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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-132.876821
Energy at 298.15K-132.880778
HF Energy-132.480721
Nuclear repulsion energy64.603720
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' 3271 3064 5.03      
2 A' 3146 2946 5.22      
3 A' 3113 2915 18.22      
4 A' 2123 1988 66.32      
5 A' 1538 1441 10.32      
6 A' 1444 1352 3.51      
7 A' 1305 1223 3.27      
8 A' 1105 1035 11.42      
9 A' 955 894 1.25      
10 A' 447 419 21.73      
11 A" 3240 3034 7.25      
12 A" 1541 1443 9.08      
13 A" 1168 1094 1.06      
14 A" 810 759 6.63      
15 A" 204 191 2.05      

Unscaled Zero Point Vibrational Energy (zpe) 12704.5 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 11897.7 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 MP2/6-31G**
ABC
1.92553 0.35323 0.31600

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 0.482 0.000
C2 -0.823 -0.780 0.000
N3 1.227 0.514 0.000
H4 -0.550 1.431 0.000
H5 -0.175 -1.650 0.000
H6 -1.462 -0.799 0.881
H7 -1.462 -0.799 -0.881

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50681.22731.09622.13982.13442.1344
C21.50682.42432.22721.08551.08851.0885
N31.22732.42431.99912.57883.11933.1193
H41.09622.22721.99913.10372.56522.5652
H52.13981.08552.57883.10371.77691.7769
H62.13441.08853.11932.56521.77691.7628
H72.13441.08853.11932.56521.77691.7628

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 110.205 C1 C2 H6 109.597
C1 C2 H7 109.597 C2 C1 N3 124.610
C2 C1 H4 116.777 N3 C1 H4 118.613
H5 C2 H6 109.635 H5 C2 H7 109.635
H6 C2 H7 108.139
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability