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

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-95.843063
Energy at 298.15K 
HF Energy-95.843063
Nuclear repulsion energy41.688427
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 B3LYP/LANL2DZ
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' 3567 3429 0.18 101.30 0.13 0.23
2 A' 3081 2961 60.10 87.64 0.24 0.39
3 A' 2961 2846 139.80 149.07 0.13 0.23
4 A' 1687 1622 34.06 8.38 0.68 0.81
5 A' 1519 1460 10.83 21.98 0.71 0.83
6 A' 1483 1426 4.25 7.93 0.73 0.85
7 A' 1150 1105 8.33 7.20 0.58 0.74
8 A' 1090 1048 14.97 10.50 0.36 0.52
9 A' 574 552 340.29 5.71 0.19 0.33
10 A" 3693 3550 1.19 50.72 0.75 0.86
11 A" 3130 3008 51.40 62.73 0.75 0.86
12 A" 1539 1479 7.14 19.20 0.75 0.86
13 A" 1319 1268 0.06 5.38 0.75 0.86
14 A" 959 922 3.48 0.68 0.75 0.86
15 A" 270 260 47.53 3.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14011.0 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 13467.4 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 B3LYP/LANL2DZ
ABC
3.50315 0.74729 0.70939

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.035 0.717 0.000
N2 0.035 -0.753 0.000
H3 -0.968 1.187 0.000
H4 0.575 1.082 0.882
H5 0.575 1.082 -0.882
H6 -0.316 -1.191 -0.846
H7 -0.316 -1.191 0.846

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47001.10741.09711.09712.11652.1165
N21.47002.18362.10692.10691.01481.0148
H31.10742.18361.78081.78082.60712.6071
H41.09712.10691.78081.76362.99132.4424
H51.09712.10691.78081.76362.44242.9913
H62.11651.01482.60712.99132.44241.6913
H72.11651.01482.60712.44242.99131.6913

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 115.593 C1 N2 H7 115.593
N2 C1 H3 115.104 N2 C1 H4 109.459
N2 C1 H5 109.459 H3 C1 H4 107.763
H3 C1 H5 107.763 H4 C1 H5 106.978
H6 N2 H7 112.879
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.540      
2 N -0.601      
3 H 0.179      
4 H 0.210      
5 H 0.210      
6 H 0.271      
7 H 0.271      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.306 0.205 0.000 1.322
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.329 2.144 0.000
y 2.144 -13.179 0.000
z 0.000 0.000 -12.102
Traceless
 xyz
x -2.689 2.144 0.000
y 2.144 0.536 0.000
z 0.000 0.000 2.153
Polar
3z2-r24.305
x2-y2-2.150
xy2.144
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.187 0.077 0.000
y 0.077 2.991 0.000
z 0.000 0.000 2.804


<r2> (average value of r2) Å2
<r2> 26.898
(<r2>)1/2 5.186