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

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-133.037079
Energy at 298.15K-133.041038
HF Energy-132.521903
Nuclear repulsion energy64.613060
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 CCD/cc-pVTZ
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' 3186 2974 6.26      
2 A' 3079 2875 5.96      
3 A' 3056 2853 15.81      
4 A' 2036 1901 55.74      
5 A' 1502 1402 11.86      
6 A' 1416 1322 4.05      
7 A' 1289 1203 4.55      
8 A' 1092 1019 11.95      
9 A' 940 877 1.47      
10 A' 449 419 21.79      
11 A" 3153 2944 7.98      
12 A" 1506 1406 8.65      
13 A" 1139 1063 1.69      
14 A" 799 746 7.14      
15 A" 206 193 2.45      

Unscaled Zero Point Vibrational Energy (zpe) 12422.8 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 11599.2 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 CCD/cc-pVTZ
ABC
1.92478 0.35338 0.31609

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.483 0.000
C2 -0.822 -0.780 0.000
N3 1.226 0.515 0.000
H4 -0.543 1.434 0.000
H5 -0.177 -1.653 0.000
H6 -1.462 -0.800 0.881
H7 -1.462 -0.800 -0.881

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50751.22601.09532.14392.13572.1357
C21.50752.42302.23221.08601.08921.0892
N31.22602.42301.99342.58193.11923.1192
H41.09532.23221.99343.10952.57172.5717
H52.14391.08602.58193.10951.77711.7771
H62.13571.08923.11922.57171.77711.7624
H72.13571.08923.11922.57171.77711.7624

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 110.451 C1 C2 H6 109.612
C1 C2 H7 109.612 C2 C1 N3 124.533
C2 C1 H4 117.219 N3 C1 H4 118.248
H5 C2 H6 109.566 H5 C2 H7 109.566
H6 C2 H7 107.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability