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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-139.927552
Energy at 298.15K-139.929728
HF Energy-139.927552
Nuclear repulsion energy55.036311
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 B3PW91/6-31G(2df,p)
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' 3845 3696 119.70      
2 A' 3180 3057 7.80      
3 A' 1830 1760 318.53      
4 A' 1349 1297 4.74      
5 A' 1003 964 152.55      
6 A' 955 918 16.85      
7 A' 637 612 81.20      
8 A' 370 355 15.87      
9 A" 3258 3132 0.20      
10 A" 784 754 41.73      
11 A" 613 589 77.87      
12 A" 327 315 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 9074.8 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 8724.6 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 B3PW91/6-31G(2df,p)
ABC
6.96926 0.27138 0.26713

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.386 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.316 0.000
H4 0.040 1.961 0.919
H5 0.040 1.961 -0.919
H6 -0.834 -1.719 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38412.70201.08421.08423.2259
B21.38411.31792.16382.16381.9303
O32.70201.31793.40333.40330.9622
H41.08422.16383.40331.83873.8925
H51.08422.16383.40331.83873.8925
H63.22591.93030.96223.89253.8925

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 122.012
B2 C1 H5 122.012 B2 O3 H6 114.781
H4 C1 H5 115.976
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.581      
2 B 0.175      
3 O -0.230      
4 H 0.146      
5 H 0.146      
6 H 0.343      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.518 -1.729 0.000 2.300
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.298 2.975 0.000
y 2.975 -16.116 0.000
z 0.000 0.000 -16.496
Traceless
 xyz
x -1.992 2.975 0.000
y 2.975 1.281 0.000
z 0.000 0.000 0.710
Polar
3z2-r21.421
x2-y2-2.182
xy2.975
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.868 0.207 0.000
y 0.207 5.969 0.000
z 0.000 0.000 2.997


<r2> (average value of r2) Å2
<r2> 49.043
(<r2>)1/2 7.003