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

using model chemistry: B3LYP/SDD

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/SDD
 hartrees
Energy at 0K-95.843167
Energy at 298.15K 
HF Energy-95.843167
Nuclear repulsion energy41.685865
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/SDD
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' 3566 3428 0.18 101.46 0.13 0.23
2 A' 3081 2962 60.17 87.58 0.24 0.39
3 A' 2961 2846 139.68 148.91 0.13 0.23
4 A' 1687 1622 34.16 8.39 0.68 0.81
5 A' 1519 1460 10.67 21.96 0.71 0.83
6 A' 1483 1426 4.31 7.98 0.74 0.85
7 A' 1149 1105 8.36 7.17 0.58 0.74
8 A' 1090 1048 14.86 10.57 0.36 0.52
9 A' 577 555 338.76 5.62 0.20 0.33
10 A" 3692 3549 1.10 50.70 0.75 0.86
11 A" 3130 3009 51.80 62.69 0.75 0.86
12 A" 1538 1479 7.14 19.24 0.75 0.86
13 A" 1319 1268 0.06 5.40 0.75 0.86
14 A" 960 922 3.44 0.67 0.75 0.86
15 A" 270 260 47.61 3.42 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14011.2 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 13469.0 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/SDD
ABC
3.50228 0.74717 0.70935

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

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 0.576 1.083 0.882
H5 0.576 1.083 -0.882
H6 -0.317 -1.191 -0.846
H7 -0.317 -1.191 0.846

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47011.10741.09711.09712.11632.1163
N21.47012.18382.10712.10711.01491.0149
H31.10742.18381.78081.78082.60632.6063
H41.09712.10711.78081.76352.99142.4426
H51.09712.10711.78081.76352.44262.9914
H62.11631.01492.60632.99142.44261.6910
H72.11631.01492.60632.44262.99141.6910

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 115.551 C1 N2 H7 115.551
N2 C1 H3 115.103 N2 C1 H4 109.462
N2 C1 H5 109.462 H3 C1 H4 107.764
H3 C1 H5 107.764 H4 C1 H5 106.968
H6 N2 H7 112.832
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.534      
2 N -0.599      
3 H 0.178      
4 H 0.208      
5 H 0.208      
6 H 0.270      
7 H 0.270      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.309 0.207 0.000 1.325
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.326 2.146 0.000
y 2.146 -13.191 0.000
z 0.000 0.000 -12.106
Traceless
 xyz
x -2.677 2.146 0.000
y 2.146 0.525 0.000
z 0.000 0.000 2.152
Polar
3z2-r24.305
x2-y2-2.135
xy2.146
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.193 0.078 0.000
y 0.078 2.993 0.000
z 0.000 0.000 2.805


<r2> (average value of r2) Å2
<r2> 26.903
(<r2>)1/2 5.187