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

using model chemistry: TPSSh/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 TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-95.875880
Energy at 298.15K 
HF Energy-95.875880
Nuclear repulsion energy41.792030
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 TPSSh/aug-cc-pVDZ
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' 3458 3345 3.04 132.76 0.08 0.15
2 A' 3066 2965 38.04 111.06 0.28 0.44
3 A' 2969 2872 99.75 172.66 0.12 0.21
4 A' 1650 1596 17.07 3.04 0.70 0.83
5 A' 1487 1439 5.78 5.71 0.68 0.81
6 A' 1442 1395 3.35 0.85 0.41 0.59
7 A' 1163 1125 6.37 0.24 0.16 0.28
8 A' 1056 1022 11.33 9.92 0.14 0.25
9 A' 838 811 129.42 1.34 0.38 0.55
10 A" 3538 3422 0.02 55.38 0.75 0.86
11 A" 3105 3003 35.24 62.03 0.75 0.86
12 A" 1507 1458 3.32 6.44 0.75 0.86
13 A" 1340 1297 0.08 0.47 0.75 0.86
14 A" 963 932 0.00 0.16 0.75 0.86
15 A" 313 303 31.36 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13947.7 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 13491.6 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 TPSSh/aug-cc-pVDZ
ABC
3.40844 0.75390 0.72516

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.051 0.708 0.000
N2 0.051 -0.761 0.000
H3 -0.950 1.178 0.000
H4 0.596 1.063 0.886
H5 0.596 1.063 -0.886
H6 -0.453 -1.112 -0.814
H7 -0.453 -1.112 0.814

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46941.10611.09851.09852.05712.0571
N21.46942.18252.09982.09981.01991.0199
H31.10612.18251.78521.78522.48092.4809
H41.09852.09981.78521.77142.95322.4163
H51.09852.09981.78521.77142.41632.9532
H62.05711.01992.48092.95322.41631.6275
H72.05711.01992.48092.41632.95321.6275

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 110.140 C1 N2 H7 110.140
N2 C1 H3 115.135 N2 C1 H4 108.850
N2 C1 H5 108.850 H3 C1 H4 108.142
H3 C1 H5 108.142 H4 C1 H5 107.466
H6 N2 H7 105.854
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.794      
2 N -0.213      
3 H -0.150      
4 H -0.188      
5 H -0.188      
6 H -0.028      
7 H -0.028      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.258 0.383 0.000 1.315
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.770 -0.025 0.000
y -0.025 4.335 0.000
z 0.000 0.000 3.651


<r2> (average value of r2) Å2
<r2> 26.995
(<r2>)1/2 5.196