return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C2H5N (Aziridine)

using model chemistry: B3LYP/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-133.940714
Energy at 298.15K-133.946866
Nuclear repulsion energy75.838906
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/aug-cc-pVDZ
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' 3496 3392 1.29      
2 A' 3208 3113 30.02      
3 A' 3116 3024 17.87      
4 A' 1512 1468 1.07      
5 A' 1285 1247 3.64      
6 A' 1237 1200 18.14      
7 A' 1104 1072 6.72      
8 A' 1002 972 8.50      
9 A' 867 841 53.84      
10 A' 771 749 21.70      
11 A" 3195 3101 0.37      
12 A" 3111 3019 31.52      
13 A" 1481 1438 0.25      
14 A" 1254 1217 9.49      
15 A" 1141 1107 1.95      
16 A" 1100 1067 1.24      
17 A" 911 884 11.63      
18 A" 853 827 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 15321.6 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 14868.1 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/aug-cc-pVDZ
ABC
0.75877 0.70290 0.44564

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.877 0.000
H2 0.897 1.282 0.000
C3 -0.038 -0.399 0.744
C4 -0.038 -0.399 -0.744
H5 -0.961 -0.608 1.286
H6 0.875 -0.705 1.258
H7 -0.961 -0.608 -1.286
H8 0.875 -0.705 -1.258

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.01921.47721.47722.17032.21792.17032.2179
H21.01922.06242.06242.94582.35162.94582.3516
C31.47722.06241.48751.09061.09172.23952.2210
C41.47722.06241.48752.23952.22101.09061.0917
H52.17032.94581.09062.23951.83912.57213.1387
H62.21792.35161.09172.22101.83913.13872.5151
H72.17032.94582.23951.09062.57213.13871.8391
H82.21792.35162.22101.09173.13872.51511.8391

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 59.768 N1 C3 H5 114.555
N1 C3 H6 118.629 N1 C4 C3 59.768
N1 C4 H7 114.555 N1 C4 H8 118.629
H2 N1 C3 110.065 H2 N1 C4 110.065
C3 N1 C4 60.463 C3 C4 H7 119.818
C3 C4 H8 118.078 C4 C3 H5 119.818
C4 C3 H6 118.078 H5 C3 H6 114.858
H7 C4 H8 114.858
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.254 0.000    
2 H -0.069 0.000    
3 C 1.333 0.000    
4 C 1.333 0.000    
5 H -0.585 0.000    
6 H -0.587 0.000    
7 H -0.585 0.000    
8 H -0.587 0.000    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.288 -1.090 0.000 1.687
CHELPG 0.000 0.000 0.000 0.000
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.988 2.189 0.000
y 2.189 -21.669 0.000
z 0.000 0.000 -18.878
Traceless
 xyz
x 2.285 2.189 0.000
y 2.189 -3.236 0.000
z 0.000 0.000 0.950
Polar
3z2-r21.900
x2-y23.681
xy2.189
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.597 0.055 0.000
y 0.055 5.048 0.000
z 0.000 0.000 5.367


<r2> (average value of r2) Å2
<r2> 40.180
(<r2>)1/2 6.339