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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-132.885215
Energy at 298.15K-132.889163
HF Energy-132.484586
Nuclear repulsion energy64.554476
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 MP2/6-31+G**
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' 3262 3068 4.75      
2 A' 3137 2950 6.15      
3 A' 3107 2922 15.57      
4 A' 2112 1986 98.11      
5 A' 1526 1435 14.03      
6 A' 1437 1351 4.83      
7 A' 1299 1222 3.67      
8 A' 1101 1035 11.39      
9 A' 951 895 1.22      
10 A' 449 422 23.00      
11 A" 3232 3040 5.56      
12 A" 1524 1434 11.33      
13 A" 1161 1092 3.08      
14 A" 807 759 7.87      
15 A" 198 187 2.80      

Unscaled Zero Point Vibrational Energy (zpe) 12650.8 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 11899.3 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 MP2/6-31+G**
ABC
1.92652 0.35242 0.31542

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.481 0.000
C2 -0.825 -0.780 0.000
N3 1.228 0.515 0.000
H4 -0.545 1.433 0.000
H5 -0.179 -1.654 0.000
H6 -1.463 -0.795 0.882
H7 -1.463 -0.795 -0.882

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.50711.22881.09662.14242.13242.1324
C21.50712.42762.23091.08621.08901.0890
N31.22882.42761.99662.58543.12053.1205
H41.09662.23091.99663.10832.56632.5663
H52.14241.08622.58543.10831.77881.7788
H62.13241.08903.12052.56631.77881.7648
H72.13241.08903.12052.56631.77881.7648

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 110.348 C1 C2 H6 109.388
C1 C2 H7 109.388 C2 C1 N3 124.758
C2 C1 H4 117.044 N3 C1 H4 118.199
H5 C2 H6 109.718 H5 C2 H7 109.718
H6 C2 H7 108.247
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability