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

using model chemistry: B3LYP/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/cc-pVQZ
 hartrees
Energy at 0K-134.006017
Energy at 298.15K-134.011539
HF Energy-134.006017
Nuclear repulsion energy72.332575
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 B3LYP/cc-pVQZ
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' 3122 3024 28.99      
2 A' 3062 2966 23.84      
3 A' 2975 2883 83.73      
4 A' 2964 2871 41.14      
5 A' 1739 1685 17.95      
6 A' 1509 1462 22.32      
7 A' 1480 1434 1.74      
8 A' 1437 1392 1.56      
9 A' 1243 1204 18.50      
10 A' 1127 1092 0.20      
11 A' 964 934 13.85      
12 A' 477 462 6.60      
13 A" 3080 2984 14.62      
14 A" 1477 1431 5.36      
15 A" 1145 1109 0.49      
16 A" 1068 1034 18.95      
17 A" 698 676 1.12      
18 A" 217 210 7.89      

Unscaled Zero Point Vibrational Energy (zpe) 14891.0 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 14426.4 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 B3LYP/cc-pVQZ
ABC
1.80691 0.35575 0.31437

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.074 -0.423 0.000
N2 0.000 0.548 0.000
C3 1.186 0.129 0.000
H4 -0.726 -1.464 0.000
H5 -1.702 -0.257 0.876
H6 -1.702 -0.257 -0.876
H7 1.450 -0.936 0.000
H8 2.007 0.842 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.44812.32681.09741.09071.09072.57603.3304
N21.44811.25842.13932.07692.07692.07542.0281
C32.32681.25842.48913.04323.04321.09741.0870
H41.09742.13932.48911.78241.78242.23973.5759
H51.09072.07693.04321.78241.75163.34193.9664
H61.09072.07693.04321.78241.75163.34193.9664
H72.57602.07541.09742.23973.34193.34191.8634
H83.33042.02811.08703.57593.96643.96641.8634

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 118.404 N2 C1 H4 113.656
N2 C1 H5 108.970 N2 C1 H6 108.970
N2 C3 H7 123.385 N2 C3 H8 119.523
H4 C1 H5 109.093 H4 C1 H6 109.093
H5 C1 H6 106.835 H7 C3 H8 117.091
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.085      
2 N -0.275      
3 C 0.005      
4 H 0.027      
5 H 0.096      
6 H 0.096      
7 H 0.019      
8 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.367 -1.427 0.000 1.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.634 0.687 0.000
y 0.687 -21.283 0.000
z 0.000 0.000 -19.923
Traceless
 xyz
x 3.969 0.687 0.000
y 0.687 -3.005 0.000
z 0.000 0.000 -0.964
Polar
3z2-r2-1.928
x2-y24.649
xy0.687
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.807 0.133 0.000
y 0.133 4.952 0.000
z 0.000 0.000 3.785


<r2> (average value of r2) Å2
<r2> 48.536
(<r2>)1/2 6.967