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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-26.215020
Energy at 298.15K-26.217163
HF Energy-26.215020
Nuclear repulsion energy28.858148
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' 3759 3643 97.60      
2 A' 3133 3037 2.98      
3 A' 1770 1715 366.17      
4 A' 1373 1331 3.06      
5 A' 1017 986 187.85      
6 A' 925 896 8.79      
7 A' 630 611 99.52      
8 A' 344 333 16.46      
9 A" 3208 3109 0.98      
10 A" 811 786 51.30      
11 A" 601 582 101.73      
12 A" 332 322 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8950.3 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 8676.4 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
6.87584 0.26677 0.26266

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 0.040 1.398 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.327 0.000
H4 0.040 1.975 0.924
H5 0.040 1.975 -0.924
H6 -0.843 -1.733 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39602.72591.08881.08883.2532
B21.39601.32992.17782.17781.9469
O32.72591.32993.42883.42880.9716
H41.08882.17783.42881.84803.9213
H51.08882.17783.42881.84803.9213
H63.25321.94690.97163.92133.9213

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 121.942
B2 C1 H5 121.942 B2 O3 H6 114.644
H4 C1 H5 116.116
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 -0.406      
2 B 0.078      
3 O -0.477      
4 H 0.181      
5 H 0.181      
6 H 0.443      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.722 -1.693 0.000 2.415
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.343 3.352 0.000
y 3.352 -16.753 0.000
z 0.000 0.000 -16.994
Traceless
 xyz
x -2.470 3.352 0.000
y 3.352 1.416 0.000
z 0.000 0.000 1.054
Polar
3z2-r22.107
x2-y2-2.590
xy3.352
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.485 0.185 0.000
y 0.185 6.388 0.000
z 0.000 0.000 2.923


<r2> (average value of r2) Å2
<r2> 42.691
(<r2>)1/2 6.534