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

using model chemistry: B3PW91/6-31G*

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*
 hartrees
Energy at 0K-139.905688
Energy at 298.15K-139.907827
HF Energy-139.905688
Nuclear repulsion energy54.810571
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*
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' 3770 3607 101.37      
2 A' 3187 3049 4.65      
3 A' 1819 1740 323.30      
4 A' 1378 1318 2.90      
5 A' 1016 972 177.58      
6 A' 946 905 7.27      
7 A' 638 611 98.01      
8 A' 347 332 17.48      
9 A" 3262 3120 0.04      
10 A" 794 760 55.10      
11 A" 618 591 88.24      
12 A" 324 310 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 9048.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 8657.1 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 B3PW91/6-31G*
ABC
6.88340 0.26920 0.26506

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.392 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.322 0.000
H4 0.040 1.966 0.922
H5 0.040 1.966 -0.922
H6 -0.846 -1.714 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38942.71401.08631.08633.2291
B21.38941.32462.16982.16981.9311
O32.71401.32463.41563.41560.9687
H41.08632.16983.41561.84353.8958
H51.08632.16983.41561.84353.8958
H63.22911.93110.96873.89583.8958

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 121.951
B2 C1 H5 121.951 B2 O3 H6 113.814
H4 C1 H5 116.097
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.562      
2 B 0.268      
3 O -0.507      
4 H 0.177      
5 H 0.177      
6 H 0.446      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.682 -1.617 0.000 2.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.311 3.189 0.000
y 3.189 -16.132 0.000
z 0.000 0.000 -16.473
Traceless
 xyz
x -2.009 3.189 0.000
y 3.189 1.260 0.000
z 0.000 0.000 0.749
Polar
3z2-r21.498
x2-y2-2.179
xy3.189
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.330 0.218 0.000
y 0.218 5.853 0.000
z 0.000 0.000 2.644


<r2> (average value of r2) Å2
<r2> 49.329
(<r2>)1/2 7.023