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

using model chemistry: B3PW91/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/daug-cc-pVDZ
 hartrees
Energy at 0K-95.839351
Energy at 298.15K 
HF Energy-95.839351
Nuclear repulsion energy41.937240
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 B3PW91/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3513 3513 1.09 129.19 0.07 0.14
2 A' 3077 3077 33.76 105.40 0.31 0.47
3 A' 2981 2981 91.60 176.47 0.10 0.18
4 A' 1645 1645 20.53 2.71 0.70 0.82
5 A' 1468 1468 6.80 5.79 0.66 0.80
6 A' 1427 1427 1.69 0.95 0.46 0.63
7 A' 1158 1158 5.56 0.55 0.07 0.13
8 A' 1081 1081 13.02 7.76 0.14 0.25
9 A' 826 826 138.39 1.94 0.22 0.36
10 A" 3596 3596 1.49 51.20 0.75 0.86
11 A" 3117 3117 29.12 59.24 0.75 0.86
12 A" 1489 1489 4.61 6.00 0.75 0.86
13 A" 1332 1332 0.19 0.25 0.75 0.86
14 A" 967 967 0.11 0.09 0.75 0.86
15 A" 302 302 32.11 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13988.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13988.1 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 B3PW91/daug-cc-pVDZ
ABC
3.43319 0.76022 0.73068

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.703 0.000
N2 0.050 -0.757 0.000
H3 -0.950 1.175 0.000
H4 0.594 1.065 0.883
H5 0.594 1.065 -0.883
H6 -0.445 -1.114 -0.813
H7 -0.445 -1.114 0.813

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46041.10541.09821.09822.05152.0515
N21.46042.17562.09662.09661.01631.0163
H31.10542.17561.78131.78132.48132.4813
H41.09822.09661.78131.76622.95012.4150
H51.09822.09661.78131.76622.41502.9501
H62.05151.01632.48132.95012.41501.6256
H72.05151.01632.48132.41502.95011.6256

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 110.569 C1 N2 H7 110.569
N2 C1 H3 115.272 N2 C1 H4 109.240
N2 C1 H5 109.240 H3 C1 H4 107.864
H3 C1 H5 107.864 H4 C1 H5 107.048
H6 N2 H7 106.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.196      
2 N -0.227      
3 H -0.309      
4 H -0.301      
5 H -0.301      
6 H -0.028      
7 H -0.028      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.253 0.350 0.000 1.301
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.151 2.155 0.000
y 2.155 -14.456 0.000
z 0.000 0.000 -12.691
Traceless
 xyz
x -1.578 2.155 0.000
y 2.155 -0.535 0.000
z 0.000 0.000 2.113
Polar
3z2-r24.226
x2-y2-0.695
xy2.155
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.764 -0.028 0.000
y -0.028 4.306 0.000
z 0.000 0.000 3.640


<r2> (average value of r2) Å2
<r2> 26.835
(<r2>)1/2 5.180