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

using model chemistry: B2PLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-95.811823
Energy at 298.15K 
HF Energy-95.678606
Nuclear repulsion energy42.047601
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 B2PLYP/aug-cc-pVTZ
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' 3521 3384 0.88 129.42 0.07 0.13
2 A' 3090 2969 29.93 101.59 0.28 0.44
3 A' 3004 2887 80.63 165.19 0.10 0.18
4 A' 1668 1603 19.89 2.50 0.71 0.83
5 A' 1514 1455 6.17 5.06 0.68 0.81
6 A' 1468 1411 2.11 0.56 0.43 0.60
7 A' 1178 1132 6.10 0.23 0.11 0.20
8 A' 1063 1021 12.54 10.04 0.13 0.23
9 A' 833 800 139.40 1.17 0.29 0.45
10 A" 3602 3462 2.50 48.62 0.75 0.86
11 A" 3126 3004 26.77 55.67 0.75 0.86
12 A" 1534 1474 4.36 5.56 0.75 0.86
13 A" 1354 1301 0.05 0.37 0.75 0.86
14 A" 977 939 0.01 0.09 0.75 0.86
15 A" 294 283 30.92 0.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14112.7 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 13562.3 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 B2PLYP/aug-cc-pVTZ
ABC
3.48215 0.76047 0.73044

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-cc-pVTZ

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 -0.943 1.168 0.000
H4 0.587 1.063 0.877
H5 0.587 1.063 -0.877
H6 -0.436 -1.116 -0.811
H7 -0.436 -1.116 0.811

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46371.09491.08851.08852.05262.0526
N21.46372.16632.09062.09061.01111.0111
H31.09492.16631.76681.76682.47592.4759
H41.08852.09061.76681.75352.93972.4076
H51.08852.09061.76681.75352.40762.9397
H62.05261.01112.47592.93972.40761.6226
H72.05261.01112.47592.40762.93971.6226

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 110.750 C1 N2 H7 110.750
N2 C1 H3 114.941 N2 C1 H4 109.123
N2 C1 H5 109.123 H3 C1 H4 108.036
H3 C1 H5 108.036 H4 C1 H5 107.318
H6 N2 H7 106.725
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.652      
2 N -0.420      
3 H 0.270      
4 H 0.292      
5 H 0.292      
6 H 0.109      
7 H 0.109      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.254 0.391 0.000 1.313
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.293 2.127 -0.001
y 2.127 -14.608 -0.002
z -0.001 -0.002 -12.800
Traceless
 xyz
x -1.588 2.127 -0.001
y 2.127 -0.562 -0.002
z -0.001 -0.002 2.150
Polar
3z2-r24.301
x2-y2-0.684
xy2.127
xz-0.001
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.705 -0.021 0.000
y -0.021 4.250 -0.000
z 0.000 -0.000 3.594


<r2> (average value of r2) Å2
<r2> 26.856
(<r2>)1/2 5.182