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

using model chemistry: PBEPBEultrafine/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-95.763472
Energy at 298.15K 
HF Energy-95.763472
Nuclear repulsion energy41.803187
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 PBEPBEultrafine/6-311+G(3df,2p)
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' 3425 3425 1.66 117.11 0.08 0.15
2 A' 2993 2993 29.62 109.80 0.27 0.43
3 A' 2895 2895 95.54 164.81 0.15 0.27
4 A' 1609 1609 21.13 2.76 0.72 0.84
5 A' 1447 1447 7.05 6.10 0.69 0.82
6 A' 1407 1407 1.61 0.98 0.49 0.66
7 A' 1132 1132 4.76 0.32 0.23 0.38
8 A' 1040 1040 10.07 7.26 0.11 0.20
9 A' 800 800 142.88 2.02 0.49 0.66
10 A" 3502 3502 1.34 52.77 0.75 0.86
11 A" 3031 3031 26.36 60.64 0.75 0.86
12 A" 1468 1468 5.05 6.96 0.75 0.86
13 A" 1302 1302 0.18 0.65 0.75 0.86
14 A" 945 945 0.17 0.25 0.75 0.86
15 A" 290 290 31.63 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13642.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13642.3 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 PBEPBEultrafine/6-311+G(3df,2p)
ABC
3.42118 0.75453 0.72518

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.706 0.000
N2 0.050 -0.760 0.000
H3 -0.948 1.183 0.000
H4 0.595 1.068 0.883
H5 0.595 1.068 -0.883
H6 -0.447 -1.117 -0.817
H7 -0.447 -1.117 0.817

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46641.10671.09871.09872.05912.0591
N21.46642.18512.10222.10221.02081.0208
H31.10672.18511.78141.78142.49232.4923
H41.09872.10221.78141.76622.95832.4223
H51.09872.10221.78141.76622.42232.9583
H62.05911.02082.49232.95832.42231.6331
H72.05911.02082.49232.42232.95831.6331

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 110.485 C1 N2 H7 110.485
N2 C1 H3 115.547 N2 C1 H4 109.242
N2 C1 H5 109.242 H3 C1 H4 107.748
H3 C1 H5 107.748 H4 C1 H5 106.975
H6 N2 H7 106.243
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.080      
2 N -0.727      
3 H 0.096      
4 H 0.105      
5 H 0.105      
6 H 0.171      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.243 0.335 0.000 1.288
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.380 2.177 0.000
y 2.177 -14.647 0.000
z 0.000 0.000 -12.847
Traceless
 xyz
x -1.633 2.177 0.000
y 2.177 -0.534 0.000
z 0.000 0.000 2.167
Polar
3z2-r24.334
x2-y2-0.733
xy2.177
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.736 -0.062 0.000
y -0.062 4.303 0.000
z 0.000 0.000 3.594


<r2> (average value of r2) Å2
<r2> 27.076
(<r2>)1/2 5.203