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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-132.567289
Energy at 298.15K-132.573391
HF Energy-132.274939
Nuclear repulsion energy74.170724
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 MP2/3-21G*
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' 3356 3193 6.05      
2 A' 3295 3135 17.99      
3 A' 3194 3038 5.47      
4 A' 1591 1513 0.82      
5 A' 1326 1261 16.56      
6 A' 1193 1135 17.38      
7 A' 1101 1048 7.61      
8 A' 1020 970 10.02      
9 A' 857 816 0.22      
10 A' 712 677 42.63      
11 A" 3282 3122 0.48      
12 A" 3185 3030 14.43      
13 A" 1579 1502 0.06      
14 A" 1297 1233 8.00      
15 A" 1206 1147 5.58      
16 A" 1144 1089 6.49      
17 A" 914 870 13.73      
18 A" 763 725 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 15506.9 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 14751.7 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 MP2/3-21G*
ABC
0.70275 0.68969 0.42147

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.039 0.924 0.000
H2 0.925 1.295 0.000
C3 -0.039 -0.420 0.756
C4 -0.039 -0.420 -0.756
H5 -0.960 -0.624 1.285
H6 0.869 -0.736 1.259
H7 -0.960 -0.624 -1.285
H8 0.869 -0.736 -1.259

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.03301.54161.54162.21212.27232.21212.2723
H21.03302.10772.10772.98092.39042.98092.3904
C31.54162.10771.51131.08161.08492.24802.2320
C41.54162.10771.51132.24802.23201.08161.0849
H52.21212.98091.08162.24801.83242.56973.1348
H62.27232.39041.08492.23201.83243.13482.5177
H72.21212.98092.24801.08162.56973.13481.8324
H82.27232.39042.23201.08493.13482.51771.8324

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 60.649 N1 C3 H5 113.820
N1 C3 H6 118.765 N1 C4 C3 60.649
N1 C4 H7 113.820 N1 C4 H8 118.765
H2 N1 C3 108.272 H2 N1 C4 108.272
C3 N1 C4 58.702 C3 C4 H7 119.294
C3 C4 H8 117.633 C4 C3 H5 119.294
C4 C3 H6 117.633 H5 C3 H6 115.515
H7 C4 H8 115.515
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability