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

using model chemistry: MP2=FULL/TZVP

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=FULL/TZVP
 hartrees
Energy at 0K-132.984126
Energy at 298.15K-132.988085
HF Energy-132.517479
Nuclear repulsion energy64.776495
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/TZVP
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' 3224 3071 5.20      
2 A' 3104 2957 5.98      
3 A' 3061 2916 16.35      
4 A' 2115 2015 88.25      
5 A' 1508 1436 13.60      
6 A' 1419 1352 4.57      
7 A' 1294 1233 4.15      
8 A' 1087 1035 11.17      
9 A' 940 895 1.33      
10 A' 453 431 22.17      
11 A" 3195 3044 6.26      
12 A" 1499 1428 11.01      
13 A" 1148 1094 2.53      
14 A" 800 762 6.60      
15 A" 205 195 2.36      

Unscaled Zero Point Vibrational Energy (zpe) 12524.6 cm-1
Scaled (by 0.9527) Zero Point Vibrational Energy (zpe) 11932.2 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/TZVP
ABC
1.93763 0.35475 0.31759

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.480 0.000
C2 -0.816 -0.785 0.000
N3 1.218 0.523 0.000
H4 -0.555 1.427 0.000
H5 -0.167 -1.655 0.000
H6 -1.453 -0.803 0.883
H7 -1.453 -0.803 -0.883

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50561.21891.09712.14212.13002.1300
C21.50562.41842.22681.08561.08851.0885
N31.21892.41841.99032.58143.11003.1100
H41.09712.22681.99033.10612.56042.5604
H52.14211.08562.58143.10611.77731.7773
H62.13001.08853.11002.56041.77731.7651
H72.13001.08853.11002.56041.77731.7651

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 110.467 C1 C2 H6 109.333
C1 C2 H7 109.333 C2 C1 N3 124.828
C2 C1 H4 116.772 N3 C1 H4 118.400
H5 C2 H6 109.664 H5 C2 H7 109.664
H6 C2 H7 108.346
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability