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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-139.931800
Energy at 298.15K-139.933960
HF Energy-139.931800
Nuclear repulsion energy54.956592
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' 3883 3694 117.09      
2 A' 3207 3051 6.34      
3 A' 1833 1744 335.80      
4 A' 1371 1304 3.07      
5 A' 1013 964 178.19      
6 A' 955 909 9.16      
7 A' 644 613 94.64      
8 A' 356 338 17.15      
9 A" 3289 3129 0.03      
10 A" 793 755 55.10      
11 A" 614 585 87.52      
12 A" 323 307 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 9140.5 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 8697.2 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 mPW1PW91/6-31G**
ABC
6.93375 0.27048 0.26627

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 1.389 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.319 0.000
H4 0.040 1.960 0.921
H5 0.040 1.960 -0.921
H6 -0.838 -1.714 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38682.70791.08351.08353.2248
B21.38681.32112.16362.16361.9277
O32.70791.32113.40593.40590.9627
H41.08352.16363.40591.84143.8882
H51.08352.16363.40591.84143.8882
H63.22481.92770.96273.88823.8882

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 121.815
B2 C1 H5 121.815 B2 O3 H6 114.228
H4 C1 H5 116.371
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 -0.480      
2 B 0.276      
3 O -0.425      
4 H 0.139      
5 H 0.139      
6 H 0.352      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.653 -1.658 0.000 2.341
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.303 3.138 0.000
y 3.138 -16.125 0.000
z 0.000 0.000 -16.447
Traceless
 xyz
x -2.017 3.138 0.000
y 3.138 1.250 0.000
z 0.000 0.000 0.767
Polar
3z2-r21.534
x2-y2-2.178
xy3.138
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.354 0.216 0.000
y 0.216 5.830 0.000
z 0.000 0.000 2.659


<r2> (average value of r2) Å2
<r2> 49.137
(<r2>)1/2 7.010