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

using model chemistry: TPSSh/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 TPSSh/6-31G**
 hartrees
Energy at 0K-139.973030
Energy at 298.15K-139.975164
HF Energy-139.973030
Nuclear repulsion energy54.730191
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 TPSSh/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' 3781 3625 87.41      
2 A' 3178 3046 2.60      
3 A' 1805 1730 304.07      
4 A' 1381 1324 1.93      
5 A' 1011 969 163.62      
6 A' 940 901 14.41      
7 A' 633 607 84.01      
8 A' 338 324 16.23      
9 A" 3254 3120 0.45      
10 A" 797 764 45.14      
11 A" 626 600 85.68      
12 A" 318 305 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 9030.6 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 8657.7 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 TPSSh/6-31G**
ABC
6.89865 0.26821 0.26410

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.394 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.325 0.000
H4 0.040 1.968 0.921
H5 0.040 1.968 -0.921
H6 -0.844 -1.721 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39122.71921.08511.08513.2383
B21.39121.32802.17012.17011.9376
O32.71921.32803.41933.41930.9692
H41.08512.17013.41931.84203.9037
H51.08512.17013.41931.84203.9037
H63.23831.93760.96923.90373.9037

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 121.922
B2 C1 H5 121.922 B2 O3 H6 114.108
H4 C1 H5 116.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.450      
2 B 0.269      
3 O -0.424      
4 H 0.129      
5 H 0.129      
6 H 0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.639 -1.639 0.000 2.318
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.388 0.235 0.000
y 0.235 5.983 0.000
z 0.000 0.000 2.703


<r2> (average value of r2) Å2
<r2> 49.472
(<r2>)1/2 7.034