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

using model chemistry: MP2=FULL/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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-138.645800
Energy at 298.15K-138.648073
HF Energy-138.382873
Nuclear repulsion energy54.043008
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 MP2=FULL/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' 3563 3378 96.09      
2 A' 3198 3032 5.96      
3 A' 1842 1746 224.05      
4 A' 1477 1400 6.65      
5 A' 1023 970 207.06      
6 A' 938 890 58.01      
7 A' 771 731 116.40      
8 A' 343 325 20.86      
9 A" 3275 3105 0.03      
10 A" 886 840 61.41      
11 A" 683 647 116.80      
12 A" 327 310 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 9163.0 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 8686.6 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 MP2=FULL/3-21G*
ABC
6.96586 0.26123 0.25726

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.412 0.000
B2 0.040 0.014 0.000
O3 0.040 -1.339 0.000
H4 0.040 1.988 0.921
H5 0.040 1.988 -0.921
H6 -0.833 -1.807 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39822.75181.08571.08573.3357
B21.39821.35362.17772.17772.0197
O32.75181.35363.45223.45220.9902
H41.08572.17773.45221.84144.0013
H51.08572.17773.45221.84144.0013
H63.33572.01970.99024.00134.0013

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 122.000
B2 C1 H5 122.000 B2 O3 H6 118.191
H4 C1 H5 116.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability