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/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-140.030500
Energy at 298.15K-140.032672
HF Energy-140.030500
Nuclear repulsion energy54.906090
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/cc-pVTZ
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' 3774 3655 116.76      
2 A' 3152 3052 5.51      
3 A' 1792 1735 347.08      
4 A' 1366 1322 3.95      
5 A' 1000 969 151.29      
6 A' 940 910 18.26      
7 A' 643 622 74.91      
8 A' 357 346 14.48      
9 A" 3224 3122 0.02      
10 A" 789 764 34.87      
11 A" 611 591 79.18      
12 A" 325 315 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 8986.1 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 8701.2 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/cc-pVTZ
ABC
6.97617 0.26996 0.26577

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.390 0.000
B2 0.040 0.004 0.000
O3 0.040 -1.319 0.000
H4 0.040 1.963 0.919
H5 0.040 1.963 -0.919
H6 -0.834 -1.730 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38622.70911.08301.08303.2403
B21.38621.32282.16452.16451.9418
O32.70911.32283.40883.40880.9658
H41.08302.16453.40881.83733.9054
H51.08302.16453.40881.83733.9054
H63.24031.94180.96583.90543.9054

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 121.980
B2 C1 H5 121.980 B2 O3 H6 115.196
H4 C1 H5 116.039
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.384      
2 B 0.118      
3 O -0.207      
4 H 0.115      
5 H 0.115      
6 H 0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.511 -1.759 0.000 2.319
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 3.930 0.174 0.000
y 0.174 6.510 0.000
z 0.000 0.000 3.438


<r2> (average value of r2) Å2
<r2> 49.646
(<r2>)1/2 7.046