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

using model chemistry: B2PLYP=FULLultrafine/aug-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 B2PLYP=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-95.765664
Energy at 298.15K 
HF Energy-95.651319
Nuclear repulsion energy41.847092
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=FULLultrafine/aug-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 3380 1.12 128.79 0.07 0.13
2 A' 3101 2984 32.32 99.38 0.33 0.50
3 A' 3011 2898 83.69 164.62 0.09 0.16
4 A' 1654 1592 19.07 2.75 0.72 0.84
5 A' 1488 1432 6.24 5.05 0.69 0.82
6 A' 1446 1391 2.20 0.63 0.52 0.69
7 A' 1168 1124 6.08 0.22 0.14 0.25
8 A' 1069 1029 12.47 10.70 0.14 0.24
9 A' 834 803 135.13 1.01 0.39 0.56
10 A" 3598 3463 1.53 49.79 0.75 0.86
11 A" 3139 3021 28.49 57.23 0.75 0.86
12 A" 1507 1450 4.14 6.03 0.75 0.86
13 A" 1344 1293 0.09 0.43 0.75 0.86
14 A" 972 935 0.01 0.13 0.75 0.86
15 A" 307 295 31.72 0.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14075.1 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 13544.5 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=FULLultrafine/aug-cc-pVDZ
ABC
3.42934 0.75511 0.72578

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.708 0.000
N2 0.050 -0.760 0.000
H3 -0.950 1.175 0.000
H4 0.593 1.066 0.884
H5 0.593 1.066 -0.884
H6 -0.444 -1.117 -0.814
H7 -0.444 -1.117 0.814

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46771.10401.09751.09752.05802.0580
N21.46772.17852.09972.09971.01671.0167
H31.10402.17851.78191.78192.48442.4844
H41.09752.09971.78191.76782.95322.4176
H51.09752.09971.78191.76782.41762.9532
H62.05801.01672.48442.95322.41761.6271
H72.05801.01672.48442.41762.95321.6271

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 110.555 C1 N2 H7 110.555
N2 C1 H3 115.066 N2 C1 H4 109.028
N2 C1 H5 109.028 H3 C1 H4 108.076
H3 C1 H5 108.076 H4 C1 H5 107.296
H6 N2 H7 106.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.990      
2 N -0.151      
3 H -0.214      
4 H -0.249      
5 H -0.249      
6 H -0.064      
7 H -0.064      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.271 0.396 0.000 1.331
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.403 2.171 -0.001
y 2.171 -14.730 -0.002
z -0.001 -0.002 -12.913
Traceless
 xyz
x -1.581 2.171 -0.001
y 2.171 -0.572 -0.002
z -0.001 -0.002 2.153
Polar
3z2-r24.306
x2-y2-0.672
xy2.171
xz-0.001
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.726 -0.020 0.000
y -0.020 4.258 -0.000
z 0.000 -0.000 3.613


<r2> (average value of r2) Å2
<r2> 27.077
(<r2>)1/2 5.204