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

using model chemistry: B3LYP/TZVP

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/TZVP
 hartrees
Energy at 0K-95.897917
Energy at 298.15K 
HF Energy-95.897917
Nuclear repulsion energy41.981924
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/TZVP
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' 3502 3381 0.20 115.46 0.11 0.20
2 A' 3060 2954 37.12 107.79 0.24 0.38
3 A' 2961 2858 100.76 158.64 0.17 0.29
4 A' 1670 1613 26.96 7.08 0.73 0.84
5 A' 1498 1446 7.85 19.59 0.62 0.77
6 A' 1465 1414 2.56 5.15 0.65 0.79
7 A' 1166 1126 7.07 3.80 0.48 0.65
8 A' 1055 1018 10.45 8.84 0.32 0.48
9 A' 821 793 187.25 2.65 0.74 0.85
10 A" 3582 3458 0.30 62.57 0.75 0.86
11 A" 3096 2989 34.75 73.16 0.75 0.86
12 A" 1520 1467 3.87 16.53 0.75 0.86
13 A" 1347 1300 0.02 2.18 0.75 0.86
14 A" 977 943 0.03 0.02 0.75 0.86
15 A" 307 296 40.80 0.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14013.4 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 13528.6 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 B3LYP/TZVP
ABC
3.47382 0.75886 0.72826

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.048 0.706 0.000
N2 0.048 -0.757 0.000
H3 -0.946 1.177 0.000
H4 0.589 1.066 0.878
H5 0.589 1.066 -0.878
H6 -0.429 -1.122 -0.816
H7 -0.429 -1.122 0.816

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46321.09971.09161.09162.05782.0578
N21.46322.17432.09422.09421.01281.0128
H31.09972.17431.77101.77102.49332.4933
H41.09162.09421.77101.75512.94762.4136
H51.09162.09421.77101.75512.41362.9476
H62.05781.01282.49332.94762.41361.6312
H72.05781.01282.49332.41362.94761.6312

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 111.116 C1 N2 H7 111.116
N2 C1 H3 115.337 N2 C1 H4 109.247
N2 C1 H5 109.247 H3 C1 H4 107.838
H3 C1 H5 107.838 H4 C1 H5 107.013
H6 N2 H7 107.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.274      
2 N -0.458      
3 H 0.096      
4 H 0.122      
5 H 0.122      
6 H 0.196      
7 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.358 0.362 0.000 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.262 2.259 0.000
y 2.259 -14.353 0.000
z 0.000 0.000 -12.678
Traceless
 xyz
x -1.746 2.259 0.000
y 2.259 -0.383 0.000
z 0.000 0.000 2.129
Polar
3z2-r24.259
x2-y2-0.909
xy2.259
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.045 0.055 0.000
y 0.055 3.551 0.000
z 0.000 0.000 3.232


<r2> (average value of r2) Å2
<r2> 26.839
(<r2>)1/2 5.181