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

using model chemistry: mPW1PW91/daug-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 mPW1PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-95.873766
Energy at 298.15K 
HF Energy-95.873766
Nuclear repulsion energy42.161043
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 mPW1PW91/daug-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' 3547 3547 0.69 125.42 0.07 0.13
2 A' 3085 3085 30.37 105.25 0.27 0.43
3 A' 2994 2994 85.76 169.62 0.11 0.19
4 A' 1665 1665 21.46 2.53 0.70 0.82
5 A' 1498 1498 6.85 5.47 0.66 0.80
6 A' 1457 1457 1.50 0.81 0.40 0.57
7 A' 1171 1171 5.67 0.35 0.09 0.16
8 A' 1084 1084 13.80 7.53 0.14 0.25
9 A' 824 824 145.26 1.62 0.22 0.36
10 A" 3627 3627 2.91 49.01 0.75 0.86
11 A" 3123 3123 26.18 57.28 0.75 0.86
12 A" 1518 1518 4.93 5.67 0.75 0.86
13 A" 1348 1348 0.11 0.28 0.75 0.86
14 A" 974 974 0.10 0.09 0.75 0.86
15 A" 295 295 31.97 0.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14104.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14104.5 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 mPW1PW91/daug-cc-pVTZ
ABC
3.48579 0.76704 0.73644

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.049 0.701 0.000
N2 0.049 -0.753 0.000
H3 -0.944 1.168 0.000
H4 0.587 1.061 0.877
H5 0.587 1.061 -0.877
H6 -0.433 -1.113 -0.811
H7 -0.433 -1.113 0.811

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45471.09701.08991.08992.04512.0451
N21.45472.16252.08592.08591.00971.0097
H31.09702.16251.76771.76772.47422.4742
H41.08992.08591.76771.75302.93552.4028
H51.08992.08591.76771.75302.40282.9355
H62.04511.00972.47422.93552.40281.6222
H72.04511.00972.47422.40282.93551.6222

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 110.872 C1 N2 H7 110.872
N2 C1 H3 115.162 N2 C1 H4 109.280
N2 C1 H5 109.280 H3 C1 H4 107.870
H3 C1 H5 107.870 H4 C1 H5 107.072
H6 N2 H7 106.892
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.811      
2 N -0.639      
3 H 0.385      
4 H 0.428      
5 H 0.428      
6 H 0.104      
7 H 0.104      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.241 0.332 0.000 1.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.090 2.115 0.000
y 2.115 -14.376 0.000
z 0.000 0.000 -12.604
Traceless
 xyz
x -1.599 2.115 0.000
y 2.115 -0.529 0.000
z 0.000 0.000 2.128
Polar
3z2-r24.257
x2-y2-0.713
xy2.115
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.680 -0.025 0.000
y -0.025 4.231 0.000
z 0.000 0.000 3.574


<r2> (average value of r2) Å2
<r2> 26.617
(<r2>)1/2 5.159