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

using model chemistry: BLYP/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 BLYP/cc-pVTZ
 hartrees
Energy at 0K-95.846172
Energy at 298.15K 
HF Energy-95.846172
Nuclear repulsion energy41.655899
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/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' 3374 3364 2.95 124.11 0.10 0.18
2 A' 2978 2969 37.29 113.81 0.20 0.33
3 A' 2877 2868 103.33 161.56 0.19 0.32
4 A' 1624 1619 16.41 6.38 0.64 0.78
5 A' 1460 1455 6.36 13.66 0.62 0.77
6 A' 1420 1415 2.27 3.93 0.45 0.62
7 A' 1143 1140 6.52 2.85 0.35 0.52
8 A' 1004 1001 5.07 8.39 0.29 0.46
9 A' 827 824 145.84 2.55 0.62 0.77
10 A" 3446 3435 0.30 64.83 0.75 0.86
11 A" 3011 3002 34.64 71.47 0.75 0.86
12 A" 1482 1477 2.88 11.72 0.75 0.86
13 A" 1317 1313 0.08 1.45 0.75 0.86
14 A" 953 950 0.06 0.09 0.75 0.86
15 A" 298 297 32.24 1.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13605.4 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 13564.6 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/cc-pVTZ
ABC
3.41367 0.74552 0.71774

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.052 0.712 0.000
N2 0.052 -0.768 0.000
H3 -0.945 1.189 0.000
H4 0.596 1.070 0.883
H5 0.596 1.070 -0.883
H6 -0.460 -1.112 -0.814
H7 -0.460 -1.112 0.814

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47921.10531.09691.09692.06192.0619
N21.47922.19622.10992.10991.02151.0215
H31.10532.19621.77941.77942.48942.4894
H41.09692.10991.77941.76512.95912.4251
H51.09692.10991.77941.76512.42512.9591
H62.06191.02152.48942.95912.42511.6287
H72.06191.02152.48942.42512.95911.6287

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 109.725 C1 N2 H7 109.725
N2 C1 H3 115.620 N2 C1 H4 109.076
N2 C1 H5 109.076 H3 C1 H4 107.805
H3 C1 H5 107.805 H4 C1 H5 107.136
H6 N2 H7 105.723
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.174      
2 N -0.314      
3 H 0.056      
4 H 0.090      
5 H 0.090      
6 H 0.126      
7 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.225 0.305 0.000 1.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.086 2.053 0.000
y 2.053 -14.511 0.000
z 0.000 0.000 -12.905
Traceless
 xyz
x -1.378 2.053 0.000
y 2.053 -0.516 0.000
z 0.000 0.000 1.894
Polar
3z2-r23.788
x2-y2-0.575
xy2.053
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.235 0.106 0.000
y 0.106 3.905 0.000
z 0.000 0.000 3.441


<r2> (average value of r2) Å2
<r2> 27.135
(<r2>)1/2 5.209