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

using model chemistry: B1B95/6-311+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 B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-95.836611
Energy at 298.15K 
HF Energy-95.836611
Nuclear repulsion energy42.213525
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 B1B95/6-311+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' 3553 3553 0.50 107.80 0.08 0.15
2 A' 3088 3088 31.54 99.46 0.30 0.46
3 A' 2997 2997 86.76 149.95 0.12 0.21
4 A' 1662 1662 23.66 2.40 0.74 0.85
5 A' 1501 1501 6.94 5.61 0.71 0.83
6 A' 1458 1458 1.63 0.73 0.53 0.69
7 A' 1170 1170 5.72 0.22 0.30 0.46
8 A' 1087 1087 14.11 7.94 0.14 0.25
9 A' 820 820 149.11 1.29 0.57 0.72
10 A" 3633 3633 3.20 49.15 0.75 0.86
11 A" 3126 3126 27.41 58.07 0.75 0.86
12 A" 1520 1520 5.02 6.57 0.75 0.86
13 A" 1343 1343 0.09 0.65 0.75 0.86
14 A" 971 971 0.10 0.13 0.75 0.86
15 A" 297 297 32.63 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14113.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14113.1 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 B1B95/6-311+G(3df,2p)
ABC
3.49621 0.76892 0.73823

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.049 0.701 0.000
N2 0.049 -0.752 0.000
H3 -0.942 1.166 0.000
H4 0.586 1.060 0.875
H5 0.586 1.060 -0.875
H6 -0.433 -1.112 -0.810
H7 -0.433 -1.112 0.810

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45291.09501.08801.08802.04352.0435
N21.45292.15932.08312.08311.00911.0091
H31.09502.15931.76451.76452.47152.4715
H41.08802.08311.76451.74992.93242.4006
H51.08802.08311.76451.74992.40062.9324
H62.04351.00912.47152.93242.40061.6207
H72.04351.00912.47152.40062.93241.6207

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 110.910 C1 N2 H7 110.910
N2 C1 H3 115.160 N2 C1 H4 109.295
N2 C1 H5 109.295 H3 C1 H4 107.860
H3 C1 H5 107.860 H4 C1 H5 107.065
H6 N2 H7 106.839
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.002      
2 N -0.796      
3 H 0.126      
4 H 0.135      
5 H 0.135      
6 H 0.199      
7 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.253 0.338 0.000 1.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.117 2.134 0.000
y 2.134 -14.367 0.000
z 0.000 0.000 -12.602
Traceless
 xyz
x -1.632 2.134 0.000
y 2.134 -0.507 0.000
z 0.000 0.000 2.139
Polar
3z2-r24.279
x2-y2-0.750
xy2.134
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.493 -0.030 0.000
y -0.030 4.039 0.000
z 0.000 0.000 3.423


<r2> (average value of r2) Å2
<r2> 26.577
(<r2>)1/2 5.155