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All results from a given calculation for CH3CHN (methylmethaniminyl radical)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-132.845310
Energy at 298.15K-132.849261
HF Energy-132.473949
Nuclear repulsion energy64.504804
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 MP2/6-31G*
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' 3244 3059 4.07      
2 A' 3124 2946 4.43      
3 A' 3085 2909 17.68      
4 A' 2121 2000 65.11      
5 A' 1542 1454 12.21      
6 A' 1451 1368 5.84      
7 A' 1312 1237 3.24      
8 A' 1108 1045 11.60      
9 A' 958 904 1.37      
10 A' 450 424 21.78      
11 A" 3212 3029 5.97      
12 A" 1543 1455 11.03      
13 A" 1174 1107 0.78      
14 A" 813 766 8.08      
15 A" 201 189 2.07      

Unscaled Zero Point Vibrational Energy (zpe) 12667.8 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 11945.8 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 MP2/6-31G*
ABC
1.91969 0.35226 0.31521

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.485 0.000
C2 -0.822 -0.773 0.000
N3 1.223 0.503 0.000
H4 -0.534 1.444 0.000
H5 -0.169 -1.647 0.000
H6 -1.463 -0.795 0.885
H7 -1.463 -0.795 -0.885

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50291.22291.09732.13872.13612.1361
C21.50292.41012.23551.09021.09351.0935
N31.22292.41011.99282.56143.11183.1118
H41.09732.23551.99283.11202.58032.5803
H52.13871.09022.56143.11201.78431.7843
H62.13611.09353.11182.58031.78431.7704
H72.13611.09353.11182.58031.78431.7704

picture of methylmethaniminyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.116 C1 C2 H6 109.713
C1 C2 H7 109.713 C2 C1 N3 123.987
C2 C1 H4 117.731 N3 C1 H4 118.281
H5 C2 H6 109.586 H5 C2 H7 109.586
H6 C2 H7 108.097
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability