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All results from a given calculation for C2H5N (Aziridine)

using model chemistry: MP2/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-23.732294
Energy at 298.15K-23.738423
HF Energy-23.438475
Nuclear repulsion energy42.104666
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/CEP-121G
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' 3372 3292 10.53      
2 A' 3222 3145 39.08      
3 A' 3098 3024 13.83      
4 A' 1526 1490 0.77      
5 A' 1280 1249 6.94      
6 A' 1216 1186 12.89      
7 A' 1133 1105 3.44      
8 A' 1004 980 10.94      
9 A' 837 817 6.81      
10 A' 744 726 69.94      
11 A" 3207 3130 1.14      
12 A" 3086 3012 28.28      
13 A" 1512 1476 0.15      
14 A" 1283 1252 14.20      
15 A" 1190 1161 6.25      
16 A" 1137 1110 4.55      
17 A" 922 900 15.88      
18 A" 772 753 1.46      

Unscaled Zero Point Vibrational Energy (zpe) 15270.5 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 14904.0 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/CEP-121G
ABC
0.70210 0.67593 0.41645

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.052 0.925 0.000
H2 0.890 1.354 0.000
C3 -0.052 -0.415 0.765
C4 -0.052 -0.415 -0.765
H5 -0.977 -0.615 1.302
H6 0.869 -0.716 1.271
H7 -0.977 -0.615 -1.302
H8 0.869 -0.716 -1.271

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8
N11.03471.54301.54302.21962.27122.21962.2712
H21.03472.14462.14463.01002.42903.01002.4290
C31.54302.14461.52911.08901.09332.27352.2544
C41.54302.14461.52912.27352.25441.08901.0933
H52.21963.01001.08902.27351.84932.60473.1688
H62.27122.42901.09332.25441.84933.16882.5421
H72.21963.01002.27351.08902.60473.16881.8493
H82.27122.42902.25441.09333.16882.54211.8493

picture of Aziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C4 60.298 N1 C3 H5 113.869
N1 C3 H6 117.960 N1 C4 C3 60.298
N1 C4 H7 113.869 N1 C4 H8 117.960
H2 N1 C3 111.072 H2 N1 C4 111.072
C3 N1 C4 59.404 C3 C4 H7 119.594
C3 C4 H8 117.598 C4 C3 H5 119.594
C4 C3 H6 117.598 H5 C3 H6 115.867
H7 C4 H8 115.867
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability