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

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVQZ
 hartrees
Energy at 0K-95.910595
Energy at 298.15K 
HF Energy-95.910595
Nuclear repulsion energy42.031886
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/aug-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' 3502 3393 0.95 129.45 0.08 0.14
2 A' 3055 2960 31.44 112.57 0.24 0.39
3 A' 2966 2874 89.56 170.23 0.13 0.23
4 A' 1661 1609 20.22 2.58 0.69 0.82
5 A' 1500 1453 6.53 5.55 0.66 0.79
6 A' 1461 1416 1.93 0.80 0.40 0.57
7 A' 1168 1132 5.57 0.23 0.13 0.23
8 A' 1055 1022 13.08 8.35 0.14 0.24
9 A' 817 792 145.51 1.61 0.23 0.37
10 A" 3577 3466 2.02 51.72 0.75 0.86
11 A" 3090 2994 28.61 59.13 0.75 0.86
12 A" 1519 1472 4.51 5.79 0.75 0.86
13 A" 1345 1303 0.05 0.34 0.75 0.86
14 A" 973 943 0.06 0.12 0.75 0.86
15 A" 291 282 30.99 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13990.0 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 13554.9 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 B3LYP/aug-cc-pVQZ
ABC
3.48421 0.76010 0.72965

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.049 0.706 0.000
N2 0.049 -0.757 0.000
H3 -0.945 1.171 0.000
H4 0.586 1.065 0.877
H5 0.586 1.065 -0.877
H6 -0.430 -1.120 -0.813
H7 -0.430 -1.120 0.813

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46271.09671.08961.08962.05592.0559
N21.46272.16832.09222.09221.01121.0112
H31.09672.16831.76781.76782.48492.4849
H41.08962.09221.76781.75402.94392.4115
H51.08962.09221.76781.75402.41152.9439
H62.05591.01122.48492.94392.41151.6257
H72.05591.01122.48492.41152.94391.6257

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 111.089 C1 N2 H7 111.089
N2 C1 H3 115.060 N2 C1 H4 109.242
N2 C1 H5 109.242 H3 C1 H4 107.908
H3 C1 H5 107.908 H4 C1 H5 107.194
H6 N2 H7 106.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.663      
2 N -0.589      
3 H 0.248      
4 H 0.272      
5 H 0.272      
6 H 0.230      
7 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.232 0.355 0.000 1.282
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.300 2.112 0.000
y 2.112 -14.558 0.000
z 0.000 0.000 -12.794
Traceless
 xyz
x -1.624 2.112 0.000
y 2.112 -0.511 0.000
z 0.000 0.000 2.135
Polar
3z2-r24.271
x2-y2-0.742
xy2.112
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.762 -0.033 0.000
y -0.033 4.321 0.000
z 0.000 0.000 3.638


<r2> (average value of r2) Å2
<r2> 26.871
(<r2>)1/2 5.184