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

using model chemistry: ROMP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROMP2/6-31G
 hartrees
Energy at 0K-132.676292
Energy at 298.15K-132.680182
HF Energy-132.406592
Nuclear repulsion energy63.122680
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 ROMP2/6-31G
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' 3176 3176        
2 A' 3088 3088        
3 A' 3071 3071        
4 A' 1641 1641        
5 A' 1554 1554        
6 A' 1473 1473        
7 A' 1315 1315        
8 A' 1103 1103        
9 A' 947 947        
10 A' 450 450        
11 A" 3156 3156        
12 A" 1555 1555        
13 A" 1130 1130        
14 A" 779 779        
15 A" 170 170        

Unscaled Zero Point Vibrational Energy (zpe) 12303.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12303.4 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 ROMP2/6-31G
ABC
1.84402 0.33759 0.30166

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.492 0.000
C2 -0.870 -0.759 0.000
N3 1.286 0.477 0.000
H4 -0.514 1.463 0.000
H5 -0.240 -1.656 0.000
H6 -1.513 -0.772 0.890
H7 -1.513 -0.772 -0.890

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.52311.28591.09922.16052.16312.1631
C21.52312.48492.25011.09641.09821.0982
N31.28592.48492.05232.62223.19163.1916
H41.09922.25012.05233.13082.60542.6054
H52.16051.09642.62223.13081.78701.7870
H62.16311.09823.19162.60541.78701.7806
H72.16311.09823.19162.60541.78701.7806

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 110.065 C1 C2 H6 110.166
C1 C2 H7 110.166 C2 C1 N3 124.196
C2 C1 H4 117.280 N3 C1 H4 118.524
H5 C2 H6 109.036 H5 C2 H7 109.036
H6 C2 H7 108.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability