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All results from a given calculation for CH2BOH (hydroxy(methylene)borane)

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-26.177597
Energy at 298.15K-26.179810
HF Energy-26.177597
Nuclear repulsion energy28.698140
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 B3LYP/CEP-121G
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' 3731 3636 78.37      
2 A' 3118 3039 3.93      
3 A' 1772 1726 334.02      
4 A' 1383 1348 9.66      
5 A' 924 900 6.76      
6 A' 866 844 308.79      
7 A' 727 709 139.98      
8 A' 358 349 23.03      
9 A" 3203 3122 2.49      
10 A" 838 816 68.06      
11 A" 605 589 152.98      
12 A" 339 330 0.64      

Unscaled Zero Point Vibrational Energy (zpe) 8931.7 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 8703.9 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 B3LYP/CEP-121G
ABC
7.28860 0.26313 0.25864

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 1.410 0.000
B2 0.037 0.011 0.000
O3 0.037 -1.327 0.000
H4 0.037 1.989 0.922
H5 0.037 1.989 -0.922
H6 -0.767 -1.876 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39812.73661.08861.08863.3825
B21.39811.33852.18162.18162.0515
O32.73661.33853.44163.44160.9734
H41.08862.18163.44161.84344.0538
H51.08862.18163.44161.84344.0538
H63.38252.05150.97344.05384.0538

picture of hydroxy(methylene)borane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 O3 180.000 B2 C1 H4 122.149
B2 C1 H5 122.149 B2 O3 H6 124.338
H4 C1 H5 115.702
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.242      
2 B -0.067      
3 O -0.422      
4 H 0.165      
5 H 0.165      
6 H 0.402      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.884 -1.738 0.000 2.564
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.808 3.826 0.000
y 3.826 -16.124 0.000
z 0.000 0.000 -17.071
Traceless
 xyz
x -3.210 3.826 0.000
y 3.826 2.316 0.000
z 0.000 0.000 0.895
Polar
3z2-r21.790
x2-y2-3.684
xy3.826
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.210 0.236 0.000
y 0.236 6.629 0.000
z 0.000 0.000 2.729


<r2> (average value of r2) Å2
<r2> 43.288
(<r2>)1/2 6.579