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

using model chemistry: B2PLYP=FULLultrafine/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-31G**
 hartrees
Energy at 0K-95.751603
Energy at 298.15K 
HF Energy-95.642225
Nuclear repulsion energy42.023809
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 B2PLYP=FULLultrafine/6-31G**
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' 3538 3538 1.11 103.16 0.11 0.20
2 A' 3122 3122 41.85 82.92 0.30 0.47
3 A' 3020 3020 89.55 118.67 0.15 0.27
4 A' 1695 1695 20.96 10.35 0.69 0.81
5 A' 1539 1539 7.50 22.25 0.71 0.83
6 A' 1495 1495 3.29 7.61 0.66 0.79
7 A' 1202 1202 8.45 5.02 0.48 0.65
8 A' 1084 1084 7.53 8.93 0.33 0.50
9 A' 876 876 166.64 5.34 0.57 0.73
10 A" 3627 3627 0.08 61.35 0.75 0.86
11 A" 3165 3165 34.00 66.71 0.75 0.86
12 A" 1558 1558 1.69 21.20 0.75 0.86
13 A" 1377 1377 0.06 4.35 0.75 0.86
14 A" 991 991 0.00 0.55 0.75 0.86
15 A" 333 333 43.22 2.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14309.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14309.8 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 B2PLYP=FULLultrafine/6-31G**
ABC
3.45599 0.76130 0.73243

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.051 0.703 0.000
N2 0.051 -0.759 0.000
H3 -0.940 1.178 0.000
H4 0.591 1.061 0.878
H5 0.591 1.061 -0.878
H6 -0.455 -1.101 -0.810
H7 -0.455 -1.101 0.810

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46231.09911.09101.09102.04102.0410
N21.46232.17642.09192.09191.01421.0142
H31.09912.17641.76831.76832.46672.4667
H41.09102.09191.76831.75632.93532.4026
H51.09102.09191.76831.75632.40262.9353
H62.04101.01422.46672.93532.40261.6191
H72.04101.01422.46672.40262.93531.6191

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 109.675 C1 N2 H7 109.675
N2 C1 H3 115.626 N2 C1 H4 109.160
N2 C1 H5 109.160 H3 C1 H4 107.686
H3 C1 H5 107.686 H4 C1 H5 107.201
H6 N2 H7 105.912
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.178      
2 N -0.616      
3 H 0.083      
4 H 0.115      
5 H 0.115      
6 H 0.241      
7 H 0.241      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.407 0.358 0.000 1.452
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.721 2.204 -0.002
y 2.204 -14.098 -0.002
z -0.002 -0.002 -12.552
Traceless
 xyz
x -1.396 2.204 -0.002
y 2.204 -0.462 -0.002
z -0.002 -0.002 1.858
Polar
3z2-r23.715
x2-y2-0.623
xy2.204
xz-0.002
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.496 0.158 0.000
y 0.158 3.104 -0.000
z 0.000 -0.000 2.893


<r2> (average value of r2) Å2
<r2> 26.561
(<r2>)1/2 5.154