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

using model chemistry: wB97X-D/3-21G

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/3-21G
 hartrees
Energy at 0K-95.295040
Energy at 298.15K 
HF Energy-95.295040
Nuclear repulsion energy41.744684
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/3-21G
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' 3507 3507 0.45 100.16 0.13 0.22
2 A' 3101 3101 36.45 83.74 0.23 0.38
3 A' 2975 2975 103.37 126.32 0.23 0.37
4 A' 1741 1741 20.49 11.93 0.67 0.80
5 A' 1573 1573 12.91 30.31 0.70 0.83
6 A' 1512 1512 1.11 12.11 0.62 0.76
7 A' 1177 1177 7.17 7.32 0.54 0.70
8 A' 1076 1076 3.95 6.95 0.46 0.63
9 A' 672 672 268.98 7.46 0.34 0.51
10 A" 3608 3608 0.03 60.16 0.75 0.86
11 A" 3145 3145 29.41 68.69 0.75 0.86
12 A" 1596 1596 3.15 27.79 0.75 0.86
13 A" 1368 1368 0.54 5.15 0.75 0.86
14 A" 1003 1003 0.96 1.10 0.75 0.86
15 A" 318 318 57.09 4.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14185.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14185.7 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/3-21G
ABC
3.46617 0.75031 0.71556

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.042 0.714 0.000
N2 0.042 -0.758 0.000
H3 -0.953 1.194 0.000
H4 0.585 1.068 0.881
H5 0.585 1.068 -0.881
H6 -0.380 -1.153 -0.837
H7 -0.380 -1.153 0.837

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47141.10461.09411.09412.08922.0892
N21.47142.19052.09862.09861.01751.0175
H31.10462.19051.77701.77702.55712.5571
H41.09412.09861.77701.76232.96952.4223
H51.09412.09861.77701.76232.42232.9695
H62.08921.01752.55712.96952.42231.6741
H72.08921.01752.55712.42232.96951.6741

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 112.887 C1 N2 H7 112.887
N2 C1 H3 115.773 N2 C1 H4 108.888
N2 C1 H5 108.888 H3 C1 H4 107.844
H3 C1 H5 107.844 H4 C1 H5 107.291
H6 N2 H7 110.710
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.457      
2 N -0.709      
3 H 0.169      
4 H 0.217      
5 H 0.217      
6 H 0.282      
7 H 0.282      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.399 0.254 0.000 1.422
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.755 2.240 0.000
y 2.240 -13.294 0.000
z 0.000 0.000 -12.130
Traceless
 xyz
x -2.044 2.240 0.000
y 2.240 0.149 0.000
z 0.000 0.000 1.895
Polar
3z2-r23.790
x2-y2-1.462
xy2.240
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.072 0.119 0.000
y 0.119 2.817 0.000
z 0.000 0.000 2.640


<r2> (average value of r2) Å2
<r2> 26.665
(<r2>)1/2 5.164