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

using model chemistry: B97D3/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G(2df,p)
 hartrees
Energy at 0K-95.806240
Energy at 298.15K 
HF Energy-95.806240
Nuclear repulsion energy41.788665
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 B97D3/6-31G(2df,p)
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' 3417 3417 2.38 102.35 0.11 0.19
2 A' 3009 3009 43.19 89.32 0.26 0.42
3 A' 2901 2901 101.98 125.39 0.18 0.31
4 A' 1641 1641 15.35 8.55 0.67 0.80
5 A' 1469 1469 6.70 19.04 0.69 0.81
6 A' 1431 1431 3.08 6.21 0.60 0.75
7 A' 1164 1164 7.47 3.23 0.51 0.67
8 A' 1036 1036 4.59 8.40 0.32 0.49
9 A' 852 852 138.66 3.73 0.66 0.80
10 A" 3499 3499 0.36 59.77 0.75 0.86
11 A" 3051 3051 35.97 67.88 0.75 0.86
12 A" 1491 1491 1.70 18.49 0.75 0.86
13 A" 1337 1337 0.09 2.91 0.75 0.86
14 A" 968 968 0.01 0.32 0.75 0.86
15 A" 318 318 33.77 1.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13791.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13791.5 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 B97D3/6-31G(2df,p)
ABC
3.40228 0.75312 0.72592

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.053 0.705 0.000
N2 0.053 -0.766 0.000
H3 -0.944 1.188 0.000
H4 0.597 1.065 0.885
H5 0.597 1.065 -0.885
H6 -0.473 -1.095 -0.809
H7 -0.473 -1.095 0.809

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47081.10761.09891.09892.04252.0425
N21.47082.19302.10452.10451.01961.0196
H31.10762.19301.78061.78062.46712.4671
H41.09892.10451.78061.76962.94582.4115
H51.09892.10451.78061.76962.41152.9458
H62.04251.01962.46712.94582.41151.6177
H72.04251.01962.46712.41152.94581.6177

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 108.853 C1 N2 H7 108.853
N2 C1 H3 115.821 N2 C1 H4 109.112
N2 C1 H5 109.112 H3 C1 H4 107.606
H3 C1 H5 107.606 H4 C1 H5 107.255
H6 N2 H7 104.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 N -0.498      
3 H 0.096      
4 H 0.125      
5 H 0.125      
6 H 0.227      
7 H 0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.247 0.283 0.000 1.278
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.457 2.021 0.000
y 2.021 -14.057 0.000
z 0.000 0.000 -12.465
Traceless
 xyz
x -1.196 2.021 0.000
y 2.021 -0.596 0.000
z 0.000 0.000 1.791
Polar
3z2-r23.583
x2-y2-0.400
xy2.021
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.767 0.139 0.000
y 0.139 3.405 0.000
z 0.000 0.000 3.067


<r2> (average value of r2) Å2
<r2> 26.656
(<r2>)1/2 5.163