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

using model chemistry: B2PLYP/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-95.810591
Energy at 298.15K 
HF Energy-95.679964
Nuclear repulsion energy42.071733
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/Def2TZVPP
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' 3527 3527 0.17 111.78 0.09 0.16
2 A' 3092 3092 33.79 97.72 0.27 0.43
3 A' 3004 3004 83.01 151.24 0.12 0.21
4 A' 1672 1672 20.18 5.31 0.69 0.82
5 A' 1513 1513 6.29 12.10 0.64 0.78
6 A' 1471 1471 1.97 2.20 0.54 0.70
7 A' 1183 1183 6.83 1.96 0.45 0.63
8 A' 1067 1067 10.26 9.46 0.24 0.39
9 A' 846 846 154.57 1.69 0.65 0.79
10 A" 3608 3608 1.13 54.89 0.75 0.86
11 A" 3129 3129 29.71 63.51 0.75 0.86
12 A" 1534 1534 3.65 10.78 0.75 0.86
13 A" 1358 1358 0.03 1.35 0.75 0.86
14 A" 981 981 0.01 0.01 0.75 0.86
15 A" 301 301 34.57 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14142.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14142.2 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/Def2TZVPP
ABC
3.48169 0.76156 0.73188

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.705 0.000
N2 0.050 -0.758 0.000
H3 -0.942 1.170 0.000
H4 0.588 1.062 0.876
H5 0.588 1.062 -0.876
H6 -0.441 -1.111 -0.810
H7 -0.441 -1.111 0.810

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46241.09531.08851.08852.04782.0478
N21.46242.16752.09032.09031.01071.0107
H31.09532.16751.76591.76592.47132.4713
H41.08852.09031.76591.75262.93662.4052
H51.08852.09031.76591.75262.40522.9366
H62.04781.01072.47132.93662.40521.6196
H72.04781.01072.47132.40522.93661.6196

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 110.458 C1 N2 H7 110.458
N2 C1 H3 115.112 N2 C1 H4 109.179
N2 C1 H5 109.179 H3 C1 H4 107.927
H3 C1 H5 107.927 H4 C1 H5 107.233
H6 N2 H7 106.502
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.161      
2 N -0.370      
3 H 0.080      
4 H 0.091      
5 H 0.091      
6 H 0.134      
7 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.283 0.354 0.000 1.331
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.115 2.134 -0.001
y 2.134 -14.431 -0.003
z -0.001 -0.003 -12.737
Traceless
 xyz
x -1.531 2.134 -0.001
y 2.134 -0.505 -0.003
z -0.001 -0.003 2.037
Polar
3z2-r24.073
x2-y2-0.684
xy2.134
xz-0.001
yz-0.003


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.191 0.072 0.000
y 0.072 3.764 0.000
z 0.000 0.000 3.341


<r2> (average value of r2) Å2
<r2> 26.741
(<r2>)1/2 5.171