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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-133.084900
Energy at 298.15K-133.091218
HF Energy-133.084900
Nuclear repulsion energy77.064733
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 HF/TZVP
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' 3766 3422 3.46      
2 A' 3352 3045 45.55      
3 A' 3265 2966 17.21      
4 A' 1660 1508 1.97      
5 A' 1388 1261 9.77      
6 A' 1346 1223 19.03      
7 A' 1238 1125 0.62      
8 A' 1079 981 17.91      
9 A' 948 861 81.76      
10 A' 844 767 27.47      
11 A" 3337 3032 1.07      
12 A" 3255 2957 40.03      
13 A" 1621 1472 0.02      
14 A" 1386 1260 11.54      
15 A" 1258 1143 3.50      
16 A" 1244 1131 1.01      
17 A" 1007 915 12.85      
18 A" 961 873 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 16477.4 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 14971.4 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 HF/TZVP
ABC
0.78959 0.72073 0.45940

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.856 0.000
H2 0.864 1.285 0.000
C3 -0.037 -0.391 0.736
C4 -0.037 -0.391 -0.736
H5 -0.943 -0.605 1.274
H6 0.866 -0.687 1.240
H7 -0.943 -0.605 -1.274
H8 0.866 -0.687 -1.240

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N10.99841.44831.44832.13942.17642.13942.1764
H20.99842.04052.04052.90832.32972.90832.3297
C31.44832.04051.47171.07451.07622.21462.1929
C41.44832.04051.47172.21462.19291.07451.0762
H52.13942.90831.07452.21461.81072.54813.0983
H62.17642.32971.07622.19291.81073.09832.4806
H72.13942.90832.21461.07452.54813.09831.8107
H82.17642.32972.19291.07623.09832.48061.8107

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.464 N1 C3 H5 115.193
N1 C3 H6 118.362 N1 C4 C3 59.464
N1 C4 H7 115.193 N1 C4 H8 118.362
H2 N1 C3 111.704 H2 N1 C4 111.704
C3 N1 C4 61.071 C3 C4 H7 120.060
C3 C4 H8 117.951 C4 C3 H5 120.060
C4 C3 H6 117.951 H5 C3 H6 114.689
H7 C4 H8 114.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.307      
2 H 0.201      
3 C -0.141      
4 C -0.141      
5 H 0.101      
6 H 0.093      
7 H 0.101      
8 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.462 -1.247 0.000 1.921
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.718 2.390 0.000
y 2.390 -21.340 0.000
z 0.000 0.000 -18.449
Traceless
 xyz
x 2.176 2.390 0.000
y 2.390 -3.257 0.000
z 0.000 0.000 1.080
Polar
3z2-r22.161
x2-y23.622
xy2.390
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.879 0.184 0.000
y 0.184 3.945 0.000
z 0.000 0.000 4.694


<r2> (average value of r2) Å2
<r2> 39.139
(<r2>)1/2 6.256