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All results from a given calculation for CH3BH2 (methylborane)

using model chemistry: M06-2X/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-311G*
 hartrees
Energy at 0K-65.910199
Energy at 298.15K-65.914055
HF Energy-65.910199
Nuclear repulsion energy31.846608
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 M06-2X/6-311G*
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' 3102 3102 12.05      
2 A' 3015 3015 2.76      
3 A' 2632 2632 107.45      
4 A' 1501 1501 5.73      
5 A' 1359 1359 81.21      
6 A' 1260 1260 21.61      
7 A' 1091 1091 70.87      
8 A' 979 979 12.39      
9 A' 569 569 0.60      
10 A" 3152 3152 13.35      
11 A" 2700 2700 153.94      
12 A" 1467 1467 6.78      
13 A" 1070 1070 21.46      
14 A" 682 682 0.85      
15 A" 108 108 1.81      

Unscaled Zero Point Vibrational Energy (zpe) 12343.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12343.1 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 M06-2X/6-311G*
ABC
3.21977 0.71935 0.65726

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 -0.682 0.000
B2 -0.018 0.873 0.000
H3 1.051 -0.957 0.000
H4 -0.441 -1.142 0.894
H5 -0.441 -1.142 -0.894
H6 0.014 1.485 -1.024
H7 0.014 1.485 1.024

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5 H6 H7
C11.55501.10341.09091.09092.39692.3969
B21.55502.11952.24502.24501.19351.1935
H31.10342.11951.74891.74892.84392.8439
H41.09092.24501.74891.78763.28462.6696
H51.09092.24501.74891.78762.66963.2846
H62.39691.19352.84393.28462.66962.0485
H72.39691.19352.84392.66963.28462.0485

picture of methylborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H6 120.836 C1 B2 H7 120.836
B2 C1 H3 104.453 B2 C1 H4 114.964
B2 C1 H5 114.964 H3 C1 H4 105.692
H3 C1 H5 105.692 H4 C1 H5 110.030
H6 B2 H7 118.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.885      
2 B 0.056      
3 H 0.234      
4 H 0.236      
5 H 0.236      
6 H 0.061      
7 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.108 -0.555 0.000 0.566
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.837 -0.175 0.000
y -0.175 -16.573 0.000
z 0.000 0.000 -15.729
Traceless
 xyz
x 2.314 -0.175 0.000
y -0.175 -1.790 0.000
z 0.000 0.000 -0.524
Polar
3z2-r2-1.049
x2-y22.736
xy-0.175
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.956 -0.030 0.000
y -0.030 4.415 0.000
z 0.000 0.000 3.929


<r2> (average value of r2) Å2
<r2> 29.337
(<r2>)1/2 5.416