.08792.57023.12771.8303
H82.21132.34612.21211.08943.12772.50261.8303

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.647 N1 C3 H5 114.800
N1 C3 H6 119.156 N1 C4 C3 59.647
N1 C4 H7 114.800 N1 C4 H8 119.156
H2 N1 C3 110.006 H2 N1 C4 110.006
C3 N1 C4 60.706 C3 C4 H7 120.038
C3 C4 H8 117.959 C4 C3 H5 120.038
C4 C3 H6 117.959 H5 C3 H6 114.422
H7 C4 H8 114.422
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.533     -0.546
2 H 0.323     0.369
3 C -0.251     -0.212
4 C -0.251     -0.212
5 H 0.186     0.164
6 H 0.170     0.137
7 H 0.186     0.164
8 H 0.170     0.137


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.422 -1.104 0.000 1.800
CHELPG        
AIM        
ESP 1.408 -1.108 0.000 1.792


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.290 2.182 0.000
y 2.182 -20.836 0.000
z 0.000 0.000 -18.233
Traceless
 xyz
x 2.245 2.182 0.000
y 2.182 -3.074 0.000
z 0.000 0.000 0.829
Polar
3z2-r21.659
x2-y23.546
xy2.182
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 39.457
(<r2>)1/2 6.281