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All results from a given calculation for CH3NH2 (methyl amine)

using model chemistry: wB97X-D/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 wB97X-D/6-311G*
 hartrees
Energy at 0K-95.843625
Energy at 298.15K 
HF Energy-95.843625
Nuclear repulsion energy42.063505
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 wB97X-D/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' 3544 3544 2.37 98.04 0.13 0.23
2 A' 3083 3083 46.30 93.36 0.29 0.45
3 A' 2979 2979 101.68 137.04 0.17 0.29
4 A' 1733 1733 34.51 7.13 0.75 0.85
5 A' 1524 1524 8.69 16.97 0.69 0.82
6 A' 1481 1481 2.01 5.59 0.69 0.82
7 A' 1193 1193 9.25 2.70 0.49 0.66
8 A' 1095 1095 10.79 8.26 0.31 0.47
9 A' 876 876 184.60 2.91 0.65 0.79
10 A" 3623 3623 0.30 62.33 0.75 0.86
11 A" 3123 3123 41.29 75.00 0.75 0.86
12 A" 1543 1543 4.42 17.01 0.75 0.86
13 A" 1375 1375 0.19 2.69 0.75 0.86
14 A" 998 998 0.04 0.25 0.75 0.86
15 A" 327 327 45.97 1.52 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14247.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14247.5 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 wB97X-D/6-311G*
ABC
3.45648 0.76389 0.73435

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.702 0.000
N2 0.050 -0.757 0.000
H3 -0.945 1.173 0.000
H4 0.592 1.062 0.878
H5 0.592 1.062 -0.878
H6 -0.445 -1.105 -0.812
H7 -0.445 -1.105 0.812

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45851.10111.09281.09282.04122.0412
N21.45852.17122.09132.09131.01251.0125
H31.10112.17121.77321.77322.46892.4689
H41.09282.09131.77321.75602.93692.4029
H51.09282.09131.77321.75602.40292.9369
H62.04121.01252.46892.93692.40291.6238
H72.04121.01252.46892.40292.93691.6238

picture of methyl amine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 110.083 C1 N2 H7 110.083
N2 C1 H3 115.335 N2 C1 H4 109.275
N2 C1 H5 109.275 H3 C1 H4 107.850
H3 C1 H5 107.850 H4 C1 H5 106.927
H6 N2 H7 106.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.500      
2 N -0.756      
3 H 0.187      
4 H 0.218      
5 H 0.218      
6 H 0.317      
7 H 0.317      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.454 0.356 0.000 1.497
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.858 2.272 0.000
y 2.272 -14.149 0.000
z 0.000 0.000 -12.439
Traceless
 xyz
x -1.563 2.272 0.000
y 2.272 -0.501 0.000
z 0.000 0.000 2.064
Polar
3z2-r24.128
x2-y2-0.708
xy2.272
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.677 0.121 0.000
y 0.121 3.205 0.000
z 0.000 0.000 2.994


<r2> (average value of r2) Å2
<r2> 26.547
(<r2>)1/2 5.152