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

using model chemistry: MP2=FULL/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 MP2=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-133.069351
Energy at 298.15K-133.073302
HF Energy-132.522976
Nuclear repulsion energy64.997212
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/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' 3206 3050 3.07      
2 A' 3100 2950 4.32      
3 A' 3062 2913 10.72      
4 A' 2155 2051 125.56      
5 A' 1506 1433 14.80      
6 A' 1409 1341 5.23      
7 A' 1275 1213 4.43      
8 A' 1088 1035 11.52      
9 A' 944 898 1.92      
10 A' 441 420 22.58      
11 A" 3177 3023 3.31      
12 A" 1514 1440 9.74      
13 A" 1143 1087 1.49      
14 A" 799 760 7.82      
15 A" 205 195 2.91      

Unscaled Zero Point Vibrational Energy (zpe) 12512.1 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 11904.0 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/aug-cc-pVTZ
ABC
1.94633 0.35782 0.32015

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.479 0.000
C2 -0.816 -0.778 0.000
N3 1.216 0.515 0.000
H4 -0.544 1.425 0.000
H5 -0.170 -1.648 0.000
H6 -1.453 -0.793 0.879
H7 -1.453 -0.793 -0.879

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.49781.21671.09192.13332.12142.1214
C21.49782.40782.21981.08331.08621.0862
N31.21672.40781.98192.56873.09943.0994
H41.09192.21981.98193.09592.55322.5532
H52.13331.08332.56873.09591.77481.7748
H62.12141.08623.09942.55321.77481.7588
H72.12141.08623.09942.55321.77481.7588

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 110.452 C1 C2 H6 109.331
C1 C2 H7 109.331 C2 C1 N3 124.679
C2 C1 H4 117.129 N3 C1 H4 118.192
H5 C2 H6 109.786 H5 C2 H7 109.786
H6 C2 H7 108.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability