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

using model chemistry: TPSSh/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-311G**
 hartrees
Energy at 0K-95.887777
Energy at 298.15K 
HF Energy-95.887777
Nuclear repulsion energy41.889053
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 TPSSh/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3464 3464 2.84 111.78 0.12 0.21
2 A' 3056 3056 44.83 102.90 0.24 0.39
3 A' 2949 2949 108.58 149.98 0.19 0.31
4 A' 1674 1674 20.74 7.51 0.72 0.84
5 A' 1509 1509 6.87 16.65 0.67 0.81
6 A' 1465 1465 3.55 5.03 0.61 0.75
7 A' 1177 1177 8.23 2.84 0.43 0.61
8 A' 1053 1053 7.44 8.81 0.31 0.47
9 A' 863 863 154.65 3.21 0.67 0.80
10 A" 3539 3539 0.83 67.38 0.75 0.86
11 A" 3094 3094 42.13 76.14 0.75 0.86
12 A" 1531 1531 2.65 15.63 0.75 0.86
13 A" 1357 1357 0.19 2.51 0.75 0.86
14 A" 975 975 0.01 0.23 0.75 0.86
15 A" 322 322 38.57 1.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14014.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14014.4 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 TPSSh/6-311G**
ABC
3.43186 0.75597 0.72781

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.052 0.706 0.000
N2 0.052 -0.762 0.000
H3 -0.943 1.181 0.000
H4 0.594 1.062 0.880
H5 0.594 1.062 -0.880
H6 -0.459 -1.102 -0.811
H7 -0.459 -1.102 0.811

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46841.10241.09351.09352.04692.0469
N21.46842.18322.09702.09701.01711.0171
H31.10242.18321.77551.77552.47102.4710
H41.09352.09701.77551.76052.94202.4082
H51.09352.09701.77551.76052.40822.9420
H62.04691.01712.47102.94202.40821.6220
H72.04691.01712.47102.40822.94201.6220

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 109.536 C1 N2 H7 109.536
N2 C1 H3 115.519 N2 C1 H4 108.995
N2 C1 H5 108.995 H3 C1 H4 107.908
H3 C1 H5 107.908 H4 C1 H5 107.208
H6 N2 H7 105.757
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.202      
2 N -0.488      
3 H 0.085      
4 H 0.111      
5 H 0.111      
6 H 0.191      
7 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.351 0.360 0.000 1.398
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.813 0.130 0.000
y 0.130 3.428 0.000
z 0.000 0.000 3.114


<r2> (average value of r2) Å2
<r2> 26.689
(<r2>)1/2 5.166