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

using model chemistry: CCSD(T)=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 CCSD(T)=FULL/TZVP
 hartrees
Energy at 0K-133.047657
Energy at 298.15K-133.051481
HF Energy-132.518505
Nuclear repulsion energy63.916541
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 CCSD(T)=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' 3159 3020        
2 A' 3055 2921        
3 A' 3013 2881        
4 A' 1712 1637        
5 A' 1494 1429        
6 A' 1415 1353        
7 A' 1268 1212        
8 A' 1065 1018        
9 A' 915 875        
10 A' 436 417        
11 A" 3132 2994        
12 A" 1484 1419        
13 A" 1071 1024        
14 A" 743 711        
15 A" 156 149        

Unscaled Zero Point Vibrational Energy (zpe) 12059.6 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 11529.0 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 CCSD(T)=FULL/TZVP
ABC
1.87698 0.34669 0.30964

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.489 0.000
C2 -0.845 -0.769 0.000
N3 1.254 0.493 0.000
H4 -0.530 1.451 0.000
H5 -0.207 -1.653 0.000
H6 -1.484 -0.783 0.886
H7 -1.484 -0.783 -0.886

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7
C11.51551.25401.09892.15142.14592.1459
C21.51552.44942.24251.08981.09231.0923
N31.25402.44942.02542.59603.14813.1481
H41.09892.24252.02543.12062.58572.5857
H52.15141.08982.59603.12061.78081.7808
H62.14591.09233.14812.58571.78081.7714
H72.14591.09233.14812.58571.78081.7714

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 110.270 C1 C2 H6 109.684
C1 C2 H7 109.684 C2 C1 N3 124.091
C2 C1 H4 117.238 N3 C1 H4 118.671
H5 C2 H6 109.402 H5 C2 H7 109.402
H6 C2 H7 108.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability