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

using model chemistry: QCISD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/TZVP
 hartrees
Energy at 0K-139.647560
Energy at 298.15K-139.649719
HF Energy-139.202266
Nuclear repulsion energy54.803807
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 QCISD/TZVP
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' 3870 3697 142.83      
2 A' 3195 3053 4.90      
3 A' 1800 1719 362.49      
4 A' 1388 1326 1.56      
5 A' 1034 988 156.03      
6 A' 942 900 14.47      
7 A' 617 589 85.94      
8 A' 342 326 16.41      
9 A" 3280 3133 0.01      
10 A" 798 762 48.29      
11 A" 619 591 95.56      
12 A" 331 317 1.63      

Unscaled Zero Point Vibrational Energy (zpe) 9107.2 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 8700.1 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 QCISD/TZVP
ABC
6.88869 0.26863 0.26453

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.394 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.325 0.000
H4 0.040 1.962 0.921
H5 0.040 1.962 -0.921
H6 -0.846 -1.701 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39202.71961.08171.08173.2201
B21.39201.32772.16492.16491.9205
O32.71961.32773.41353.41350.9629
H41.08172.16493.41351.84203.8795
H51.08172.16493.41351.84203.8795
H63.22011.92050.96293.87953.8795

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 121.628
B2 C1 H5 121.628 B2 O3 H6 112.987
H4 C1 H5 116.743
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability