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All results from a given calculation for CH2NCH3 (N-methylmethanimine)

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-133.790039
Energy at 298.15K-133.795517
HF Energy-133.790039
Nuclear repulsion energy71.823648
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 PBEPBE/6-311G*
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' 3055 3023 39.39      
2 A' 3004 2973 26.78      
3 A' 2892 2862 119.19      
4 A' 2883 2853 35.46      
5 A' 1693 1676 15.47      
6 A' 1473 1458 23.05      
7 A' 1442 1427 2.37      
8 A' 1397 1383 1.34      
9 A' 1204 1191 17.56      
10 A' 1097 1085 0.14      
11 A' 954 944 15.58      
12 A' 468 463 6.14      
13 A" 3026 2995 19.81      
14 A" 1442 1427 6.31      
15 A" 1112 1100 0.29      
16 A" 1005 995 20.62      
17 A" 683 676 2.00      
18 A" 223 221 8.02      

Unscaled Zero Point Vibrational Energy (zpe) 14525.5 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 14374.5 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 PBEPBE/6-311G*
ABC
1.75251 0.35388 0.31152

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.077 -0.416 0.000
N2 0.000 0.558 0.000
C3 1.192 0.115 0.000
H4 -0.737 -1.473 0.000
H5 -1.714 -0.244 0.883
H6 -1.714 -0.244 -0.883
H7 1.452 -0.966 0.000
H8 2.027 0.829 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.45192.33011.11051.10201.10202.58823.3447
N21.45191.27102.16052.08822.08822.10442.0452
C32.33011.27102.49863.05793.05791.11171.0991
H41.11052.16052.49861.80091.80092.24743.5976
H51.10202.08823.05791.80091.76583.36503.9909
H61.10202.08823.05791.80091.76583.36503.9909
H72.58822.10441.11172.24743.36503.36501.8848
H83.34472.04521.09913.59763.99093.99091.8848

picture of N-methylmethanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 117.524 N2 C1 H4 114.284
N2 C1 H5 108.923 N2 C1 H6 108.923
N2 C3 H7 123.921 N2 C3 H8 119.107
H4 C1 H5 108.969 H4 C1 H6 108.969
H5 C1 H6 106.487 H7 C3 H8 116.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.552      
2 N -0.187      
3 C -0.272      
4 H 0.181      
5 H 0.229      
6 H 0.229      
7 H 0.166      
8 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.252 -1.315 0.000 1.339
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.591 0.699 0.000
y 0.699 -21.097 0.000
z 0.000 0.000 -19.915
Traceless
 xyz
x 3.915 0.699 0.000
y 0.699 -2.844 0.000
z 0.000 0.000 -1.071
Polar
3z2-r2-2.142
x2-y24.506
xy0.699
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.531 0.095 0.000
y 0.095 4.512 0.000
z 0.000 0.000 3.082


<r2> (average value of r2) Å2
<r2> 48.872
(<r2>)1/2 6.991