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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-139.161895
Energy at 298.15K-139.164150
HF Energy-139.161895
Nuclear repulsion energy54.398388
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 mPW1PW91/3-21G*
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' 3590 3410 80.77      
2 A' 3186 3026 6.86      
3 A' 1868 1774 253.60      
4 A' 1419 1347 13.17      
5 A' 983 933 117.95      
6 A' 945 897 150.23      
7 A' 761 723 136.39      
8 A' 358 340 22.33      
9 A" 3259 3094 0.07      
10 A" 846 803 73.75      
11 A" 650 618 114.08      
12 A" 331 314 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 9097.3 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 8638.8 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 mPW1PW91/3-21G*
ABC
7.04214 0.26523 0.26108

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.039 1.401 0.000
B2 0.039 0.014 0.000
O3 0.039 -1.327 0.000
H4 0.039 1.980 0.919
H5 0.039 1.980 -0.919
H6 -0.822 -1.811 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38712.72811.08621.08623.3250
B21.38711.34102.17022.17022.0173
O32.72811.34103.43243.43240.9873
H41.08622.17023.43241.83813.9942
H51.08622.17023.43241.83813.9942
H63.32502.01730.98733.99423.9942

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 122.207
B2 C1 H5 122.207 B2 O3 H6 119.319
H4 C1 H5 115.585
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.852      
2 B 0.590      
3 O -0.573      
4 H 0.215      
5 H 0.215      
6 H 0.406      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.936 -1.733 0.000 2.598
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.773 3.590 0.000
y 3.590 -15.868 0.000
z 0.000 0.000 -16.564
Traceless
 xyz
x -2.557 3.590 0.000
y 3.590 1.801 0.000
z 0.000 0.000 0.756
Polar
3z2-r21.512
x2-y2-2.905
xy3.590
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.042 0.303 0.000
y 0.303 5.747 0.000
z 0.000 0.000 2.313


<r2> (average value of r2) Å2
<r2> 50.044
(<r2>)1/2 7.074