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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-139.811879
Energy at 298.15K-139.814036
HF Energy-139.686591
Nuclear repulsion energy54.768397
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 B2PLYP/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' 3760 3569 109.35      
2 A' 3208 3045 4.47      
3 A' 1817 1725 309.01      
4 A' 1406 1335 1.60      
5 A' 1029 977 177.90      
6 A' 945 897 9.62      
7 A' 649 616 90.72      
8 A' 344 326 17.47      
9 A" 3283 3116 0.16      
10 A" 810 769 50.75      
11 A" 626 594 91.10      
12 A" 326 309 0.74      

Unscaled Zero Point Vibrational Energy (zpe) 9101.5 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 8639.2 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 B2PLYP/6-31G*
ABC
6.88571 0.26866 0.26459

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.393 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.324 0.000
H4 0.040 1.966 0.920
H5 0.040 1.966 -0.920
H6 -0.849 -1.712 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38982.71741.08391.08393.2301
B21.38981.32762.16752.16751.9322
O32.71741.32763.41643.41640.9699
H41.08392.16753.41641.84053.8943
H51.08392.16753.41641.84053.8943
H63.23011.93220.96993.89433.8943

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 121.894
B2 C1 H5 121.894 B2 O3 H6 113.581
H4 C1 H5 116.211
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.504      
2 B 0.243      
3 O -0.510      
4 H 0.161      
5 H 0.161      
6 H 0.448      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.697 -1.595 0.000 2.329
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.394 3.206 0.000
y 3.206 -16.468 0.000
z 0.000 0.000 -16.648
Traceless
 xyz
x -1.836 3.206 0.000
y 3.206 1.053 0.000
z 0.000 0.000 0.783
Polar
3z2-r21.566
x2-y2-1.926
xy3.206
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.309 0.225 0.000
y 0.225 5.817 0.000
z 0.000 0.000 2.621


<r2> (average value of r2) Å2
<r2> 49.508
(<r2>)1/2 7.036