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

using model chemistry: wB97X-D/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/cc-pVQZ
 hartrees
Energy at 0K-95.873604
Energy at 298.15K 
HF Energy-95.873604
Nuclear repulsion energy42.153225
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 wB97X-D/cc-pVQZ
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' 3551 3551 0.39 110.56 0.09 0.16
2 A' 3084 3084 34.20 97.92 0.28 0.43
3 A' 2993 2993 83.03 154.28 0.11 0.19
4 A' 1670 1670 22.84 3.67 0.65 0.79
5 A' 1505 1505 6.79 7.84 0.68 0.81
6 A' 1466 1466 1.08 1.61 0.42 0.60
7 A' 1178 1178 6.31 0.84 0.46 0.63
8 A' 1090 1090 12.53 7.97 0.20 0.33
9 A' 834 834 156.25 0.94 0.67 0.81
10 A" 3631 3631 1.91 50.98 0.75 0.86
11 A" 3122 3122 29.23 60.92 0.75 0.86
12 A" 1523 1523 4.62 7.80 0.75 0.86
13 A" 1352 1352 0.13 0.69 0.75 0.86
14 A" 984 984 0.10 0.03 0.75 0.86
15 A" 297 297 33.81 0.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14139.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14139.9 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 wB97X-D/cc-pVQZ
ABC
3.48539 0.76618 0.73585

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.049 0.702 0.000
N2 0.049 -0.754 0.000
H3 -0.944 1.166 0.000
H4 0.587 1.062 0.876
H5 0.587 1.062 -0.876
H6 -0.435 -1.111 -0.811
H7 -0.435 -1.111 0.811

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45641.09651.08951.08952.04392.0439
N21.45642.16222.08732.08731.00901.0090
H31.09652.16221.76761.76762.47012.4701
H41.08952.08731.76761.75252.93452.4022
H51.08952.08731.76761.75252.40222.9345
H62.04391.00902.47012.93452.40221.6211
H72.04391.00902.47012.40222.93451.6211

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 110.691 C1 N2 H7 110.691
N2 C1 H3 115.040 N2 C1 H4 109.300
N2 C1 H5 109.300 H3 C1 H4 107.915
H3 C1 H5 107.915 H4 C1 H5 107.073
H6 N2 H7 106.893
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.144      
2 N -0.382      
3 H -0.049      
4 H 0.015      
5 H 0.015      
6 H 0.128      
7 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.258 0.325 0.000 1.300
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.910 2.103 0.000
y 2.103 -14.198 0.000
z 0.000 0.000 -12.506
Traceless
 xyz
x -1.558 2.103 0.000
y 2.103 -0.489 0.000
z 0.000 0.000 2.047
Polar
3z2-r24.095
x2-y2-0.712
xy2.103
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.329 0.050 0.000
y 0.050 3.878 0.000
z 0.000 0.000 3.418


<r2> (average value of r2) Å2
<r2> 26.528
(<r2>)1/2 5.151