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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-133.938508
Energy at 298.15K-133.944047
HF Energy-133.938508
Nuclear repulsion energy72.413917
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 mPW1PW91/6-311G**
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' 3152 3016 31.82      
2 A' 3097 2963 25.24      
3 A' 3001 2871 76.56      
4 A' 2990 2860 43.73      
5 A' 1771 1694 18.31      
6 A' 1511 1446 22.94      
7 A' 1481 1417 2.64      
8 A' 1436 1374 0.82      
9 A' 1244 1190 18.50      
10 A' 1126 1078 0.21      
11 A' 995 952 14.84      
12 A' 478 457 5.91      
13 A" 3119 2984 17.84      
14 A" 1478 1414 6.22      
15 A" 1145 1096 0.29      
16 A" 1071 1025 20.19      
17 A" 705 675 1.43      
18 A" 222 212 8.53      

Unscaled Zero Point Vibrational Energy (zpe) 15009.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 14359.9 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 mPW1PW91/6-311G**
ABC
1.78754 0.35896 0.31632

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.069 -0.417 0.000
N2 0.000 0.552 0.000
C3 1.182 0.119 0.000
H4 -0.724 -1.461 0.000
H5 -1.700 -0.249 0.877
H6 -1.700 -0.249 -0.877
H7 1.439 -0.950 0.000
H8 2.009 0.828 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 H7 H8
C11.44332.31441.10001.09281.09282.56443.3211
N21.44331.25872.13962.07372.07372.08042.0283
C32.31441.25872.47593.03453.03451.10011.0894
H41.10002.13962.47591.78601.78602.22213.5652
H51.09282.07373.03451.78601.75393.33313.9606
H61.09282.07373.03451.78601.75393.33313.9606
H72.56442.08041.10012.22213.33313.33311.8676
H83.32112.02831.08943.56523.96063.96061.8676

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 117.698 N2 C1 H4 113.868
N2 C1 H5 108.918 N2 C1 H6 108.918
N2 C3 H7 123.619 N2 C3 H8 119.311
H4 C1 H5 109.078 H4 C1 H6 109.078
H5 C1 H6 106.741 H7 C3 H8 117.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.221      
2 N -0.266      
3 C -0.081      
4 H 0.089      
5 H 0.134      
6 H 0.134      
7 H 0.087      
8 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.329 -1.443 0.000 1.480
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.247 0.676 0.000
y 0.676 -20.855 0.000
z 0.000 0.000 -19.647
Traceless
 xyz
x 4.004 0.676 0.000
y 0.676 -2.908 0.000
z 0.000 0.000 -1.096
Polar
3z2-r2-2.191
x2-y24.608
xy0.676
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.296 0.069 0.000
y 0.069 4.275 0.000
z 0.000 0.000 3.073


<r2> (average value of r2) Å2
<r2> 48.118
(<r2>)1/2 6.937