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

using model chemistry: CCD/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 CCD/3-21G*
 hartrees
Energy at 0K-138.657246
Energy at 298.15K-138.659515
HF Energy-138.382726
Nuclear repulsion energy54.006361
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 CCD/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' 3570 3415 62.42      
2 A' 3151 3014 2.94      
3 A' 1843 1763 212.57      
4 A' 1468 1404 4.95      
5 A' 1048 1003 218.09      
6 A' 938 897 53.65      
7 A' 784 750 100.77      
8 A' 325 311 17.77      
9 A" 3224 3084 0.79      
10 A" 888 849 59.92      
11 A" 695 665 116.10      
12 A" 328 314 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 9130.7 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 8733.6 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 CCD/3-21G*
ABC
6.93630 0.26094 0.25696

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.413 0.000
B2 0.040 0.014 0.000
O3 0.040 -1.341 0.000
H4 0.040 1.991 0.923
H5 0.040 1.991 -0.923
H6 -0.835 -1.802 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39902.75321.08911.08913.3317
B21.39901.35422.18242.18242.0155
O32.75321.35423.45743.45740.9889
H41.08912.18243.45741.84524.0010
H51.08912.18243.45741.84524.0010
H63.33172.01550.98894.00104.0010

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 122.101
B2 C1 H5 122.101 B2 O3 H6 117.830
H4 C1 H5 115.797
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability