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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-95.807070
Energy at 298.15K 
HF Energy-95.807070
Nuclear repulsion energy41.560332
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 BLYP/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' 3361 3336 5.38 114.65 0.11 0.20
2 A' 2992 2969 41.66 93.11 0.22 0.37
3 A' 2877 2854 109.88 130.15 0.21 0.35
4 A' 1632 1620 14.94 13.11 0.66 0.79
5 A' 1474 1463 8.51 25.18 0.69 0.81
6 A' 1434 1423 4.27 9.37 0.63 0.77
7 A' 1155 1146 5.72 5.94 0.45 0.62
8 A' 1020 1012 3.10 8.89 0.39 0.56
9 A' 843 837 151.83 5.88 0.62 0.77
10 A" 3441 3414 3.21 66.73 0.75 0.86
11 A" 3032 3008 37.17 70.44 0.75 0.86
12 A" 1494 1482 1.43 23.45 0.75 0.86
13 A" 1326 1315 0.19 4.83 0.75 0.86
14 A" 959 952 0.00 0.63 0.75 0.86
15 A" 326 323 40.34 2.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13682.2 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 13576.9 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 BLYP/6-31G**
ABC
3.37451 0.74433 0.71747

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.054 0.709 0.000
N2 0.054 -0.770 0.000
H3 -0.944 1.200 0.000
H4 0.600 1.069 0.887
H5 0.600 1.069 -0.887
H6 -0.477 -1.102 -0.815
H7 -0.477 -1.102 0.815

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47941.11171.10201.10202.05602.0560
N21.47942.20842.11372.11371.02721.0272
H31.11172.20841.78541.78542.48682.4868
H41.10202.11371.78541.77312.96142.4251
H51.10202.11371.78541.77312.42512.9614
H62.05601.02722.48682.96142.42511.6292
H72.05601.02722.48682.42512.96141.6292

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 108.882 C1 N2 H7 108.882
N2 C1 H3 116.204 N2 C1 H4 109.063
N2 C1 H5 109.063 H3 C1 H4 107.511
H3 C1 H5 107.511 H4 C1 H5 107.123
H6 N2 H7 104.936
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.163      
2 N -0.553      
3 H 0.070      
4 H 0.102      
5 H 0.102      
6 H 0.221      
7 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.366 0.328 0.000 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.674 2.178 0.000
y 2.178 -14.152 0.000
z 0.000 0.000 -12.649
Traceless
 xyz
x -1.274 2.178 0.000
y 2.178 -0.490 0.000
z 0.000 0.000 1.764
Polar
3z2-r23.527
x2-y2-0.523
xy2.178
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.612 0.166 0.000
y 0.166 3.303 0.000
z 0.000 0.000 3.019


<r2> (average value of r2) Å2
<r2> 26.965
(<r2>)1/2 5.193