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=FULL/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 CCSD=FULL/TZVP
 hartrees
Energy at 0K-139.698763
Energy at 298.15K-139.700938
HF Energy-139.202442
Nuclear repulsion energy54.888105
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=FULL/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' 3878 3675 144.24      
2 A' 3198 3030 5.21      
3 A' 1807 1712 372.71      
4 A' 1389 1316 1.52      
5 A' 1035 981 159.30      
6 A' 947 897 14.03      
7 A' 622 590 86.93      
8 A' 349 331 16.45      
9 A" 3283 3110 0.00      
10 A" 799 757 50.32      
11 A" 620 588 95.64      
12 A" 333 316 1.57      

Unscaled Zero Point Vibrational Energy (zpe) 9130.8 cm-1
Scaled (by 0.9475) Zero Point Vibrational Energy (zpe) 8651.4 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=FULL/TZVP
ABC
6.90476 0.26954 0.26542

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.392 0.000
B2 0.040 0.002 0.000
O3 0.040 -1.323 0.000
H4 0.040 1.959 0.920
H5 0.040 1.959 -0.920
H6 -0.845 -1.701 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38982.71471.08081.08083.2174
B21.38981.32492.16222.16221.9196
O32.71471.32493.40803.40800.9623
H41.08082.16223.40801.84053.8763
H51.08082.16223.40801.84053.8763
H63.21741.91960.96233.87633.8763

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 113.170
H4 C1 H5 116.744
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability