return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: TPSSh/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-139.996499
Energy at 298.15K-139.998660
HF Energy-139.996499
Nuclear repulsion energy54.653403
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/aug-cc-pVDZ
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' 3751 3629 115.06      
2 A' 3158 3054 4.49      
3 A' 1782 1724 364.44      
4 A' 1350 1306 2.96      
5 A' 1017 984 143.01      
6 A' 928 898 15.74      
7 A' 648 627 74.46      
8 A' 354 342 14.06      
9 A" 3239 3133 0.05      
10 A" 784 758 27.12      
11 A" 602 582 78.19      
12 A" 322 312 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 8966.9 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 8673.7 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/aug-cc-pVDZ
ABC
6.86368 0.26765 0.26348

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.396 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.326 0.000
H4 0.040 1.972 0.925
H5 0.040 1.972 -0.925
H6 -0.842 -1.728 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39222.72131.09011.09013.2458
B21.39221.32912.17522.17521.9433
O32.72131.32913.42503.42500.9699
H41.09012.17523.42501.85073.9145
H51.09012.17523.42501.85073.9145
H63.24581.94330.96993.91453.9145

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 121.912
B2 C1 H5 121.912 B2 O3 H6 114.499
H4 C1 H5 116.176
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.513      
2 B 0.126      
3 O -0.227      
4 H -0.314      
5 H -0.314      
6 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.465 -1.721 0.000 2.260
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 4.929 0.165 0.000
y 0.165 7.032 0.000
z 0.000 0.000 3.991


<r2> (average value of r2) Å2
<r2> 50.184
(<r2>)1/2 7.084