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

using model chemistry: TPSSh/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-95.901572
Energy at 298.15K 
HF Energy-95.901572
Nuclear repulsion energy41.947219
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/aug-cc-pVTZ
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' 3476 3355 1.85 133.78 0.08 0.14
2 A' 3057 2950 33.66 111.88 0.25 0.40
3 A' 2965 2861 92.87 172.12 0.13 0.22
4 A' 1665 1607 18.16 2.86 0.70 0.82
5 A' 1507 1455 5.85 5.65 0.67 0.81
6 A' 1459 1408 2.87 0.78 0.36 0.53
7 A' 1171 1130 6.55 0.28 0.12 0.22
8 A' 1048 1011 11.37 9.39 0.14 0.24
9 A' 835 806 134.88 1.39 0.30 0.46
10 A" 3552 3428 0.50 54.36 0.75 0.86
11 A" 3093 2986 31.16 60.27 0.75 0.86
12 A" 1527 1474 3.73 5.99 0.75 0.86
13 A" 1348 1302 0.05 0.40 0.75 0.86
14 A" 965 932 0.00 0.12 0.75 0.86
15 A" 298 288 30.84 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13982.4 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 13495.8 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 TPSSh/aug-cc-pVTZ
ABC
3.45266 0.75769 0.72830

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.707 0.000
N2 0.050 -0.759 0.000
H3 -0.945 1.173 0.000
H4 0.590 1.062 0.880
H5 0.590 1.062 -0.880
H6 -0.445 -1.112 -0.812
H7 -0.445 -1.112 0.812

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46671.09901.09161.09162.05342.0534
N21.46672.17342.09362.09361.01461.0146
H31.09902.17341.77321.77322.47612.4761
H41.09162.09361.77321.75992.94322.4092
H51.09162.09361.77321.75992.40922.9432
H62.05341.01462.47612.94322.40921.6242
H72.05341.01462.47612.40922.94321.6242

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 110.365 C1 N2 H7 110.365
N2 C1 H3 115.044 N2 C1 H4 108.962
N2 C1 H5 108.962 H3 C1 H4 108.089
H3 C1 H5 108.089 H4 C1 H5 107.438
H6 N2 H7 106.340
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.152      
2 N -0.352      
3 H 0.120      
4 H 0.135      
5 H 0.135      
6 H 0.057      
7 H 0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.244 0.367 0.000 1.297
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 3.755 -0.025 0.000
y -0.025 4.340 0.000
z 0.000 0.000 3.642


<r2> (average value of r2) Å2
<r2> 26.841
(<r2>)1/2 5.181