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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: MP2=FULL/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=FULL/3-21G
 hartrees
Energy at 0K-132.572346
Energy at 298.15K-132.578455
HF Energy-132.275001
Nuclear repulsion energy74.186821
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=FULL/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' 3358 3206 5.87      
2 A' 3297 3148 17.94      
3 A' 3194 3050 5.48      
4 A' 1590 1519 0.83      
5 A' 1325 1265 16.50      
6 A' 1193 1139 17.47      
7 A' 1102 1052 7.63      
8 A' 1020 974 9.98      
9 A' 858 819 0.22      
10 A' 712 679 42.81      
11 A" 3283 3134 0.48      
12 A" 3186 3042 14.32      
13 A" 1579 1508 0.06      
14 A" 1297 1238 8.01      
15 A" 1206 1151 5.57      
16 A" 1145 1093 6.50      
17 A" 915 873 13.73      
18 A" 763 729 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 15510.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 14809.3 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 MP2=FULL/3-21G
ABC
0.70316 0.68990 0.42167

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.039 0.923 0.000
H2 0.924 1.296 0.000
C3 -0.039 -0.420 0.756
C4 -0.039 -0.420 -0.756
H5 -0.960 -0.623 1.285
H6 0.869 -0.736 1.258
H7 -0.960 -0.623 -1.285
H8 0.869 -0.736 -1.258

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.03281.54121.54122.21162.27132.21162.2713
H21.03282.10772.10772.98052.39002.98052.3900
C31.54122.10771.51111.08141.08472.24802.2312
C41.54122.10771.51112.24802.23121.08141.0847
H52.21162.98051.08142.24801.83242.57023.1343
H62.27132.39001.08472.23121.83243.13432.5158
H72.21162.98052.24801.08142.57023.13431.8324
H82.27132.39002.23121.08473.13432.51581.8324

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 60.643 N1 C3 H5 113.827
N1 C3 H6 118.729 N1 C4 C3 60.643
N1 C4 H7 113.827 N1 C4 H8 118.729
H2 N1 C3 108.321 H2 N1 C4 108.321
C3 N1 C4 58.715 C3 C4 H7 119.320
C3 C4 H8 117.587 C4 C3 H5 119.320
C4 C3 H6 117.587 H5 C3 H6 115.547
H7 C4 H8 115.547
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability