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

using model chemistry: MP4/aug-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 MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-133.072935
Energy at 298.15K-133.077031
HF Energy-132.523547
Nuclear repulsion energy64.411469
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 MP4/aug-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' 3167 3082        
2 A' 3059 2977        
3 A' 3006 2926        
4 A' 2043 1988        
5 A' 1508 1467        
6 A' 1377 1340        
7 A' 1270 1236        
8 A' 1074 1046        
9 A' 937 912        
10 A' 452 440        
11 A" 3126 3043        
12 A" 1515 1474        
13 A" 1132 1101        
14 A" 790 769        
15 A" 314 306        

Unscaled Zero Point Vibrational Energy (zpe) 12385.1 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 12053.2 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 MP4/aug-cc-pVTZ
ABC
1.91797 0.35072 0.31389

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.483 0.000
C2 -0.823 -0.786 0.000
N3 1.228 0.521 0.000
H4 -0.551 1.436 0.000
H5 -0.176 -1.661 0.000
H6 -1.465 -0.802 0.884
H7 -1.465 -0.802 -0.884

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51271.22891.10032.15182.14022.1402
C21.51272.43262.23801.08891.09241.0924
N31.22892.43262.00062.59543.12853.1285
H41.10032.23802.00063.11972.57402.5740
H52.15181.08892.59543.11971.78341.7834
H62.14021.09243.12852.57401.78341.7677
H72.14021.09243.12852.57401.78341.7677

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 110.550 C1 C2 H6 109.422
C1 C2 H7 109.422 C2 C1 N3 124.748
C2 C1 H4 116.972 N3 C1 H4 118.280
H5 C2 H6 109.692 H5 C2 H7 109.692
H6 C2 H7 108.020
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability