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: B3LYPultrafine/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 B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-140.037362
Energy at 298.15K-140.039554
HF Energy-140.037362
Nuclear repulsion energy55.033538
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 B3LYPultrafine/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3799 3673 130.50      
2 A' 3154 3049 7.01      
3 A' 1802 1742 365.58      
4 A' 1361 1316 4.34      
5 A' 996 963 162.76      
6 A' 948 917 15.44      
7 A' 654 632 80.38      
8 A' 368 356 14.63      
9 A" 3224 3116 0.11      
10 A" 792 766 38.83      
11 A" 600 580 82.75      
12 A" 332 321 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 9015.0 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 8714.8 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 B3LYPultrafine/cc-pVTZ
ABC
7.03155 0.27124 0.26697

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.387 0.000
B2 0.039 0.004 0.000
O3 0.039 -1.315 0.000
H4 0.039 1.959 0.917
H5 0.039 1.959 -0.917
H6 -0.826 -1.738 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38282.70191.08131.08133.2428
B21.38281.31902.15982.15981.9455
O32.70191.31903.40053.40050.9635
H41.08132.15983.40051.83463.9068
H51.08132.15983.40051.83463.9068
H63.24281.94550.96353.90683.9068

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 121.970
B2 C1 H5 121.970 B2 O3 H6 116.057
H4 C1 H5 116.061
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.423      
2 B 0.124      
3 O -0.194      
4 H 0.127      
5 H 0.127      
6 H 0.240      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.524 -1.784 0.000 2.346
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.311 3.045 0.000
y 3.045 -16.918 0.000
z 0.000 0.000 -17.151
Traceless
 xyz
x -2.277 3.045 0.000
y 3.045 1.313 0.000
z 0.000 0.000 0.964
Polar
3z2-r21.928
x2-y2-2.393
xy3.045
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.907 0.170 0.000
y 0.170 6.454 0.000
z 0.000 0.000 3.404


<r2> (average value of r2) Å2
<r2> 49.586
(<r2>)1/2 7.042