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

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-139.151894
Energy at 298.15K-139.154056
HF Energy-139.151894
Nuclear repulsion energy53.925266
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 BLYP/3-21G*
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' 3299 3278 19.53      
2 A' 3079 3059 3.11      
3 A' 1798 1786 188.39      
4 A' 1386 1377 11.04      
5 A' 975 969 142.28      
6 A' 914 908 66.80      
7 A' 698 694 104.97      
8 A' 327 325 18.24      
9 A" 3140 3120 0.40      
10 A" 821 816 49.35      
11 A" 653 649 94.13      
12 A" 317 315 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 8703.1 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 8646.5 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 BLYP/3-21G*
ABC
6.84251 0.26108 0.25719

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.041 1.410 0.000
B2 0.041 0.014 0.000
O3 0.041 -1.340 0.000
H4 0.041 1.997 0.924
H5 0.041 1.997 -0.924
H6 -0.851 -1.807 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39692.74991.09421.09423.3382
B21.39691.35302.18782.18782.0268
O32.74991.35303.46173.46171.0069
H41.09422.18783.46171.84784.0141
H51.09422.18783.46171.84784.0141
H63.33822.02681.00694.01414.0141

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 122.397
B2 C1 H5 122.397 B2 O3 H6 117.631
H4 C1 H5 115.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.704      
2 B 0.475      
3 O -0.487      
4 H 0.172      
5 H 0.172      
6 H 0.371      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.862 -1.664 0.000 2.497
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.743 3.427 0.000
y 3.427 -15.831 0.000
z 0.000 0.000 -16.792
Traceless
 xyz
x -2.432 3.427 0.000
y 3.427 1.937 0.000
z 0.000 0.000 0.495
Polar
3z2-r20.991
x2-y2-2.912
xy3.427
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.109 0.363 0.000
y 0.363 6.107 0.000
z 0.000 0.000 2.408


<r2> (average value of r2) Å2
<r2> 50.688
(<r2>)1/2 7.120