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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-133.938513
Energy at 298.15K-133.944040
HF Energy-133.938513
Nuclear repulsion energy72.413514
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 B3PW91/cc-pVTZ
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' 3130 3010 29.84      
2 A' 3074 2956 23.33      
3 A' 2983 2869 77.25      
4 A' 2973 2858 43.61      
5 A' 1751 1684 17.44      
6 A' 1501 1443 23.13      
7 A' 1470 1414 1.74      
8 A' 1426 1371 1.22      
9 A' 1236 1188 19.04      
10 A' 1120 1077 0.18      
11 A' 981 943 13.78      
12 A' 473 455 6.32      
13 A" 3094 2975 13.88      
14 A" 1469 1412 5.36      
15 A" 1139 1095 0.30      
16 A" 1063 1022 19.52      
17 A" 698 672 1.28      
18 A" 221 212 7.99      

Unscaled Zero Point Vibrational Energy (zpe) 14900.3 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 14328.2 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 B3PW91/cc-pVTZ
ABC
1.79626 0.35819 0.31597

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.070 -0.418 0.000
N2 0.000 0.550 0.000
C3 1.183 0.122 0.000
H4 -0.725 -1.461 0.000
H5 -1.701 -0.250 0.876
H6 -1.701 -0.250 -0.876
H7 1.440 -0.947 0.000
H8 2.009 0.832 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.44312.31741.09911.09251.09252.56593.3232
N21.44311.25852.13822.07412.07412.07762.0286
C32.31741.25852.47973.03733.03731.09931.0891
H41.09912.13822.47971.78491.78492.22583.5686
H51.09252.07413.03731.78491.75273.33483.9626
H61.09252.07413.03731.78491.75273.33483.9626
H72.56592.07761.09932.22583.33483.33481.8677
H83.32322.02861.08913.56863.96263.96261.8677

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 117.977 N2 C1 H4 113.822
N2 C1 H5 108.989 N2 C1 H6 108.989
N2 C3 H7 123.424 N2 C3 H8 119.395
H4 C1 H5 109.063 H4 C1 H6 109.063
H5 C1 H6 106.672 H7 C3 H8 117.181
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.123      
2 N -0.170      
3 C -0.091      
4 H 0.042      
5 H 0.094      
6 H 0.094      
7 H 0.048      
8 H 0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.340 -1.399 0.000 1.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.347 0.658 0.000
y 0.658 -20.903 0.000
z 0.000 0.000 -19.669
Traceless
 xyz
x 3.939 0.658 0.000
y 0.658 -2.896 0.000
z 0.000 0.000 -1.044
Polar
3z2-r2-2.087
x2-y24.557
xy0.658
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.599 0.133 0.000
y 0.133 4.661 0.000
z 0.000 0.000 3.500


<r2> (average value of r2) Å2
<r2> 48.189
(<r2>)1/2 6.942