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

using model chemistry: M06-2X/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 M06-2X/3-21G*
 hartrees
Energy at 0K-95.266199
Energy at 298.15K 
HF Energy-95.266199
Nuclear repulsion energy41.661718
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 M06-2X/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' 3473 3290 0.18 101.36 0.13 0.23
2 A' 3112 2948 29.71 78.33 0.21 0.35
3 A' 2993 2835 81.14 108.49 0.21 0.35
4 A' 1726 1634 20.16 12.14 0.68 0.81
5 A' 1574 1491 11.82 27.83 0.72 0.83
6 A' 1510 1430 1.06 11.36 0.64 0.78
7 A' 1174 1112 7.12 6.84 0.54 0.70
8 A' 1074 1017 3.64 7.90 0.43 0.60
9 A' 680 644 254.99 7.90 0.33 0.50
10 A" 3576 3388 0.18 60.47 0.75 0.86
11 A" 3151 2985 24.34 62.20 0.75 0.86
12 A" 1597 1513 2.73 26.18 0.75 0.86
13 A" 1363 1291 0.38 5.67 0.75 0.86
14 A" 993 940 0.57 1.16 0.75 0.86
15 A" 316 299 54.83 4.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14155.1 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 13407.7 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 M06-2X/3-21G*
ABC
3.45957 0.74642 0.71214

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.042 0.716 0.000
N2 0.042 -0.760 0.000
H3 -0.951 1.195 0.000
H4 0.586 1.068 0.881
H5 0.586 1.068 -0.881
H6 -0.386 -1.156 -0.838
H7 -0.386 -1.156 0.838

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47641.10231.09321.09322.09542.0954
N21.47642.19282.10082.10081.02121.0212
H31.10232.19281.77581.77582.55882.5588
H41.09322.10081.77581.76142.97412.4274
H51.09322.10081.77581.76142.42742.9741
H62.09541.02122.55882.97412.42741.6767
H72.09541.02122.55882.42742.97411.6767

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 112.794 C1 N2 H7 112.794
N2 C1 H3 115.743 N2 C1 H4 108.769
N2 C1 H5 108.769 H3 C1 H4 107.959
H3 C1 H5 107.959 H4 C1 H5 107.338
H6 N2 H7 110.354
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.420      
2 N -0.700      
3 H 0.161      
4 H 0.206      
5 H 0.206      
6 H 0.274      
7 H 0.274      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.408 0.300 0.000 1.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.880 2.225 0.000
y 2.225 -13.469 0.000
z 0.000 0.000 -12.307
Traceless
 xyz
x -1.993 2.225 0.000
y 2.225 0.125 0.000
z 0.000 0.000 1.868
Polar
3z2-r23.736
x2-y2-1.411
xy2.225
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.040 0.148 0.000
y 0.148 2.807 0.000
z 0.000 0.000 2.639


<r2> (average value of r2) Å2
<r2> 26.837
(<r2>)1/2 5.180