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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-133.014093
Energy at 298.15K-133.019707
HF Energy-133.014093
Nuclear repulsion energy71.959980
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 HF/LANL2DZ
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' 3390 3050 44.26      
2 A' 3276 2948 50.66      
3 A' 3237 2913 62.80      
4 A' 3172 2855 77.22      
5 A' 1871 1684 21.68      
6 A' 1658 1492 34.92      
7 A' 1629 1466 0.10      
8 A' 1594 1435 2.09      
9 A' 1357 1222 9.52      
10 A' 1225 1103 2.36      
11 A' 1024 922 17.34      
12 A' 484 436 8.11      
13 A" 3305 2974 39.41      
14 A" 1633 1469 8.52      
15 A" 1260 1134 0.01      
16 A" 1206 1085 38.33      
17 A" 745 671 0.51      
18 A" 223 201 13.47      

Unscaled Zero Point Vibrational Energy (zpe) 16144.9 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 14528.8 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 HF/LANL2DZ
ABC
1.87695 0.34352 0.30663

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.095 -0.436 0.000
N2 0.000 0.531 0.000
C3 1.208 0.151 0.000
H4 -0.760 -1.473 0.000
H5 -1.710 -0.263 0.874
H6 -1.710 -0.263 -0.874
H7 1.510 -0.891 0.000
H8 1.992 0.886 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.46052.37661.08921.08221.08222.64393.3580
N21.46051.26612.14272.07772.07772.07322.0233
C32.37661.26612.55183.07383.07381.08451.0745
H41.08922.14272.55181.76831.76832.34363.6248
H51.08222.07773.07381.76831.74723.39423.9732
H61.08222.07773.07381.76831.74723.39423.9732
H72.64392.07321.08452.34363.39423.39421.8409
H83.35802.02331.07453.62483.97323.97321.8409

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 121.126 N2 C1 H4 113.559
N2 C1 H5 108.682 N2 C1 H6 108.682
N2 C3 H7 123.584 N2 C3 H8 119.406
H4 C1 H5 109.045 H4 C1 H6 109.045
H5 C1 H6 107.666 H7 C3 H8 117.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.469      
2 N -0.139      
3 C -0.305      
4 H 0.152      
5 H 0.207      
6 H 0.207      
7 H 0.152      
8 H 0.194      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.419 -2.059 0.000 2.101
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.062 0.822 0.000
y 0.822 -21.442 0.000
z 0.000 0.000 -20.127
Traceless
 xyz
x 4.723 0.822 0.000
y 0.822 -3.348 0.000
z 0.000 0.000 -1.375
Polar
3z2-r2-2.750
x2-y25.381
xy0.822
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.908 -0.078 0.000
y -0.078 3.411 0.000
z 0.000 0.000 2.522


<r2> (average value of r2) Å2
<r2> 49.278
(<r2>)1/2 7.020