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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-139.921450
Energy at 298.15K-139.923606
HF Energy-139.921450
Nuclear repulsion energy54.892277
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 mPW1PW91/6-31G*
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' 3803 3607 110.03      
2 A' 3207 3041 5.09      
3 A' 1830 1735 332.83      
4 A' 1386 1315 2.78      
5 A' 1021 968 180.69      
6 A' 952 903 6.44      
7 A' 648 614 99.99      
8 A' 352 334 17.73      
9 A" 3283 3113 0.00      
10 A" 798 757 57.18      
11 A" 619 587 88.94      
12 A" 325 309 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 9112.0 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 8640.9 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 mPW1PW91/6-31G*
ABC
6.90383 0.26996 0.26581

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.390 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.321 0.000
H4 0.040 1.963 0.921
H5 0.040 1.963 -0.921
H6 -0.844 -1.711 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38782.71041.08471.08473.2241
B21.38781.32252.16672.16671.9275
O32.71041.32253.41053.41050.9665
H41.08472.16673.41051.84143.8894
H51.08472.16673.41051.84143.8894
H63.22411.92750.96653.88943.8894

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 121.918
B2 C1 H5 121.918 B2 O3 H6 113.810
H4 C1 H5 116.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.575      
2 B 0.276      
3 O -0.512      
4 H 0.181      
5 H 0.181      
6 H 0.450      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.683 -1.619 0.000 2.335
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.324 3.189 0.000
y 3.189 -16.162 0.000
z 0.000 0.000 -16.461
Traceless
 xyz
x -2.013 3.189 0.000
y 3.189 1.230 0.000
z 0.000 0.000 0.782
Polar
3z2-r21.565
x2-y2-2.162
xy3.189
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.324 0.212 0.000
y 0.212 5.800 0.000
z 0.000 0.000 2.624


<r2> (average value of r2) Å2
<r2> 49.224
(<r2>)1/2 7.016