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: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-139.729353
Energy at 298.15K-139.731542
HF Energy-139.208422
Nuclear repulsion energy54.856998
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 CCSD/aug-cc-pVTZ
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' 3875 3704 157.61      
2 A' 3180 3039 6.67      
3 A' 1795 1716 392.71      
4 A' 1380 1319 1.60      
5 A' 1019 974 160.25      
6 A' 941 900 16.74      
7 A' 657 628 71.88      
8 A' 359 344 15.02      
9 A" 3261 3117 0.06      
10 A" 800 764 32.44      
11 A" 600 574 82.52      
12 A" 330 315 2.02      

Unscaled Zero Point Vibrational Energy (zpe) 9098.3 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 8696.2 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 CCSD/aug-cc-pVTZ
ABC
6.95422 0.26904 0.26484

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.394 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.322 0.000
H4 0.040 1.961 0.921
H5 0.040 1.961 -0.921
H6 -0.834 -1.721 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.39112.71631.08111.08113.2351
B21.39111.32522.16352.16351.9325
O32.71631.32523.40973.40970.9602
H41.08112.16353.40971.84143.8942
H51.08112.16353.40971.84143.8942
H63.23511.93250.96023.89423.8942

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 121.613
B2 C1 H5 121.613 B2 O3 H6 114.523
H4 C1 H5 116.774
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability