return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP2/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-139.588038
Energy at 298.15K-139.590187
HF Energy-139.169972
Nuclear repulsion energy54.363532
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/aug-cc-pVDZ
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' 3813 3656 170.07      
2 A' 3198 3067 10.10      
3 A' 1763 1691 375.87      
4 A' 1347 1291 1.91      
5 A' 1021 979 148.26      
6 A' 917 879 17.82      
7 A' 621 596 73.69      
8 A' 362 348 16.29      
9 A" 3294 3159 0.39      
10 A" 785 753 28.65      
11 A" 595 571 81.20      
12 A" 321 308 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 9018.5 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 8648.8 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/aug-cc-pVDZ
ABC
6.77488 0.26433 0.26021

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.407 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.335 0.000
H4 0.040 1.977 0.932
H5 0.040 1.977 -0.932
H6 -0.847 -1.723 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.40462.74161.09211.09213.2530
B21.40461.33702.18332.18331.9399
O32.74161.33703.44013.44010.9686
H41.09212.18333.44011.86323.9169
H51.09212.18333.44011.86323.9169
H63.25301.93990.96863.91693.9169

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 121.458
B2 C1 H5 121.458 B2 O3 H6 113.614
H4 C1 H5 117.084
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability