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

using model chemistry: B3LYP/aug-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/aug-cc-pVQZ
 hartrees
Energy at 0K-134.006918
Energy at 298.15K-134.012438
HF Energy-134.006918
Nuclear repulsion energy72.323477
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/aug-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' 3124 3027 26.79      
2 A' 3062 2967 22.55      
3 A' 2976 2884 84.69      
4 A' 2964 2872 42.89      
5 A' 1738 1684 18.26      
6 A' 1510 1463 22.37      
7 A' 1480 1434 1.25      
8 A' 1437 1392 1.25      
9 A' 1242 1204 18.25      
10 A' 1127 1092 0.18      
11 A' 963 933 14.01      
12 A' 477 462 6.27      
13 A" 3080 2985 13.38      
14 A" 1477 1431 5.80      
15 A" 1145 1110 0.55      
16 A" 1067 1033 20.60      
17 A" 697 675 0.93      
18 A" 216 210 8.07      

Unscaled Zero Point Vibrational Energy (zpe) 14891.1 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 14428.0 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 B3LYP/aug-cc-pVQZ
ABC
1.80846 0.35548 0.31421

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.075 -0.423 0.000
N2 0.000 0.548 0.000
C3 1.187 0.129 0.000
H4 -0.726 -1.464 0.000
H5 -1.703 -0.257 0.876
H6 -1.703 -0.257 -0.876
H7 1.450 -0.936 0.000
H8 2.007 0.843 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.44822.32801.09741.09061.09062.57663.3313
N21.44821.25862.13882.07682.07682.07502.0283
C32.32801.25862.48983.04403.04401.09741.0869
H41.09742.13882.48981.78261.78262.23993.5765
H51.09062.07683.04401.78261.75193.34223.9667
H61.09062.07683.04401.78261.75193.34223.9667
H72.57662.07501.09742.23993.34223.34221.8639
H83.33132.02831.08693.57653.96673.96671.8639

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 118.479 N2 C1 H4 113.602
N2 C1 H5 108.958 N2 C1 H6 108.958
N2 C3 H7 123.314 N2 C3 H8 119.532
H4 C1 H5 109.118 H4 C1 H6 109.118
H5 C1 H6 106.871 H7 C3 H8 117.154
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.612      
2 N -0.395      
3 C -0.694      
4 H 0.258      
5 H 0.270      
6 H 0.270      
7 H 0.397      
8 H 0.505      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.389 -1.462 0.000 1.513
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.675 0.684 0.000
y 0.684 -21.423 0.000
z 0.000 0.000 -20.004
Traceless
 xyz
x 4.039 0.684 0.000
y 0.684 -3.084 0.000
z 0.000 0.000 -0.955
Polar
3z2-r2-1.909
x2-y24.748
xy0.684
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.994 0.126 0.000
y 0.126 5.286 0.000
z 0.000 0.000 4.123


<r2> (average value of r2) Å2
<r2> 48.605
(<r2>)1/2 6.972