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

using model chemistry: MP4=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 MP4=FULL/3-21G
 hartrees
Energy at 0K-138.672879
Energy at 298.15K-138.675110
HF Energy-138.382123
Nuclear repulsion energy53.840564
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 MP4=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' 3509 3435        
2 A' 3141 3074        
3 A' 1817 1778        
4 A' 1458 1427        
5 A' 1029 1007        
6 A' 922 902        
7 A' 754 738        
8 A' 316 309        
9 A" 3215 3147        
10 A" 878 859        
11 A" 690 675        
12 A" 320 313        

Unscaled Zero Point Vibrational Energy (zpe) 9022.9 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 8831.6 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 MP4=FULL/3-21G
ABC
6.89229 0.25926 0.25536

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.417 0.000
B2 0.040 0.014 0.000
O3 0.040 -1.345 0.000
H4 0.040 1.996 0.924
H5 0.040 1.996 -0.924
H6 -0.842 -1.803 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.40372.76281.08991.08993.3386
B21.40371.35902.18712.18712.0190
O32.76281.35903.46683.46680.9932
H41.08992.18713.46681.84714.0077
H51.08992.18713.46681.84714.0077
H63.33862.01900.99324.00774.0077

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 122.073
B2 C1 H5 122.073 B2 O3 H6 117.417
H4 C1 H5 115.855
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability