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 CH3BO (Borane, methyloxo-)

using model chemistry: QCISD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD(T)/6-31G*
 hartrees
Energy at 0K-139.642508
Energy at 298.15K-139.645024
HF Energy-139.222940
Nuclear repulsion energy53.846402
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(T)/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3072 2947        
2 A1 2013 1931        
3 A1 1394 1337        
4 A1 819 786        
5 E 3157 3028        
5 E 3156 3028        
6 E 1510 1449        
6 E 1510 1448        
7 E 949 910        
7 E 949 910        
8 E 351 337        
8 E 351 336        

Unscaled Zero Point Vibrational Energy (zpe) 9614.6 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 9223.3 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(T)/6-31G*
ABC
5.28321 0.26026 0.26026

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.305
B2 0.000 0.000 0.241
O3 0.000 0.000 1.461
H4 0.000 1.027 -1.688
H5 0.890 -0.514 -1.688
H6 -0.890 -0.514 -1.688

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.54602.76601.09641.09641.0964
B21.54601.22002.18562.18562.1856
O32.76601.22003.31243.31243.3124
H41.09642.18563.31241.77931.7793
H51.09642.18563.31241.77931.7793
H61.09642.18563.31241.77931.7793

picture of Borane, methyloxo- 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 110.450
B2 C1 H5 110.450 B2 C1 H6 110.450
H4 C1 H5 108.475 H4 C1 H6 108.475
H5 C1 H6 108.475
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability