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

using model chemistry: B2PLYP=FULL/6-31G*

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=FULL/6-31G*
 hartrees
Energy at 0K-95.730685
Energy at 298.15K 
HF Energy-95.631104
Nuclear repulsion energy41.964827
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=FULL/6-31G*
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' 3504 3323 1.40 101.69 0.12 0.21
2 A' 3121 2960 40.94 83.64 0.29 0.45
3 A' 3017 2861 91.57 117.17 0.17 0.30
4 A' 1723 1634 23.29 10.55 0.69 0.82
5 A' 1550 1470 7.60 23.23 0.71 0.83
6 A' 1505 1427 2.96 8.32 0.65 0.79
7 A' 1211 1148 9.69 5.43 0.48 0.64
8 A' 1085 1029 7.10 9.03 0.34 0.51
9 A' 895 849 170.81 5.46 0.57 0.73
10 A" 3592 3407 0.21 62.90 0.75 0.86
11 A" 3163 3000 34.09 68.36 0.75 0.86
12 A" 1569 1488 1.90 22.14 0.75 0.86
13 A" 1388 1317 0.07 4.80 0.75 0.86
14 A" 997 946 0.00 0.57 0.75 0.86
15 A" 336 319 45.86 2.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14327.9 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 13588.6 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 B2PLYP=FULL/6-31G*
ABC
3.43881 0.75994 0.73113

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.052 0.704 0.000
N2 0.052 -0.760 0.000
H3 -0.942 1.179 0.000
H4 0.592 1.060 0.880
H5 0.592 1.060 -0.880
H6 -0.457 -1.102 -0.811
H7 -0.457 -1.102 0.811

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.46371.10131.09281.09282.04362.0436
N21.46372.17892.09282.09281.01671.0167
H31.10132.17891.77271.77272.46892.4689
H41.09282.09281.77271.76032.93872.4041
H51.09282.09281.77271.76032.40412.9387
H62.04361.01672.46892.93872.40411.6225
H72.04361.01672.46892.40412.93871.6225

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 109.635 C1 N2 H7 109.635
N2 C1 H3 115.583 N2 C1 H4 109.031
N2 C1 H5 109.031 H3 C1 H4 107.794
H3 C1 H5 107.794 H4 C1 H5 107.303
H6 N2 H7 105.863
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability